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1
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ุจุณู… ุงู„ู„ู‡ ุงู„ุฑุญู…ู† ุงู„ุฑุญูŠู… ุงู„ุณู„ุงู… ุนู„ูŠูƒู… ูˆุฑุญู…ุฉ ุงู„ู„ู‡
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ูˆุจุฑูƒุงุชู‡ุŒ ุงู„ูŠูˆู… ู‡ู†ุณุชู‚ู†ู ู…ุญุงุถุฑุงุชู†ุง ููŠ ู…ุงุฏุฉ ู†ุธุฑูŠุฉ
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ุงู„ุขู„ุงุชุŒ ู‡ู†ุจุฏุฃ ุดุงุจุชุฑ ุฌุฏูŠุฏ ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ tooth gearing
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ุฃูˆ ุงู„ุชุฑูˆุณุŒ ุจุงู„ุดุงุจุชุฑ ู‡ุฐุง ู‡ู†ูู‡ู… ุงู„ู†ุธุฑูŠุฉ ุงู„ุฃุณุงุณูŠุฉ
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ุงู„ู„ูŠ ุนู…ู„ ุงู„ุชุฑูˆุณุงู„ู…ูˆุงุตูุงุช ุงู„ู‡ู†ุฏุณูŠุฉ ู„ู„ุชุฑุณ ุงู„ู…ุนุงูŠูŠุฑ
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ุงู„ู…ุณุชุฎุฏู…ุฉ ููŠ ุงู„ุชุฑูˆุณ ูˆุจุนุถ ุงู„ุญุณุงุจุงุช ุงู„ู„ุงุฒู…ุฉ ู„ู„ุชุฑูˆุณ
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ุจุญูŠุซ ู†ุชุฌู†ุจ ูŠุตูŠุฑ ุชุฏุงุฎู„ุงุช ุจูŠู† ุงู„ู„ูŠ ู‡ูˆ ุงู„ two gears
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ุงู†ู…ุด ู‡ู†ุจุฏุฃ ุจ .. ุจู…ุง ูŠุณู…ู‰ ุงู„ friction .. ุจู…ุง ูŠุณู…ู‰
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ุงู„ friction wheels ุฃู†ุง ู…ุจูŠู† ุนู†ุฏูŠ ู‡ู†ุง
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ุงู†ุจูŠู† ุนู†ุฏู‰ .. ุนู†ุฏู‰ two wheels wheel A ูˆ wheel B
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ู…ุชู„ุงู…ุณุงุชูŠู† ุนู†ุฏ ุงู„ู†ู‚ุทุฉ ุงู„ู„ู‰ ุงู†ุจูŠู†ู‡ุง ุนู„ู‰ ุงู„ุดุงุดุฉ ุงู„
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wheel A ุจุชุฏูˆุฑ ุจุงุชุฌุงู‡ ุนู‚ุงุฑุจ ุงู„ุณุงุนุฉ ุงู„ wheel B ุฃูƒูŠุฏ
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ู‡ุชุฏูˆุฑ ุจุนูƒุณ ุนู‚ุงุฑุจ ุงู„ุณุงุนุฉ ู„ุฃู† ููŠ polling force P
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ุจุชุฎู„ู‰ ุงู„ wheel A ุชู„ูุงู„ุงู† ู†ุชุฌุฉ ุงู„ friction ู„ุงู† ููŠ
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ุฑุฏ ูุนู„ ุนู…ูˆุฏูŠ ู…ู† a ุนู„ู‰ b ูˆ ู…ู† b ุนู„ู‰ a ุจ .. ุงู„ู„ูŠ ู‡ูŠ
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normal force RN ู†ุชุฌุฉ normal force ูˆ ููŠ ุงุญุชูƒุงูƒ ุจูŠู†
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ุงู„ wheel a ูˆ ุงู„ wheel b ู‡ุชุตูŠุฑ ุงู„ frictional force
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ุงู„ุงู† ุงู„ motion ู‡ุชู†ุชู‚ู„ ุงู„ุญุฑูƒุฉ ู‡ุชู†ุชู‚ู„ ู…ู† a ู„b ุจุณ
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ุงู„ู„ูŠ ู‡ุชุตูŠุฑ ุงุชุฌุงู‡ ุงู„ุญุฑูƒุฉ ู‡ูŠู†ุนูƒุณ ู„ุงู† ุทุงู„ู…ุง ุงู† ู‚ูˆุฉ ุงู„
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.. ู‚ูˆุฉ Pุฃุนู„ู‰ ู…ู† ู‚ูˆุฉ ุงู„ุงุญุชูƒุงูƒ F ุจุณุงูˆุฉ Mu ููŠ R N
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00:01:51,160 --> 00:01:55,120
ู‡ูŠูƒูˆู† ููŠ ุนู†ุฏู‰ ุงู„ Velocity Ratio ู‡ุถู„ู‡ุง ุซุงุจุชุฉ ุจูŠู† A
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ูˆ B ุฅุฐุง ุงู„ P ู‚ูŠู…ุฉ ุงู„ force P ูƒุงู†ุช ุฃุนู„ู‰ ู…ู† ู‚ูŠู…ุฉ ู‚ูˆุฉ
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00:02:01,000 --> 00:02:05,180
ุงู„ุงุญุชูƒุงูƒ ู‡ูŠุตูŠุฑ ุงู†ุฒู„ุงู‚ ู„ู…ุญุงู„ุฉ ุจูŠู† ุงู„ A ูˆ ุงู„ B ูˆ
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00:02:05,180 --> 00:02:10,040
ู‡ุชุจุทู„ ุนู„ุงู‚ุฉ ุงู„ุณุฑุนุฉ ุจูŠู† B ูˆ A ุซุงุจุชุฉ ู…ุนู†ุงุชู‡ ููŠ
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ุงู„ุญุงู„ุฉ ู‡ุฐู‡ ุงู„ friction wheelsุจูŠุนุทูˆู†ูŠุด positive
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driveุŒ ุฅูŠุด ูŠุนู†ูŠ positive driveุŸ positive drive
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ูŠุนู†ูŠ ุฏุงูŠู…ุง ุจุชูƒูˆู† ุงู„ .. ุงู„ู†ุณุจุฉ ุจูŠู† ุณุฑุนุฉ A ูˆ ุณุฑุนุฉ B
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00:02:20,910 --> 00:02:25,330
ุซุงุจุชุฉุŒ ุฅุฐุง ุตุงุฑ ุงู†ุฒู„ุงู‚ ุนู†ุฏ ุฅูŠู‡ ู…ุด ู‡ุช .. ู‡ุชุจุทู„ ุซุงุจุชุฉ
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ูˆุจุงู„ุชุงู„ูŠ it is not positive drive
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ุงู„ุงู† ุนุดุงู† ุงุญุตู„ ุนู„ู‰ positive drive ุจุนู…ู„ ุงู†ุง ูƒุฃู†ู‡
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ุดุงูŠููŠู† ุงู„ุฏุงุฆุฑุฉ ุงู„ุฒุฑู‚ุงุก ู‚ุงุนุฏุฉ ูƒุฃู†ุง friction disk ูˆ
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ู‡ุงุฏ ุงู„ friction disk ู„ูƒู† ููŠ ุนู†ุฏู‰ ุงู„ุงู† ุตุงุฑ ููŠู‡
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ุฃุณู†ุงู† ูุจุตูŠุฑ ู†ู‚ู„ ุงู„ุญุฑูƒุฉ ุจุดูƒู„ ุฏูุนูŠุŒ ู†ู‚ู„ ุงู„ุญุฑูƒุฉ ุจูŠุตูŠุฑ
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00:02:49,680 --> 00:02:53,020
ุงู„ุงู† ุณู† ุจุฏูุน ุนู„ู‰ ุณู† ูŠุนู†ูŠ ููŠ ุนู†ุฏูƒ pushing action
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00:02:53,510 --> 00:02:56,750
ุนู†ุฏู‡ูŠู† ุงู„ driver ูˆุนู†ุฏู‡ูŠู† ุงู„ follower ุงู„ driver it
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pushes on the tooth of the driven ูˆุจุงู„ุชุงู„ูŠ ู…ุงููŠุด
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00:03:00,870 --> 00:03:07,090
ู…ุฌุงู„ ูŠุตูŠุฑ ุงูŠ ุงู†ุฒู„ุงู‚ ูˆุจุงู„ุชุงู„ูŠ ุงู„ู†ุณุจุฉ ุจูŠู† ุณุฑุนุฉ ุงู„
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driver ุนู„ู‰ ุงู„ driven ุงูˆ ุงู„ุนูƒุณ ุจุชุธู„ ุซุงุจุชุฉ ูˆู…ุงููŠุด
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00:03:12,070 --> 00:03:17,670
ุนู†ุฏู‡ sliding action ุงู„ุขู†
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00:03:17,670 --> 00:03:22,290
ุงู„ gears ุงู„ู„ูŠ ู„ู‡ุง ู…ุฒุงูŠุง ูˆู„ูŠู‡ุง ุนูŠูˆุจู…ุฒุงูŠุง ุงู„ู€ gears
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00:03:22,290 --> 00:03:27,090
ุงู†ู‡ุง ุชู†ู‚ู„ ุงู„ุญุฑูƒุฉ
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ุจูŠู† two shafts ูˆุงู„ูˆู„ูˆุณุชุฑูŠุดู ูŠุธู„ ุซุงุจุชุฉ ุฑู‚ู… ุงุชู†ูŠู†
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00:03:34,970 --> 00:03:40,380
ูŠุชู… ู†ู‚ู„ ูƒู…ูŠุฉ ูƒุจูŠุฑุฉ ู…ู† ุงู„ุทุงู‚ุฉ ู…ู† shaft ู„ shaftุงู„ู€
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00:03:40,380 --> 00:03:43,060
efficiency ุจุชุงุนุฉ ุงู„ู€ gears ููŠ ู„ู‚ู„ ุญุฑูƒุฉ ุนุงู„ูŠุฉ ุฌุฏุง
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ู…ู…ูƒู† ุชุชุฎุทู‰ ู„ 95% ุฑู‚ู… ุฃุฑุจุน reliable service ูŠุนู†ูŠ
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00:03:48,840 --> 00:03:54,580
ูŠุนู†ูŠ ุงู„ุฎุฏู…ุฉ ุงู„ู„ูŠ ู†ุฎุฏู‡ุง ูŠุนุชุฏ ุจูŠู‡ุง ูˆ ุชุนุทูŠู†ุง ุฎุฏู…ุฉ
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00:03:54,580 --> 00:04:00,280
ู„ูุชุฑุฉ ุทูˆูŠู„ุฉ ุฑู‚ู… ุฎู…ุณุฉ ู…ู…ูƒู† ุฃุฑูุน ุงู„ุณุฑุนุฉ ุฃูˆ ุฃู‚ู„ู„
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00:04:00,280 --> 00:04:03,640
ุงู„ุณุฑุนุฉ ู…ู† shaft ู„ shaft ุจ compact layout compact
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00:04:03,640 --> 00:04:05,980
layout ูŠุนู†ูŠ ุจุญุฌู… ุตุบูŠุฑ ู†ุณุจูŠุง
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00:04:09,190 --> 00:04:14,570
ุงู„ุนูŠูˆุจ ุจุชุงุนุฉ ุงู„ gear drives disadvantage ุฃูˆู„ ุดูŠุก
51
00:04:14,570 --> 00:04:20,090
ุชุตู†ูŠุน ู„ู„ุชุฑูˆุณ ูŠุชุทู„ุจ ุนุฏุฏ ูˆ ุฃุฏูˆุงุช ุฎุงุตุฉ ูู‡ุฐู‡ ุฃุญุฏ
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00:04:20,090 --> 00:04:25,850
ุงู„ุนูŠูˆุจ ุฑู‚ู… ุงุชู†ูŠู† ุฃูŠ ุฎุทุฃ ููŠ ู‚ุทุน ุงู„ุฃุณู†ุงู† ู…ู…ูƒู† ูŠุคุฏูŠ
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00:04:25,850 --> 00:04:30,330
ู„ุงุญุชุฒุงุฒุงุช ู…ูŠูƒุงู†ูŠูƒูŠุฉ ูˆุจุงู„ุชุงู„ูŠ ุจูŠุคุฏูŠ ู„ู„ุถุฌูŠุฌ ุฎู„ุงู„
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00:04:30,330 --> 00:04:31,990
ุนู…ู„ูŠุฉ ู†ู‚ู„ ุงู„ุญุฑูƒุฉ
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00:04:35,230 --> 00:04:39,950
ุงู„ุงู† ุชุตู†ู ุงู„ .. ุงู„ .. ุงู„ truth ุทุจู‚ุง ู„ู„ุชุงู„ูŠุฉ ู…ู…ูƒู†
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00:04:39,950 --> 00:04:43,170
ุงุตู„ุง ุงู„ truth .. ุงู„ truth ุทุจู‚ุง ู„ู„ position of axis
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of ุดุงุณู… ู…ูˆุงุถุน ู…ุญุงูˆุฑ ุงู„ุฃุนู…ุฏุฉ ุงู„ู„ูŠ ุฑุงูƒุจ ุนู„ูŠู‡ุง ุงู„
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truth ุงูˆ ุงุชู†ูŠู† ุงู„ preferable velocity of gears
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00:04:52,650 --> 00:04:55,670
ุงู„ุณุฑุนุฉ ุงู„ู…ุญุทูŠุฉ ู„ู„ truth ุงูˆ ุงู„ู†ูˆุน ุงู„ gearing ..
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00:04:55,670 --> 00:04:57,490
ุงู„ู†ูˆุน ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„
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00:04:57,490 --> 00:04:57,650
.. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ ..
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00:04:57,650 --> 00:04:57,770
ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„
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00:04:57,770 --> 00:04:58,870
.. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ ..
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00:04:58,870 --> 00:04:59,030
ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„
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00:04:59,030 --> 00:05:00,990
.. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ ..
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00:05:00,990 --> 00:05:00,990
ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„
67
00:05:00,990 --> 00:05:02,750
.. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ ..
68
00:05:05,150 --> 00:05:09,170
ุงู„ุชุตู†ูŠู ุงู„ุฃูˆู„ ู‡ูˆ position of axis of shares ูŠุนู†ูŠ
69
00:05:09,170 --> 00:05:13,040
ู…ู…ูƒู† ุฃุณู…ูŠู‡ ู‡ู†ุง ุนู†ุฏู‡ุงู„ parallel .. parallel shafts
70
00:05:13,040 --> 00:05:15,640
ุนู†ุฏูŠ ู‡ูŠู† .. ุนู†ุฏูŠ ู‡ูŠู† sparky high stairs ูˆ high
71
00:05:15,640 --> 00:05:20,320
stairs ู…ุญูˆุฑ ุงู„ุชุฑุณ ุงู„ุฃูˆู„ุงู†ูŠ ู…ูˆุงุฒูŠ ู„ู…ุญูˆุฑ ุงู„ุชุฑุณ
72
00:05:20,320 --> 00:05:24,720
ุงู„ุชุงู†ูŠ ูุจุณู…ูŠู‡ ุฃุนู…ุฏุฉ ู…ุชูˆุงุฒูŠุฉ ู†ูุณ ุงู„ุดูŠุก ููŠ ุนู†ุฏูŠ ู†ูˆุน
73
00:05:24,720 --> 00:05:29,300
ุชุงู†ูŠ ุนู†ุฏูŠ helical gears ุงู„ุนู…ูˆุฏ ุงู„ุนู„ูˆูŠ ู…ูˆุงุฒูŠ ู„ู„ุนู…ูˆุฏ
74
00:05:29,300 --> 00:05:33,060
ุงู„ุณูู„ูŠ ูˆุจุชุงู„ูŠ ุจุณู…ูŠู‡ parallel shafts ู…ุนู†ุงุชู‡ ู‡ุฐุง ุงู„
75
00:05:33,060 --> 00:05:38,260
position of axis of shafts they are parallelููŠ
76
00:05:38,260 --> 00:05:42,620
ุญุงู„ุฉ ุชุงู†ูŠุฉ ุงู„ู„ูŠ ู‡ูŠ ุงู„ .. ุงู„ู„ูŠ ู‡ูˆ intersecting axes
77
00:05:42,620 --> 00:05:45,620
ูŠุนู†ูŠ ุฏูŠ ู‡ุงูŠ .. ู‡ุงูŠ ู…ุญูˆุฑ ุงู„ .. ู…ุญูˆุฑ ุงู„ุชุฑุณ ู‡ุฐุงุŒ ู‡ุงูŠ
78
00:05:45,620 --> 00:05:49,300
ุฌุงูŠ ุฃูู‚ูŠุŒ ู…ุญูˆุฑ ุงู„ุชุฑุณ ู‡ุฐุง ุฌุงูŠ ุฑุฃุณูŠ ูˆ ู…ุชู‚ุงุทุนูŠู† ููŠ
79
00:05:49,300 --> 00:05:53,540
ุงู„ู…ุตุฑุŒ ูŠุนู†ูŠ ู…ุนู†ุงุชู‡ ุนู†ุฏูŠ ู…ุญูˆุฑูŠู† ู…ุชู‚ุงุทุนูŠู†ุŒ ุจุฑุถู‡ ู‡ุฐุง
80
00:05:53,540 --> 00:05:56,440
ุงู„ุชุฑุณ ุงู„ู„ูŠ ุนู„ู‰ ุงู„ูŠู…ูŠู†ุŒ ูŠุนู†ูŠ ุฏูŠ ู‡ุงูŠ ู…ุญูˆุฑ ู„ ..
81
00:05:56,440 --> 00:06:00,740
ู„ู„ุชุฑุณุŒ ูˆู‡ูŠ ู…ุญูˆุฑ ู„ุชุฑุณ ุชุงู†ูŠุŒ ุงู„ู…ุญุงูˆุฑ ู…ุชู‚ุงุทุนุฉุŒ ูŠุนู†ูŠ
82
00:06:00,740 --> 00:06:04,220
ู…ุนู†ุงุชู‡ ุนู†ุฏูŠ intersecting axes of shirts
83
00:06:07,740 --> 00:06:11,900
ุงู„ุงู† ุจุงู„ู†ุณุจุฉ ู„ู„ุดุฎุต ู…ู…ูƒู† ูŠูƒูˆู† ุนู†ุฏู‡ ุงู„ู…ุญุงูˆุฑ ุบูŠุฑ
84
00:06:11,900 --> 00:06:16,400
ู…ุชูˆุงุฒูŠุฉ ูˆ ุบูŠุฑ ู…ุชู‚ุงุทุน ุฒูŠ ู…ุง ุงู†ุง ุดุงูŠู ุนู†ุฏู‡ู† ุนู†ุฏู‡ู† ุงู„
85
00:06:16,400 --> 00:06:20,920
warm gear ุงู„ู„ูŠ ู‡ูˆ ุชุฑุณ ุงู„ุฏูˆุฏุฉ ุนู†ุฏ ู‡ุงูŠ ู…ุญูˆุฑ ูˆ ู‡ุงูŠ
86
00:06:20,920 --> 00:06:24,960
ู…ุญูˆุฑ ู‡ู† ุงูˆู„ ุดูŠ ุงู„ู…ุญูˆุฑ ู‡ู† ู„ุง ู‡ู… ู…ุชูˆุงุฒูŠู† ูˆู„ุง ู‡ู…
87
00:06:24,960 --> 00:06:27,140
ู…ุชู‚ุงุทุนูŠู† ูŠุนู†ูŠ ู‡ูŠ ุนู†ุฏู‡ุงูŠ ุงู„ู…ุญูˆุฑ ู‡ุฐุง ูˆ ุงู„ู…ุญูˆุฑ ..
88
00:06:27,140 --> 00:06:31,080
ุจุนูŠุฏูŠู† ุนู† ุจุนุถ ููŠ ู…ุณุงูุฉ ูˆ ู…ุนู†ุงุชู‡ ุงู„ุญุงู„ุฉ ุงู„ุชุงู„ุชุฉ non
89
00:06:31,080 --> 00:06:33,740
.. non intersecting and non parallel
90
00:06:36,530 --> 00:06:39,270
ู‡ุฐุง ุงู„ุชุตู†ูŠู ุงู„ุฃูˆู„ ุจูŠุนู†ูŠ ููŠ ุงู„ุชุตู†ูŠู ุงู„ุฃูˆู„ ู„ู„ truth
91
00:06:39,270 --> 00:06:43,490
ููŠ ุนู†ุฏูŠ parallel .. parallel shafts ููŠ ุนู†ุฏูŠ
92
00:06:43,490 --> 00:06:47,710
intersecting shafts ูˆ ููŠ ุนู†ุฏูŠ non-intersecting non
93
00:06:47,710 --> 00:06:51,510
-parallel shafts ุงู„ุชุตู†ูŠู ุงู„ุชุงู†ูŠ ุทุจู‚ุง ู„ู„ุตูˆุฑุฉ
94
00:06:51,510 --> 00:06:55,930
ุงู„ู…ู†ุญูˆุทูŠุฉ ู„ู„ truth ุงู„ุตูˆุฑุฉ ุงู„ู…ู†ุญูˆุทูŠุฉ ุงู„ู…ู‚ุตูˆุฏ ููŠู‡ุง
95
00:06:55,930 --> 00:06:57,830
ู„ู…ุง ู†ุฑุฌุน ุนู„ู‰ ุงู„ุดูƒู„ ู‡ู†ุง
96
00:07:02,030 --> 00:07:05,970
ุงู„ุณุฑุนุฉ ุงู„ู…ุญุทูŠุฉ ู‡ู†ุง ุงู„ู†ู‚ุทุฉ ุงู„ุชู„ุงู…ุณ ุจุชูƒูˆู† ู‡ูŠ ุงู„ู„ูŠ ู‡ูŠ
97
00:07:05,970 --> 00:07:08,630
ู‡ุชูƒูˆู† ุงู„ุณุฑุนุฉ ุงู„ู…ุญุทูŠุฉ ุงู„ุณุฑุนุฉ ุงู„ุฐู‡ุจูŠุฉ ููŠ ู†ุต ุงู„ู‚ุทุฑ
98
00:07:08,630 --> 00:07:14,970
ุจุชูƒูˆู† ููŠ ู‡ุฐุง ุงู„ุงุชุฌุงู‡ ุงู„ุณุฑุนุฉ ุงู„ู…ุญุทูŠุฉ ุงู„ู„ูŠ ู…ู…ูƒู†
99
00:07:14,970 --> 00:07:17,650
ุงุตู†ูู‡ุง low velocity medium velocity ุงูˆ high
100
00:07:17,650 --> 00:07:19,430
velocity ุงู„ low velocity ุงุฐุง ูƒุงู†ุช ุงู„ุณุฑุนุฉ ุงู„ู…ุญุทูŠุฉ
101
00:07:19,430 --> 00:07:21,990
ุงู‚ู„ ู…ู† ุชู„ุงุชุฉ ู…ุชุฑ ุนู„ู‰ ุงู„ุชุงู†ูŠ ุจุณู…ูŠู‡ุง low velocity
102
00:07:21,990 --> 00:07:25,970
gearingุฅุฐุง ูƒุงู†ุช ุงู„ุตุฑุงุฑุฉ ุญุทูŠุฉ ุจูŠู† ุชู„ุงุชุฉ ูˆู„ุง ุฎู…ุณุงุดุฑ
103
00:07:25,970 --> 00:07:29,030
ู…ุชุฑ ุนู„ู‰ ุซุงู†ูŠุฉ ูˆุงุณู…ู‡ุง medium velocity ุฅุฐุง ูƒุงู†ุช ุงู„
104
00:07:29,030 --> 00:07:31,590
velocity ุฃูƒุชุฑ ู…ู† ุฎู…ุณุงุดุฑ ู…ุชุฑ ุนู„ู‰ ุซุงู†ูŠุฉ ูˆุงุณู…ู‡ุง high
105
00:07:31,590 --> 00:07:32,030
velocity
106
00:07:35,120 --> 00:07:39,320
ุงู„ุชุตู†ูŠู ุทุฑูŠู‚ุฉ ุงู„ุชุตู†ูŠู ุงู„ุชุงู„ุช ุทุจู‚ุง ู„ู„ู†ูˆุน ุงู„ gears
107
00:07:39,320 --> 00:07:44,560
ูู‰ ุนู†ุฏู‰ ู‡ู†ุง ุงู„ู†ูˆุน ุงู„ุฃูˆู„ external gearing ูˆุณู†ุงู†ุงุช
108
00:07:44,560 --> 00:07:48,040
ุฎุงุฑุฌูŠุฉ ูู‰ ุนู†ุฏู‰ ุนู„ู‰ ุฃู‚ุตู‰ ุงู„ูŠู…ูŠู† internal gearing
109
00:07:48,040 --> 00:07:52,160
ูˆุณู†ุงู†ุงุช ุฏุงุฎู„ูŠุฉ ุนู†ุฏู‡ุงู‰ ุชุฑุณ ุชุณู†ูŠู†ู‡ ุฎุงุฑุฌูŠ ู…ุน ุชุฑุณ
110
00:07:52,160 --> 00:07:55,920
ุชุณู†ูŠู†ู‡ ุฏุงุฎู„ูŠ ูˆุงู„ู†ูˆุน ุงู„ุชุงู„ุช ุงู„ู„ู‰ ู‡ูˆ rack and pinion
111
00:07:55,920 --> 00:07:58,840
ูู‰ ุนู†ุฏู‰ ุชุฑุณ ุนุฏู„ ู…ุน ุชุฑุณ ู…ุฏูˆุฑุฉ
112
00:08:03,090 --> 00:08:06,410
ุงู„ุชุตู†ูŠู ุงู„ุฑุงุจุน according to position of teeth on
113
00:08:06,410 --> 00:08:12,550
gear surface ุทุจู‚ุง ู„ู…ูˆุถุน ุงู„ู„ูŠ ู‡ูˆ ุงู„ุงุณู†ุงู† ุนู„ู‰ ุงู„ ..
114
00:08:12,550 --> 00:08:16,030
ุงู„ gear surface ูู‰ ุนู†ุฏู‰ ุงู„ู„ูŠ ู‡ูˆ ุชู„ุช ุฃู†ูˆุงุน ูู‰ ุนู†ุฏู‰
115
00:08:16,030 --> 00:08:18,810
ุงู„ straight ุงู„ู„ูŠ ู‡ูˆ ูŠุณู…ู‰ ุงู„ spar ูˆ ุนู†ุฏู‰ ุงู„
116
00:08:18,810 --> 00:08:22,990
inclined helical ูˆ ุนู†ุฏู‰ ุงู„ curved spiral ู‡ู†ุดูˆู ุงู„
117
00:08:22,990 --> 00:08:28,330
straight ุงู„ู„ูŠ ู‡ูˆ ุงู„ sparุฒูŠ ู‡ุฐุงุŒ ู‡ุฐุง ูŠุณู…ู‰ straight
118
00:08:28,330 --> 00:08:32,030
toothุŒ ุงู„ุฅุณู†ุงู† ุนุฏู„ุฉุŒ ุงู„ุฅุณู†ุงู† ุนุฏู„ุฉุŒ ููŠ ุนู†ุฏู†ุง
119
00:08:32,030 --> 00:08:34,890
inclined ุฒูŠ ุงู„ู†ูˆุน ุงู„ู„ูŠ ุนู„ู‰ ุงู„ูŠู…ูŠู† ู‡ุฐุง ูˆููŠ ุนู†ุฏูŠ
120
00:08:34,890 --> 00:08:39,430
spiralุŒ ุดุงูŠููŠู† ูƒูŠู ุนู†ุฏ ุงู„ุณู† ููŠู‡ ู…ูŠู„ุงู†ุŒ ุฏูˆุฑุงู†ุŒ ุงู„ู„ูŠ
121
00:08:39,430 --> 00:08:40,970
ุจุณู…ูŠู‡ spiral tooth
122
00:08:47,070 --> 00:08:50,590
ุงู„ุงู† ุฎู„ูŠู†ุง ู†ุดูˆู ุงู„ geometric terms ุงู„ู…ุณุชุฎุฏู…ุฉ ููŠ ุงู„
123
00:08:50,590 --> 00:08:56,570
gears ุงู†ุง ุนู†ุฏู‡ูŠู† ุงู†ุจูŠู† ุฌุฒุก ู…ู† terms ุงู†ุจูŠู† ุนู†ุฏู‰ ุณู†
124
00:08:56,570 --> 00:09:02,760
ุณู†ูŠู†ุนู†ุฏ ุงู„ุฏุงุฆุฑุฉ ุงู„ุฎุงุฑุฌูŠุฉ ู‡ุฐู‡ ุงู„ุฏุงุฆุฑุฉ ุงู„ุฎุงุฑุฌูŠุฉ ุชู…ุซู„
125
00:09:02,760 --> 00:09:07,340
ุงู„ outside diameter ู„ู„ .. ู„ู„ .. ู„ู„ุชุฑุณ ูˆูŠู„ู‡ุง ุงุณู…
126
00:09:07,340 --> 00:09:11,080
ุชุงู†ูŠ ุงู„ู„ูŠ ู‡ูŠ ุงู„ addendum ุงู„ addendum circle ู‡ุฐุง
127
00:09:11,080 --> 00:09:15,920
ูŠุณู…ู‰ ุงู„ุญู…ุฑุง ู‡ุฐุง ุงู„ addendum circle ุงู„ุฏุงุฆุฑุฉ ุงู„ุณูู„ูŠุฉ
128
00:09:15,920 --> 00:09:21,660
ุงู„ู„ูŠ ู‡ูŠ ุงู„ root circle ุฃูˆ ุงู„ addendum circleููŠ
129
00:09:21,660 --> 00:09:26,660
ุฏุงุฆุฑุฉ ุจูŠู†ู‡ู… ุจุณู…ูˆู‡ุง ุงู„ pitch circle ู‡ุฐู‡ ุงู„ pitch
130
00:09:26,660 --> 00:09:32,120
circle ููŠ ุนู†ุฏูŠ ุงู„ face width ุณู…ุงูƒุฉ ุงู„ุณู† face width
131
00:09:33,160 --> 00:09:37,700
ุงู„ู„ูŠ ู‡ูˆ strength ุจุงู„ุชุฌุงู‡ ุงู„ู…ูˆุงุฒูŠุฉ ู„ู…ุญูˆุฑ ุงู„ุชุฑุณ ุงู„
132
00:09:37,700 --> 00:09:41,860
.. ุงู„ .. ุงู„ุณู† ู…ูƒูˆู‘ู† ุฌุฒุฆูŠู† ุฑุฆูŠุณูŠูŠู† .. ุงู„ุณู† ู…ูƒูˆู‘ู†
133
00:09:41,860 --> 00:09:46,060
ุฌุฒุฆูŠู† ุฑุฆูŠุณูŠูŠู† ุงู„ู„ูŠ ู‡ูˆ ุงู„ face ูˆ ุงู„ flank ุงู„ face
134
00:09:46,060 --> 00:09:49,780
ู‡ูˆ ุฌุฒุก ุฃุนู„ู‰ ุงู„ pitch line ุงู„ pitch circle ูˆ ุงู„
135
00:09:49,780 --> 00:09:52,560
flank ู‡ูˆ ุฌุฒุก ู…ู† ุงู„ surface ุชุญุช ุงู„ pitch circle
136
00:09:57,220 --> 00:10:02,040
ููŠ ุนู†ุฏูŠ ุงู„ total depth ุงู„ total depth ุทุจุนุง ู‚ุจู„ ุงู†
137
00:10:02,040 --> 00:10:04,940
ุงุนุฑู ุงู„ total depth ููŠ ุนู†ุฏูŠ ุงู„ู…ุณุงูุฉ ู‡ุฐู‡ ู…ู† ู‡ู†ุง ุจูŠู†
138
00:10:04,940 --> 00:10:08,260
ุงู„ pitch circle ูˆ ุงู„ addendum circle ุงู„ู…ุณุงูุฉ ู‡ุฐู‡
139
00:10:08,260 --> 00:10:12,900
ุจุณู…ูŠู‡ุง ุงู„ addendum ุงู„ู…ุณุงูุฉ ุจูŠู† ุงู„ pitch circle ูˆ
140
00:10:12,900 --> 00:10:16,400
ุงู„ addendum circle ู‡ุฐู‡ ุงู„ู…ุณุงูุฉ ุจุณู…ูŠู‡ุง ุงู„ addendum
141
00:10:17,340 --> 00:10:20,520
ุนู†ุฏูŠ ู‡ุฐุง ุงู„ู…ุณุงูุฉ ุงู„ู„ูŠ ู‡ูŠ ุงู„ total depth ุงู„ุนู…ู‚
142
00:10:20,520 --> 00:10:23,920
ุงู„ูƒู„ูŠ ู„ู„ุณู† ุงู„ู„ูŠ ู‡ูŠ ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุนุฉ addendum ุฒุงุฆุฏ
143
00:10:23,920 --> 00:10:29,300
addendum ููŠ
144
00:10:29,300 --> 00:10:32,520
ุนู†ุฏูŠ ุทุจุนุง ุงู„ .. ุงู„ .. ุงู„ .. ุนู†ุฏูŠ ู…ุง ูŠุณู…ู‰ ุงู„
145
00:10:32,520 --> 00:10:37,940
clearance ู‡ุฐุง ุงู„ู…ู†ุทู‚ุฉ ู…ู† ู‡ู†ุง ุฅู„ู‰ ู‡ู†ุง ุงู„ clearanceูˆ
146
00:10:37,940 --> 00:10:41,940
ุงู„ clearance ุงู„ู„ูŠ ู‡ูˆ ุงู„ุงู† ูุนู„ุง ุจูŠูƒูˆู† ุงู„ุณู† ุงู„ุฎุงุฑุฌูŠ
147
00:10:41,940 --> 00:10:45,960
ุงูˆ ุงู„ุชุฑุณ ุงู„ุชุงู†ูŠ ุจูŠูƒูˆู†ุด ุงู„ุณู† ูˆุงุตู„ ู„ู„ุงุฎุฑ ุจูŠูƒูˆู† ูˆุงุตู„
148
00:10:45,960 --> 00:10:49,020
ู„ู„ุฏุงุฆุฑุฉ ู‡ุฐู‡ ูุจูŠูƒูˆู† ููŠ ูุฑุงุบุฉ ูู…ุนู†ุงุชู‡ ุงู„ูุฑุงุบุฉ ู‡ุงุชูŠ
149
00:10:49,020 --> 00:10:52,700
ุจุณู…ูŠู‡ ุงู„ clearance ูˆ ุงู„ common distance ุจูŠู†
150
00:10:52,700 --> 00:10:56,680
ุงู„ุชุงู†ูŠู† ุงู„ู„ูŠ ู‡ูŠ ุงู„ู…ุฌู…ูˆุน ุงู„ addendum ู„ู„ุชุฑุณ ู„ driver
151
00:10:56,680 --> 00:11:02,200
ูˆ ู„ driven gear ุจุณู…ูŠู‡ุง ุงู„ working .. ุงู„ working
152
00:11:02,200 --> 00:11:08,450
depthุทุจุนุง ุนู†ุฏ ุงู„ pitch circle ุงู„ู…ุณุงูุฉ ู‡ุฐู‡ ุจุณู…ูŠู‡ุง
153
00:11:08,450 --> 00:11:12,590
ุงู„ tooth thickness ูˆ ุงู„ู…ุณุงูุฉ ู…ู† ู‡ู†ุง ุฅู„ู‰ ู‡ู†ุง
154
00:11:12,590 --> 00:11:17,410
ุงู„ูุฑุงุบุฉ ู‡ุฐูŠ ุจุณู…ูŠู‡ุง ุงู„ tooth space ูˆ .. ูˆ ุงู„ู…ุณุงูุฉ
155
00:11:17,410 --> 00:11:21,390
ุจูŠู† ุงู„ู†ู‚ุทุฉ ูˆ ุชูƒุฑุงุฑู‡ุง ูŠุนู†ูŠ ุจูŠู† ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ ูˆ ุงู„ู†ู‚ุทุฉ
156
00:11:21,390 --> 00:11:26,670
ู‡ุฐู‡ ุจุณู…ูŠู‡ุง ุงู„ circular pitch circular pitch ู‡ูŠูƒ
157
00:11:26,670 --> 00:11:30,570
ูŠูƒูˆู† ุบุทูŠู†ุง ุงู„ geometric parameters ู„ู„ .. ู„ู„ .. ู„ู„
158
00:11:30,570 --> 00:11:32,550
.. ู„ู„ .. ู„ู„ .. ู„ู„ gear
159
00:11:36,140 --> 00:11:39,520
ููŠ ู…ุง ูŠุณู…ู‰ ุงู„ pressure angle ุงู„ pressure angle ุฃู†ุง
160
00:11:39,520 --> 00:11:43,620
ุนู†ุฏูŠ ู‡ุฐุง ู…ุง ูŠุณู…ู‰ ุงู„ base circle ู‡ุฐุง ุงู„ base circle
161
00:11:43,620 --> 00:11:48,640
ูˆ ู‡ุฐุง ุงู„ pitch circle ูˆ ููŠ ู‡ุฐุง ุงู„ pitch point ูˆ
162
00:11:48,640 --> 00:11:53,140
ู‡ุฐุง ุงู„ pitch circleุŒ ุงู„ุขู† ุฅุฐุง ุจุฃุฑุณู… ุฎุท ู…ู† ุงู„ pitch
163
00:11:53,140 --> 00:11:58,370
pointู…ู…ุงุณ ู„ู„ base circle ู‡ุฐุง ุจูŠูุซู„ ุงู„ pressure
164
00:11:58,370 --> 00:12:02,290
line ุงู„ู„ูŠ ู‡ูˆ ุจูŠูƒูˆู† ุงู„ force ุจูŠู† ุงู„ุณู† ูˆุงู„ุณู† acting
165
00:12:02,290 --> 00:12:06,870
along this line ุงู„ุฒุงูˆูŠุฉ ู‡ุฐู‡ ุงู„ู„ูŠ ุจูŠู† ุงู„ common
166
00:12:06,870 --> 00:12:11,150
normal ูˆ ุงู„ common tangent ุชุณู…ู‰ ุงู„ pressure angle
167
00:12:11,150 --> 00:12:20,070
ุงู„ู„ูŠ ู‡ูŠ ุฒุงูˆูŠุฉ ุงู„ุถุบุท ู‡ุฐุง
168
00:12:20,070 --> 00:12:27,720
ูƒู„ู‡ ุญูƒูŠู†ุงู‡ ุงู„ุขู†ููŠ ู…ุง ูŠุณู…ู‰ backlashุŒ lash ูŠุนู†ูŠ
169
00:12:27,720 --> 00:12:33,380
ูุฑุงุบุŒ backlash ูŠุนู†ูŠ ูุฑุงุบ ู…ู† ุงู„ุฎู„ู ุงู„ backlash ู‡ูˆ
170
00:12:33,380 --> 00:12:38,930
ุงู„ูุฑู‚ ุจูŠู† ุงู„ tooth space ูˆ ุงู„ tooth thicknessas
171
00:12:38,930 --> 00:12:41,950
measured along the pitch circle ูŠุนู†ูŠ ููŠ ุนู†ุฏูŠ ุณู† ูˆ
172
00:12:41,950 --> 00:12:45,910
ุณู† ุจูŠูƒูˆู†ูˆุง ู„ุจุณูŠู† ููŠ ุจุนุถ ุจูŠูƒูˆู†ูˆุด ุฌุงูŠูŠู† ุญุงูƒู… ุจูŠูƒูˆู†
173
00:12:45,910 --> 00:12:49,930
ููŠู‡ ูุฑุงุบุฉ ุงู„ูุฑุงุบ ุจูŠู† ุงู„ุณู†ูŠู† ุจุณู…ูŠ backlash ู†ุธุฑูŠุง
174
00:12:49,930 --> 00:12:54,270
ุงู„ู…ูุฑูˆุถ ูŠูƒูˆู† ู‡ุฐุง zero ู„ูƒู† ููŠ ุงู„ู…ู…ุงุฑุณุฉ ุงู„ุนู…ู„ูŠุฉ ู„ุงุฒู…
175
00:12:54,270 --> 00:12:58,590
ุงุญู†ุง ู†ุณู…ุญ ุงู†ู‡ ุดูˆ ูŠูƒูˆู† ููŠู‡ ุดูˆูŠุฉ ูุฑุงุบ ุจูŠู† ุงู„ุฃุณู†ุงู† ู„ู„
176
00:12:58,590 --> 00:13:03,300
ุชุฑุณ of the driver andthe driven otherwise ุฅุฐุง
177
00:13:03,300 --> 00:13:06,720
ู…ุงูƒู†ุด ููŠู‡ ูุฑุงุบ ูŠุนู†ูŠ ู…ุญูƒู… ู‡ูŠุตูŠุฑ ุงู„ู…ู„ุงุฒุฌูŠู† ููŠ ุจุนุถ
178
00:13:06,720 --> 00:13:11,480
ุงู„ุตู†ุงุน ูˆ ุญุฑูƒุชู‡ู… ุตุนุจุฉ ูˆ ุฅุฐุง ุจูŠุตูŠุฑ ุงุฑุชูุงุน ุฏุงุดุฑ ุญุฑุงุฑุฉ
179
00:13:11,480 --> 00:13:15,580
ู†ุชูŠุฌุฉ ุงู„ุงุญุชูƒุงูƒ ู…ู…ูƒู† ุชุตูŠุฑ expansion ูˆ ุจุทู„ ุงู„ุชุฑุณ ูŠู„ู
180
00:13:15,580 --> 00:13:19,300
ู…ุนุงู‡ ูู„ุงุฒู… ุนู…ู„ูŠุง ุฃุฎู„ูŠ ุดูˆูŠุฉ ูุฑุงุบ ุจูŠู† ุงู„ุฃุตู†ุงุน ุงู„ู„ูŠ
181
00:13:19,300 --> 00:13:26,180
ู‡ูˆ ู…ุง ูŠุณู…ู‰ backlash ุทูŠุจ
182
00:13:30,120 --> 00:13:33,740
ุงู„circular pitch ู‡ูŠ ุงู„ distance measured on the
183
00:13:33,740 --> 00:13:36,780
circumference of the pitch circle from a point of
184
00:13:36,780 --> 00:13:38,540
one tooth to a corresponding point in the next
185
00:13:38,540 --> 00:13:42,900
tooth ู†ุฑุฌุน ู„ู„ุดูƒู„ ุงู„circular
186
00:13:42,900 --> 00:13:46,900
pitch ู‡ูŠ ุงู„ู…ุณุงูุฉ ุจูŠู† ุงู„ู†ู‚ุทุฉ ูˆุชูƒุฑุงุฑู‡ุง ูŠุนู†ูŠ ุนู†ุฏ ุงู†ุง
187
00:13:46,900 --> 00:13:53,050
ุจุฏูŠุช ู…ุซู„ุง ู…ู† ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ ู…ุงุดูŠ ู…ุงุดูŠุงู„ู„ูŠ ุญุตู„ ู‡ูˆ ู‡ุฐู‡
188
00:13:53,050 --> 00:13:58,330
ุงู„ู…ุณุงูุฉ ู…ู† ู‡ู†ุง ู„ู‡ู†ุง ุงู„ู…ุณุงูุฉ ู‡ุฐู‡ ุจุณู…ูŠู‡ุง ุงู„ circular
189
00:13:58,330 --> 00:14:01,910
pitch ุงู„ circular pitch ุทุจุนุง ุจูŠุณุชุฎุฏู… ู…ุญูŠุท ุงู„ pitch
190
00:14:01,910 --> 00:14:05,990
circle ู…ุญูŠุท ุงู„ pitch circle ุนู„ู‰ ุนุฏุฏ ุงู„ุฃุณู†ุงู† ูˆู…ุญูŠุท
191
00:14:05,990 --> 00:14:09,350
ุงู„ pitch circle ู‡ูˆ ุงู„ by ููŠ ุงู„ diameter ุจุชุงุน ุงู„
192
00:14:09,350 --> 00:14:13,160
pitch circle ุนู„ู‰ูˆุจุงู„ุชุงู„ูŠ ุงู„ pitch circle ุจูŠุตูˆุฑ
193
00:14:13,160 --> 00:14:16,700
ู…ุญูŠุท ุงู„ pitch circle ุนู„ู‰ ุนุฏุฏ ุฃุณู†ุงู† ุงู„ pi ููŠ d ุนู„ู‰
194
00:14:16,700 --> 00:14:21,880
t ุงู„ pi ุฃู†ุชูˆุง ุนุงุฑููŠู† ุงู„ู„ูŠ ู‡ูŠ ุงู„ 3.14 ุงู„ d ุงู„ู„ูŠ ู‡ูˆ
195
00:14:21,880 --> 00:14:25,980
ุงู„ diameter of the pitch circle ุงู„ t ุนุฏุฏ ุฃุณู†ุงู†
196
00:14:25,980 --> 00:14:30,140
ุงู„ุชุฑุณ for
197
00:14:30,140 --> 00:14:37,300
two gears ุนุดุงู† ุชุฑุณูŠู† ูŠุชู… ุงู„ุชุนุดูŠู‚ ุจูŠู†ู‡ู… ุจุดูƒู„ ุตุญูŠุญ
198
00:14:38,980 --> 00:14:43,540
ู„ุงุฒู… ูŠูƒูˆู† ูŠู„ู‡ู… ู†ูุณ ุงู„ circular pitch ูŠุนู†ูŠ ุงู„
199
00:14:43,540 --> 00:14:46,640
circle pitch ู„ุชุฑุณ ุงู„ุฃูˆู„ุงู†ูŠ ุจูŠุณุชูˆู‰ ุงู„ circular
200
00:14:46,640 --> 00:14:50,140
pitch ู„ู„ .. ู„ู„ .. ู„ู„ุชุฑุณ ุงู„ุชุงู†ูŠ ูŠุนู†ูŠ ู‡ูƒูˆู† by D ูˆุงุญุฏ
201
00:14:50,140 --> 00:14:53,020
ุนู„ู‰ D ูˆุงุญุฏ ุจูŠุณุชูˆู‰ by D .. D ุงุชู†ูŠู† .. ุงุชู†ูŠู† ุนู„ู‰ D
202
00:14:53,020 --> 00:14:56,780
ุงุชู†ูŠู† D ูˆุงุญุฏ ูˆ D ุงุชู†ูŠู† ู‡ูŠ ุงู„ diameters of the
203
00:14:56,780 --> 00:15:00,850
pitch circles of the driver and driven gearT1 ูˆ T2
204
00:15:00,850 --> 00:15:05,090
ู‡ูŠ ุนุฏุฏ ุฃุณู†ุงู† ู„ู„ู€ Driver ูˆ ุนุฏุฏ ุฃุณู†ุงู† ู„ู„ู€ Driven ูˆ
205
00:15:05,090 --> 00:15:08,630
ุงู„ู€ Pi ุงู„ู„ูŠ ู‡ูŠ ุงู„ุฑู‚ู… ุงู„ู„ูŠ ู‡ูŠ 3.14 ู…ู…ูƒู† ุงุฎุชุตุฑ ุงู„ู€
206
00:15:08,630 --> 00:15:13,290
Pi ู…ู† ุงู„ุทุฑููŠู† ุจูŠ ู…ุน ุจูŠ ุจุชุฑูˆุญ ุจุณ ุนู†ุฏูŠ D1 ุนู„ู‰ D2
207
00:15:13,290 --> 00:15:17,630
ุจุงู„ุณุงูˆูŠุฉ T1 ุนู„ู‰ T2 ู…ุนู†ุงุชู‡ ุงู„ู†ุณุจ ุจูŠู† ู‚ุทุฑ ุงู„ driver
208
00:15:17,630 --> 00:15:21,830
ุนู„ู‰ ู‚ุทุฑ ุงู„ driven ูŠุชู†ุงุณุจ ุชู†ุงุณุจ ุชุฑุถูŠ ุจูŠู† ู†ุณุจุฉ ุนุฏุฏ
209
00:15:21,830 --> 00:15:24,350
ุฃุณู†ุงู† ุนู„ู‰ driver ุนู„ู‰ ุนุฏุฏ ุฃุณู†ุงู† ุชุญุช ุงู„ driven
210
00:15:24,350 --> 00:15:29,740
ู…ุนู†ุงุชู‡ ูƒู„ ู…ุง ูƒุจุฑูƒู„ .. ูƒู„ ู…ุง ุฒุงุฏุช ุนุฏุฏ ุฃุณู†ุงู† ุชุงุนุช ุงู„
211
00:15:29,740 --> 00:15:36,060
terce ุงู„ู…ูุฑูˆุถ ุงู„ู‚ุทุฑ ูŠูƒุจุฑ ููŠ
212
00:15:36,060 --> 00:15:40,240
ู…ุตุทู„ุญ ู…ุง ูŠุณู…ู‰ ุงู„ diameter ุงู„ pitch ุงู„ diameter ุงู„
213
00:15:40,240 --> 00:15:46,260
pitch ู‡ูŠ ุงู„ู†ุณุจ ุจูŠู† ุนุฏุฏ ุงู„ุฃุณู†ุงู† ู„ู‚ุทุฑ ุงู„ pitch
214
00:15:46,260 --> 00:15:49,360
circle diameter ุงู„ pitch ูุงู†ุง ุชุณุชูˆู‰ ุงู„ู†ุณุจ ุจูŠู† ุนุฏุฏ
215
00:15:49,360 --> 00:15:55,230
ุงู„ุฃุณู†ุงู† ู„ู„ terce ุนู„ู‰ ู‚ุทุฑ ุงู„ pitch circleูˆ ุจูŠุณุชูˆู‰
216
00:15:55,230 --> 00:15:59,450
PIE ุนู„ู‰ Circular Pitch ููŠู† ุฏูŠ ุงู„ู…ูˆุฏูŠูˆู„ .. ุงู„ู…ูˆุฏูŠูˆู„
217
00:15:59,450 --> 00:16:02,730
ุนูƒุณู‡ ู‡ูŠ ุงู„ู†ุณุจุฉ ุจูŠู† .. ุงู„ู…ูˆุฏูŠูˆู„ ุทุจุนุง ุงู„ .. ุงู„ ..
218
00:16:02,730 --> 00:16:06,410
ุงู„ู…ูˆุฏูŠูˆู„ ุงุณุชุฎุฏู… ููŠ ู†ุธุงู… ุงู„ูˆุญุฏุงุช ุงู„ู…ุชุฑูŠุฉ Diameter
219
00:16:06,410 --> 00:16:09,770
per Pitch ุงุณุชุฎุฏู… ููŠ ู†ุธุงู… ุงู„ูˆุญุฏุงุช ุงู„ุฅู†ุฌู„ูŠุฒูŠุฉ ููŠ
220
00:16:09,770 --> 00:16:12,790
ู†ุธุงู… ุงู„ูˆุญุฏุงุช ุงู„ู…ุชุฑูŠุฉ ุจูŠุณุชุฎุฏู… ู…ุตุทู„ุญ ุงู„ู…ูˆุฏูŠูˆู„ ู‡ูˆ
221
00:16:12,790 --> 00:16:16,450
ุงู„ู†ุณุจุฉ ุจูŠู† ุงู„ pitch circle diameter ูˆุนุฏุฏ ุงู„ุฃุณู†ุงู†
222
00:16:16,450 --> 00:16:20,510
ูŠุนู†ูŠ ุงู„ู…ูˆุฏูŠูˆู„ M ุจูŠุณุชูˆู‰ D ุนู„ู‰ T ูˆูˆุญุฏุฉ ุงู„ู…ูˆุฏูŠูˆู„
223
00:16:20,510 --> 00:16:21,070
millimeter
224
00:16:25,990 --> 00:16:32,170
ุงู„ law of gearing ุงู„ุขู† .. ุงู„ุขู† ุนุดุงู†
225
00:16:32,170 --> 00:16:36,110
ุฃุถู…ู† ูŠุตูŠุฑ conjugate ุงูˆ positive drive between two
226
00:16:36,110 --> 00:16:54,090
profiles ู‡ู†ุฎู„ู† ุฃุฑุณู… ุนู†ุฏูŠ
227
00:16:54,090 --> 00:17:02,450
ู‡ุงูŠsome rigid body ุงู„ูˆ ู…ุฑูƒุฒ ุฏูˆุฑุงู† O ูˆุงุญุฏ ูˆููŠ
228
00:17:02,450 --> 00:17:06,310
another rigid body
229
00:17:06,310 --> 00:17:16,290
ุงู„ูˆ
230
00:17:16,290 --> 00:17:17,070
ู…ุฑูƒุฒ ุฏูˆุฑุงู†
231
00:17:19,920 --> 00:17:31,700
O ุงุชู†ูŠู† ููŠ ู†ู‚ุทุฉ ุงู„ุชู…ุงุณ ุจูŠู† ุงู„ุชู†ูŠู† ุงู„ู„ูŠ ู‡ูŠ C ุนู†ุฏ
232
00:17:31,700 --> 00:17:39,820
ุงู„ุฌุณู… ู‡ุฐุง ุจุฏูˆุฑ ุจุณุฑุนุฉ ุฒุงูˆูŠุฉ O ู…ู† ุฌูˆุง ุงุญุฏ ู…ุนู†ุงู‡ ู‡ุฐุง
233
00:17:39,820 --> 00:17:45,960
ุจุฏูˆุฑ ููŠ ุนูƒุณ ุนู‚ุงุฑ ุจุงู„ุณุงุนุฉ ูŠุนู†ูŠ
234
00:17:45,960 --> 00:17:54,930
ุงู†ุง ู‡ูŠูƒูˆู† ุนู†ุฏ ู‡ู†ุงู„ูˆ ูˆุตู„ุช O1C ู†ู‚ุทุฉ
235
00:17:54,930 --> 00:17:58,850
C ู…ู…ูƒู† ุงุนุชุจุฑู‡ุง ูƒุฃู†ู‡ุง ู…ุฑุฉ ุฏู‡ ุฏุฑุณู‡ุง ูƒุฃู†ู‡ุง ู…ุฑุฉ ู…ูˆุฌูˆุฏุฉ
236
00:17:58,850 --> 00:18:02,010
ุนู„ู‰ ุงู„ body ุงู„ุฃูˆู„ุงู†ูŠ ูˆ ูƒุฃู†ู‡ุง ู…ุฑุฉ ู…ูˆุฌูˆุฏุฉ ุนู„ู‰ ุงู„
237
00:18:02,010 --> 00:18:12,670
body ุงู„ุชุงู†ูŠ ู‡ุชูƒูˆู† ุณุฑุนุฉ ุงู„ู†ู‚ุทุฉ C ู‡ูŠ ุนู†ุฏ VC1 ู‡ุชุฒุงู‡
238
00:18:12,670 --> 00:18:15,150
ุนู…ูˆุฏูŠุฉ VC1
239
00:18:17,410 --> 00:18:24,310
ู…ุณุชูˆู‰ omega ูˆุงุญุฏ ููŠ O ูˆุงุญุฏ C ู‡ุฐุง ูƒู…ุง ู„ูˆ ูƒุงู†ุช ุนู„ู‰
240
00:18:24,310 --> 00:18:27,830
ุงู„ body ุงู„ุฃูˆู„ ูŠุนู†ูŠ ุงู„ุงู† ูƒู…ุง ู„ูˆ ูƒุงู†ุช ุนู„ู‰ ุงู„ body
241
00:18:27,830 --> 00:18:32,610
ุงู„ุชุงู†ูŠ ุฎู„ูŠู†ูŠ
242
00:18:32,610 --> 00:18:34,090
ุจุณ ุฃุบูŠุฑ ุจุงู„ุดูƒู„ ุดูˆูŠุฉ
243
00:18:48,950 --> 00:18:57,270
ู‡ูŠ O2 ู‡ุชูƒูˆู†
244
00:18:57,270 --> 00:19:09,490
ุนู†ุฏ Vc Vc2 ุทุจุนุง
245
00:19:09,490 --> 00:19:14,390
ู‡ุฐุง ุงู„ common normal ู‡ุฐุง ุงู„ common
246
00:19:18,920 --> 00:19:24,300
ู‡ุฐุง ุงู„ common normal
247
00:19:24,300 --> 00:19:31,660
ุฃูˆ
248
00:19:31,660 --> 00:19:35,680
ุฎู„ู‘ูŠู†ูŠ ุฃุฑุฌุน ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ู…ูˆุฌูˆุฏ ุนู„ู‰ ุงู„ุดุงุดุฉ ุฎู„ู‘ูŠู†ูŠ
249
00:19:35,680 --> 00:19:38,600
ุฃุฑุฌุน ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ู…ูˆุฌูˆุฏ ุนู„ู‰ ุงู„ุดุงุดุฉ ุฃู†ุง ุจุจูŠู† ุนู†ุฏูŠ
250
00:19:38,600 --> 00:19:46,950
ุฌุณู… ุงู„ุฌุณู… ุนู„ู‰ ุงู„ุดุงุดุฉ ุนู†ุฏูŠุนู†ุฏ ุฌุณู… ูˆุงุญุฏ ุงู„ุฌุณู… ุงู„ุฃุฎุถุฑ
251
00:19:46,950 --> 00:19:52,050
ูˆุนู†ุฏ ุฌุณู… ุงุชู†ูŠู† ุงู„ุฌุณู… ุงู„ุฃุฒุฑู‚ ุงู„ุฌุณู… ูˆุงุญุฏ ุจุฏูˆุฑู‡ ุญูˆุงู„ูŠ
252
00:19:52,050 --> 00:19:59,070
ู…ุฑูƒุฒ O ูˆุงุญุฏ ุจุณุฑุนุฉ ุฒุงูˆูŠุฉ Omega ูˆุงุญุฏุงู„ุฌุณู… 2 ุฃูƒูŠุฏ
253
00:19:59,070 --> 00:20:05,530
ู‡ูŠุฏูˆุฑ ุจุณุฑุนุฉ ุฒุงูˆูŠุฉ Omega 2 ูˆููŠู‡ ู†ู‚ุทุฉ ุชู„ุงู…ุณ C ู‡ุฐุง ู‡ูˆ
254
00:20:05,530 --> 00:20:09,570
ุฎุท ุงู„ุชู…ุงุณ ุจูŠู† ุงู„ุฌุณู…ูŠู† ุนู„ู‰ ุงู„ู†ู‚ุทุฉ C ุงู„ู„ูŠ ู‡ูŠ common
255
00:20:09,570 --> 00:20:15,250
tangent ูˆ ุงู„ุนู…ูˆุฏูŠ ุนู„ูŠู‡ ู‡ูˆ ุงู„ common normal ุงู„
256
00:20:15,250 --> 00:20:22,080
common normal ุงู„ุขู† ุงู„ู†ู‚ุทุฉ C ู‡ูŠุนุชุจุฑู‡ุง ู…ุฑุฉ ู…ุฑุฉู…ุดุชุฑูƒุฉ
257
00:20:22,080 --> 00:20:24,520
ู‡ูŠ ุจูŠู† ุงู„ body ูˆุงุญุฏ ูˆ ุงู„ body ุงุชู†ูŠู† ุฅุฐุง ูƒุงู†ุช ุนู„ู‰
258
00:20:24,520 --> 00:20:28,580
ุงู„ body ูˆุงุญุฏ ู‡ุชูƒูˆู† VC ูˆุงุญุฏ ู‡ุชูƒูˆู† ุณูˆุงุก Omega ูˆุงุญุฏ
259
00:20:28,580 --> 00:20:34,940
ููŠ O ูˆุงุญุฏ C VC ูˆุงุญุฏ ุจุณูˆุงุก Omega ูˆุงุญุฏ ููŠ O ูˆุงุญุฏ C
260
00:20:34,940 --> 00:20:40,160
ูˆุงู„ู†ู‚ุทุฉ
261
00:20:40,160 --> 00:20:43,740
C ู„ู…ุง ุชูƒูˆู† ุนู„ู‰ ุงู„ body ุงุชู†ูŠู† ู‡ุชูƒูˆู† ุนู†ุฏ VC ุงุชู†ูŠู†
262
00:20:43,740 --> 00:20:50,350
ุจุณูˆุงุก Omega ุงุชู†ูŠู† ููŠ O ุงุชู†ูŠู† C ู…ุนู†ุงุชู‡ VC ุงุชู†ูŠู†VC2
263
00:20:50,350 --> 00:20:59,010
ุซู… Omega 2 ุซู… O2C ุงู„ุขู†
264
00:20:59,010 --> 00:21:05,710
ุงู„
265
00:21:05,710 --> 00:21:11,650
VC1ุจุชุนู…ู„ ุฒุงูˆูŠุฉ Alpha ู…ุน ุงู„ common normal ุงู„ VC
266
00:21:11,650 --> 00:21:14,730
ูˆุงุญุฏ ู‡ุชุนู…ู„ ุฒุงูˆูŠุฉ Alpha ู…ุน ุงู„ common normal ูˆ ุงู„
267
00:21:14,730 --> 00:21:21,090
VC2 ุจุชุนู…ู„ ุฒุงูˆูŠุฉ Beta ู…ุน ุงู„ common normal ุงู„ุขู† ุงู„
268
00:21:21,090 --> 00:21:25,410
VC ูˆุงุญุฏ ู…ู…ูƒู† ุงุญู„ูŠู„ู‡ ู„ูˆ ู…ุฑูƒุจุชูŠู† ู…ุฑูƒุจุฉ ููŠ ุงุชุฌุงู‡ ุงู„
269
00:21:25,410 --> 00:21:29,860
common normal ูˆ ู…ุฑูƒุจุฉ ููŠ ุงุชุฌุงู‡ ุงู„ common tangentูˆ
270
00:21:29,860 --> 00:21:33,820
ู†ูุณ ุงู„ุงุดูŠ VC2 ู…ู…ูƒู† ุงุญู„ูŠู‡ ู„ูˆ ู…ุฑุงูƒุจุชูŠู† ู…ุฑุงูƒุจ ุงุชุฌุงู‡
271
00:21:33,820 --> 00:21:37,080
ุงู„ common normal ูˆ ู…ุฑุงูƒุจ ุงุชุฌุงู‡ ุงู„ common tangent
272
00:21:37,080 --> 00:21:39,940
ุงู„ุงู† ุงู„ู…ุฑุงูƒุจ ุงุชุฌุงู‡ ุงู„ common normal ุจู‡ุฐุง ุงู„ุงุชุฌุงู‡
273
00:21:39,940 --> 00:21:43,960
ุงู„ู„ูŠ ู‡ูŠ ู‡ุชูƒูˆู† ุงู„ู…ุฑุงูƒุจุฉ ุงู„ VC1 ุจุงุชุฌุงู‡ ุงู„ common
274
00:21:43,960 --> 00:21:49,780
normal ู‡ุชูƒูˆู† VC1 cos ฮฑ ุงู„ู…ุฑุงูƒุจ ุงุชุฌุงู‡ ุงู„ common
275
00:21:49,780 --> 00:21:58,210
normal VC1cos ฮฑ ูˆุงู„ู…ุฑูƒุจุฉ ู„ู„ุฌุณู… ุงู„ุชุงู†ูŠ ู„ู„ Vc2 ุชุฌุงู‡
276
00:21:58,210 --> 00:22:08,170
ุงู„ common normal ู‡ุชูƒูˆู† Vc2 cos beta Vc2 cos beta
277
00:22:08,170 --> 00:22:15,810
ุงู„ุขู† ุงุชุทู„ุน ุงู„ุฒุงูˆูŠุฉ ุงู„ุฒุงูˆูŠุฉ Alpha ุฒุงูˆูŠุฉ ู‡ุฐู‡ Alpha
278
00:22:15,810 --> 00:22:22,880
ู‡ุชูƒูˆู† ุชุณุงูˆูŠ ุงู„ุฒุงูˆูŠุฉุงู„ู„ูŠ ู‡ูˆ M ุทุจุนุง ุงู†ุง ุจู†ุฒู„ ุนู…ูˆุฏูŠ
279
00:22:22,880 --> 00:22:26,960
ู…ู† O1 ุนู„ู‰ M ุนู…ูˆุฏูŠ ุนู„ู‰ ูƒู…ุงู† Normal ูˆ ุจู†ุฒู„ O2 ุนู…ูˆุฏูŠ
280
00:22:26,960 --> 00:22:34,880
ุนู„ู‰ ูƒู…ุงู† Normal O2N ู„ุงู† ู‡ุชูƒูˆู† ุงู„ุฒุงูˆูŠุฉ M O1 C Alpha
281
00:22:34,880 --> 00:22:38,040
ุจุงู„ุซุงูˆูŠุฉ
282
00:22:38,040 --> 00:22:52,390
ุฒุงูˆูŠุฉ M O1 C ูˆ Beta ุจุงู„ุซุงูˆูŠุฉ ุฒุงูˆูŠุฉ NO2C ู…ุนู†ุงุชู‡
283
00:22:52,390 --> 00:22:56,570
cosine alpha cosine
284
00:22:56,570 --> 00:23:04,790
alpha ู‡ุชุณุงูˆูŠ ุงู„ู…ุซู„ุซ ู‚ุงุฆู… ุงู„ุฒุงูˆูŠุฉ ู‡ูƒูˆู† O1M ุนู„ู‰ O1C
285
00:23:04,790 --> 00:23:17,010
O1M ุนู„ู‰ O1C ูˆ cosine beta ู‡ุชูƒูˆู† ุชุณุงูˆูŠ O2N
286
00:23:18,190 --> 00:23:23,810
ุนู„ู‰ O2C ู…ุนู†ุงุชู‡
287
00:23:23,810 --> 00:23:30,010
ู…ุฑูƒุจุฉ ุงู„ VC1 ุจุงุชุฌุงู‡ ุงู„ูƒูˆุงู† ู†ูˆุฑ ู‡ูŠ VC1 ู‡ูŠ ุนุจุงุฑุฉ ุนู†
288
00:23:30,010 --> 00:23:43,810
Omega 1 ููŠ O1C ููŠ Cos ฮฑ ุงู„ู„ูŠ ู‡ูŠ O1M ุนู„ู‰ O1C ู‡ุชุณุงูˆูŠ
289
00:23:44,870 --> 00:23:48,370
ู‡ู†ุญูƒูŠ ุนู† ุงู„ law of gearingsุŒ ุฃู†ุง ููŠ ุนู†ุฏูŠ two
290
00:23:48,370 --> 00:23:53,910
bodiesุŒ one body is rotating about point O1ุŒ
291
00:23:53,910 --> 00:23:58,650
another body ุจูŠ rotate ุญูˆุงู„ูŠ ู†ู‚ุทุฉ O2ุŒ ุงู„ุฌุณู…
292
00:23:58,650 --> 00:24:03,350
ุงู„ุฃูˆู„ุงู† ุจุชุฏูˆุฑ ุจุณุฑุนุฉ ุฒุงูˆูŠุฉ Omega 1ูˆ ุงู„ุฌุณู… ุงู„ุชุงู†ูŠ
293
00:24:03,350 --> 00:24:07,230
ุงูƒูŠุฏ ู‡ุชุฏูˆุฑ ุจุณุฑุนุฉ ุงุฒุงู‰ ูˆ Omega 2 ูู‰ ู†ู‚ุทุฉ ุงู„ุชู„ุงู…ุณ
294
00:24:07,230 --> 00:24:11,710
ุงู„ุฌุณู…ูŠู† ุงู„ู…ุชู„ุงู…ุณูŠู† ุนู†ุฏ ู†ู‚ุทุฉ C ุจู†ุฑุณู… ุงู„ู„ู‰ ู‡ูˆ
295
00:24:11,710 --> 00:24:14,810
ุงู„ู…ุชุนุงู…ู„ ุงู„ common normal at point C ู‡ุฐุง ู‡ูˆ ุงู„
296
00:24:14,810 --> 00:24:18,950
common normal ูˆ ูู‰ ุนู†ุฏู‰ ุงู„ common tangent ุงู„ุงู†
297
00:24:18,950 --> 00:24:24,600
ุงู„ู†ู‚ุทุฉ Cู…ู…ูƒู† ุชุฏุฑุณ ุจุงุนุชุจุงุฑู‡ุง ู…ุฑุฉ ุนู„ู‰ ุงู„ุฌุณู… ุงู„ุฃูˆู„ ูˆ
298
00:24:24,600 --> 00:24:28,320
ู…ุฑุฉ ุนู„ู‰ ุงู„ุฌุณู… ุงู„ุชุงู†ูŠ ุฅุฐุง ุฏุฑุณุช ุงู„ู†ู‚ุทุฉ C ุจุงุนุชุจุงุฑู‡ุง
299
00:24:28,320 --> 00:24:33,300
ุนู„ู‰ ุงู„ุฌุณู… ุงู„ุฃูˆู„ ู‡ุชูƒูˆู† VC ูˆุงุญุฏ VC ูˆุงุญุฏ ู‡ุชูƒูˆู† ุณูˆุงุก O
300
00:24:33,300 --> 00:24:41,380
ูˆุงุญุฏ C ููŠ Omega ูˆุงุญุฏ ูˆุฅุฐุง ุฏุฑุณุช ุงู„ู†ู‚ุทุฉ C ุจุงุนุชุจุงุฑู‡ุง
301
00:24:41,380 --> 00:24:45,320
ุนู„ู‰ ุงู„ุฌุณู… ุงู„ุซุงู†ูŠ ู‡ุชูƒูˆู† VC ุงุชู†ูŠู† ุจุณูˆุงุก Omega ุงุชู†ูŠู†
302
00:24:45,320 --> 00:24:55,840
ุจุณูˆุงุก Omega ุงุชู†ูŠู† ููŠ O ุงุชู†ูŠู† Cุงู„ุงู† ุงู„ VC1 ุจุชุนู…ู„
303
00:24:55,840 --> 00:25:00,520
ุฒุงูˆูŠุฉ Alpha ู…ุน ุงู„ Common Normal ูˆ VC2 ุจุชุนู…ู„ ุฒุงูˆูŠุฉ
304
00:25:00,520 --> 00:25:10,340
Beta ู…ุน ุงู„ Common Tangent ุงู„ุงู† ู…ุฑุงูƒุจุฉ ุงู„ VC1 ุจุชุฌุงู‡
305
00:25:10,340 --> 00:25:16,130
ุงู„ Common Normal ุนุจุงุฑุฉ ุนู† VC1 Cos Alphaูˆ ู…ุฑูƒุจุฉ ุงู„
306
00:25:16,130 --> 00:25:21,110
VC2 ุจุงุชุฌุงู‡ ุงู„ common normal ุจุงู„ุณูˆุงุก VC2 Cos Beta
307
00:25:21,110 --> 00:25:27,670
ุงู„ุขู† ู…ุฑูƒุจุฉ ุงู„ VC1 ุจุงุชุฌุงู‡ ุงู„ common normal ู…ู…ูƒู†
308
00:25:27,670 --> 00:25:33,970
ุชูƒูˆู† ุชุณุงูˆูŠุงู„ุงุญุชู…ุงู„ุงุช ุชุงุนุชู‡ุง ุชูƒูˆู† ุชุณุงูˆูŠ ุงูˆ ุงูƒุจุฑ ุงูˆ
309
00:25:33,970 --> 00:25:39,690
ุงู‚ู„ ู…ู† ู…ุฑูƒุจุฉ ุงู„ Vc2 ููŠ ุงุชุฌุงู‡ ุงู„ common normal ู†ุงุฎุฏ
310
00:25:39,690 --> 00:25:45,570
ุงู„ุญุงู„ุงุช ุงู„ุชู„ุงุชุฉ ู„ูˆ ูƒุงู†ุช ุงู„ Vc1 ุทุจุนุง ุงุฐูƒุฑ ุงู† ุงู„ two
311
00:25:45,570 --> 00:25:49,650
bodies are rigid bodies ู„ูˆ ูƒุงู†ุช ู…ุฑูƒุจุฉ ุงู„ Vc1 ุงู„ู„ูŠ
312
00:25:49,650 --> 00:25:56,090
ู‡ูŠ V .. ู„ูˆ ูƒุงู†ุช Vc1 Cos Alpha ุฃูƒุจุฑ ู…ู† Vc2 Cos Beta
313
00:25:56,090 --> 00:25:59,630
ู‡ูŠู†ุบุฑุฒ ุงู„ุฌุณู… ุงู„ุฃูˆู„ุงู†ูŠ ููŠ ุงู„ุฌุณู… ุงู„ุชุงู†ูŠ ูˆู‡ุฐุง ู…ุณุชุญูŠู„
314
00:26:01,560 --> 00:26:06,540
ุญุงู„ุฉ ุงู„ุชุงู†ูŠุฉ ุฃู† ูŠูƒูˆู† ู…ุฑูƒุจุฉ ุงู„ VC1 ููŠ ุงุชุฌุงู‡ ุงู„
315
00:26:06,540 --> 00:26:10,620
common normal ุฃู‚ู„ ู…ู† ู…ุฑูƒุจุฉ ุงู„ VC2 ููŠ ุงุชุฌุงู‡ ุงู„
316
00:26:10,620 --> 00:26:14,980
common normal ูŠุนู†ูŠ VC1 cos ฮฑ ุชูƒูˆู† ุฃุตุบุฑ ู…ู† VC2 cos
317
00:26:14,980 --> 00:26:19,660
ฮฒ ููŠ ุงู„ุญุงู„ุฉ ู‡ุฐู‡ we lose contact ู‡ูŠู†ูุตู„ ุงู„ุฌุณู…ูŠู† ุนู†
318
00:26:19,660 --> 00:26:23,410
ุจุนุถู…ุนู†ุงุชู‡ .. ุจุฑุถู‡ ู‡ุฐู‡ ุงู„ุญุงู„ุฉ ู…ุง ุชุตุจุชุด .. ู…ุนู†ุงุชู‡
319
00:26:23,410 --> 00:26:28,450
ุนุดุงู† ุฃุณุชู…ุฑ ุจุญุงู„ุฉ ุงู„ุชู„ุงู…ุณ ุงู„ุฌุณู…ุงู†ูŠ ุฏุงุฆู…ุง ูŠุจู‚ู‰ ููŠ
320
00:26:28,450 --> 00:26:33,330
ุญุงู„ุฉ ุชู„ุงู…ุณ ู„ุงุฒู… ู…ุฑุงูƒุจุฉ ุงู„ VC1 ุจุชุฌุงู‡ ุงู„ common
321
00:26:33,330 --> 00:26:36,730
normal ุชุณุชูˆู‰ ู…ุฑุงูƒุจุฉ ุงู„ VC2 ุจุชุฌุงู‡ ุงู„ common normal
322
00:26:36,730 --> 00:26:47,600
ูŠุนู†ูŠ VC1 cos ฮฑ ู„ุงุฒู… ุชุณุชูˆู‰ VC2 cos ฮฒุงู„ุงู† VC1 ุงุญู†ุง
323
00:26:47,600 --> 00:26:53,220
ุญุงูƒูŠู†ุง ุฎู„ูŠู†ุง ู†ุนู…ู„ ุนู…ูˆุฏูŠ ู…ู† O1 ุน ุงู„ corner O1M ู‡ุฐุง
324
00:26:53,220 --> 00:26:56,900
ุนู…ูˆุฏูŠ ุน ุงู„ common normal ูˆ ุนู…ูˆุฏูŠ ู…ู† ู†ู‚ุทุฉ O2 ุน ุงู„
325
00:26:56,900 --> 00:27:03,000
corner O2N ู…ุนู†ุงุฉ O2N ุนู…ูˆุฏูŠ ุน ุงู„ common normal ุงุฐุง
326
00:27:03,000 --> 00:27:08,810
ุจุชุฑูƒุฒ ูƒูˆูŠุณ ู‡ุชู„ุงุญุธ ุงู† ุฒุงูˆูŠุฉ Alphaุงู„ูุง ุจุชุณุงูˆูŠ
327
00:27:08,810 --> 00:27:16,950
ุงู„ุฒุงูˆูŠุฉ MO1C ูˆุงู„ุฒุงูˆูŠุฉ ุจูŠุชุง ุจุชุณุงูˆูŠ ุงู„ .. ุงู„ .. ุงู„
328
00:27:16,950 --> 00:27:22,310
.. ุงู„ุฒุงูˆูŠุฉ ุงู„ู„ูŠ ู‡ูˆ NO2C
329
00:27:22,310 --> 00:27:28,850
ู…ุนู†ุงุชู‡ ู‡ุฐู‡ ุงู„ุฒุงูˆูŠุฉ ุจูŠุชุง ุทูŠุจ ู…ุนู†ุงุชู‡ ุญุตูŠู„ุฉ ุนู† ุฏูŠ
330
00:27:28,850 --> 00:27:36,960
ุงุญู†ุง ุญูƒูŠู†ุง VC1VC1 Cos ฮฑ ุจูŠุณุงูˆุฉ VC2 Cos ฮฒ ูˆ VC1
331
00:27:36,960 --> 00:27:42,000
ุจูŠุณุงูˆุฉ Omega 1 O1C ูˆ VC2 ุจูŠุณุงูˆุฉ Omega 2 O2C ูˆ Cos
332
00:27:42,000 --> 00:27:49,700
ฮฑ ุจูŠุณุงูˆุฉ O1M ุนู„ู‰ O1C ูˆ Cos ฮฒ O2N ุนู„ู‰ O2Cุจู†ุนูˆุถ ููŠ
333
00:27:49,700 --> 00:27:54,440
ุงู„ู…ุนุงุฏู„ุฉ ุงู„ู‡ุฏูˆู‰ VC1 ู„ OMEGA 1 ููŠ O1C ูƒุณูŠู† ุฃู„ู O1M
334
00:27:54,440 --> 00:28:01,740
ุนู„ู‰ O1C ูˆ ููŠ VC2 ุงู„ู„ูŠ ู‡ูˆ OMEGA 2 OC2 ููŠ O2N ุนู„ู‰
335
00:28:01,740 --> 00:28:08,540
O2C ุจู†ุฎุชุตุฑ O1C ู…ุน O1C ูˆ O2C ู…ุน O2C ุจู†ุตูุฑ ุนู†ุฏูŠ
336
00:28:08,540 --> 00:28:16,700
OMEGA 1 ููŠ O1M ูŠุนู†ูŠ ุญุณูŠู†ูŠ ุนู†ุฏูŠ OMEGA 1 ุนู„ู‰ OMEGA 2
337
00:28:18,590 --> 00:28:28,810
ุจุงู„ุณุงูˆูŠุฉ O to N ุนู„ู‰ O ูˆุงุญุฏ M ู„ุงู† ุงุฐุง ุจุงุฎุฏ
338
00:28:28,810 --> 00:28:35,750
ุงู„ู…ุชู„ุงุชูŠู† ุงู„ู…ุชู„ุงุชูŠู† ู†ุฑุฌุน ู„ู„ุดูƒู„ ุงู„ู…ุชู„ุงุชูŠู† ุงู„ู„ูŠ ู‡ูˆ O
339
00:28:35,750 --> 00:28:40,050
ูˆุงุญุฏ M
340
00:28:40,050 --> 00:28:45,250
C ูˆ O to N
341
00:28:49,260 --> 00:29:00,040
C ู‡ูƒูˆู† ุนู†ุฏ ุงูˆ ูˆุงุญุฏ M ุนู„ู‰ ุงูˆ ุงุชู†ูŠู† N ู„ุฃ ุงู†ุง ุจุฏูŠ ุงุฎุฏ
342
00:29:00,040 --> 00:29:06,800
ุงู„ู…ุชู„ุงุชูŠู† ู…ุด ู‡ุฏูˆู„ ู…ุชู„ุงุชูŠู† ุฎู„ู†ุง ู†ุจุณุญ ู‡ุงุฎุฏ
343
00:29:06,800 --> 00:29:10,220
ุงู†ุง ู‡ูˆุตู„ ุงูˆ ูˆุงุญุฏ ู‡ูˆุตู„ ุงูˆ ูˆุงุญุฏ ู…ุน ุงูˆ ุงุชู†ูŠู† ุจุชู‚ุทุน ููŠ
344
00:29:10,220 --> 00:29:22,910
P ู‡ุงุฎุฏ ุงู„ู…ุชู„ุงุชูŠู† ุงูˆ ูˆุงุญุฏ M Pูˆ O2N
345
00:29:22,910 --> 00:29:28,090
P ู‡ุงู†ุฏูŠ
346
00:29:28,090 --> 00:29:49,120
O1M P ูˆ O2N P ู‡ูƒูˆู†ุฏูŠ O1M O1M ุนู„ู‰ O2N ุจุงู„ุณุงูˆูŠุฉO1P
347
00:29:49,120 --> 00:29:58,420
ุนู„ู‰ O2P ูŠุนู†ูŠ ุงุญุณุณ ุงู† ุนู†ุฏูŠ Omega 1 ุนู„ู‰ Omega 2
348
00:29:58,420 --> 00:30:04,700
ุจุงู„ุณุงูˆูŠุฉ O2P
349
00:30:04,700 --> 00:30:10,940
ุนู„ู‰ O1P ู…ุนู†ุงุชู‡
350
00:30:10,940 --> 00:30:17,050
ุงู„ law of gearingุนุดุงู† ุชูƒูˆู† Omega 1 ุนู„ู‰ Omega 2
351
00:30:17,050 --> 00:30:22,390
ุซุงุจุชุฉ ุนุดุงู† ุชูƒูˆู† ุซุงุจุชุฉ
352
00:30:23,020 --> 00:30:29,100
ู„ุงุฒุช ูŠูƒูˆู† ุงู„ ratio O2P ุนู„ู‰ O1P ุซุงุจุชุฉ ู…ุน ุงู„ุนู„ู… P ู‡ูŠ
353
00:30:29,100 --> 00:30:35,500
ู†ู‚ุทุฉ ุงู„ุชู‚ุงุทุน ุงู„ุฎุท ุงู„ูˆุงุตู„ ุจูŠู† ู…ุฑูƒุฒ ุฏูˆุฑุงู† O1 ูˆ ู…ุฑูƒุฒ
354
00:30:35,500 --> 00:30:39,120
ุฏูˆุฑุงู† O2 ูˆ ุงู„ common node at the point of contact
355
00:30:39,120 --> 00:30:42,000
ู‡ุฐุง ูŠุนู†ูŠ ุจุฑุถู‡ ุนุดุงู† ุชูƒูˆู† ุฃู…ุฌุฏ ูˆุงุญุฏ ูˆ ุฃู…ุฌุฏ ุงุชู†ูŠู†
356
00:30:42,000 --> 00:30:46,640
ุซุงุจุชูŠู† ุฃู† ุงู„ู†ู‚ุทุฉ P ุชูƒูˆู† fixed ุงู„ู†ู‚ุทุฉ P ู‡ูŠ ุงู„ู„ูŠ
357
00:30:46,640 --> 00:30:50,620
ุจุณู…ูŠู‡ุง ุงู„ pitch point ุงู„ู†ู‚ุทุฉ P ุชูƒูˆู† fixed ุจุณู…ูŠู‡ุง
358
00:30:50,620 --> 00:30:56,160
ุงู„ pitch pointุงู„ุงู† ุงู„ Velocity of sliding ุงู„
359
00:30:56,160 --> 00:31:00,080
Velocity of sliding along ุงู„ common tangent ุนู†ุฏูŠ
360
00:31:00,080 --> 00:31:11,700
ุงู„ ุงู„ ุงู„ ุงู„ Vs ู‡ุชูƒูˆู† ู‡ุชูƒูˆู† VC1 Sin Alpha VC1 Sin
361
00:31:11,700 --> 00:31:19,880
Alpha minus VC2 Sin Beta
362
00:31:25,710 --> 00:31:30,190
ุทุจุนุง ุงุญู†ุง ุญูƒูŠู†ุง ุงู„ู€ sin ฮฑ ูŠุนู†ูŠ ู‡ูŠูƒูˆู† VC1 ุงู„ู„ูŠ ู‡ูŠ
363
00:31:30,190 --> 00:31:43,470
omega 1 ููŠ O1C ููŠ sin ฮฑ .. sin ฮฑ ุงู„ู„ูŠ ู‡ูŠ ู‡ุชูƒูˆู† ..
364
00:31:43,470 --> 00:31:50,810
sin ฮฑ ุงู„ู„ูŠ ู‡ูŠ ู‡ุชูƒูˆู† MC ุนู„ู‰
365
00:31:50,810 --> 00:31:53,590
O1C minus
366
00:31:55,290 --> 00:32:02,810
VC2 ุงู„ู„ูŠ ู‡ูŠ Omega 2 ููŠ O2C ููŠ Sine Beta ู†ุจุชุทู„ุน ู…ู†
367
00:32:02,810 --> 00:32:11,150
ุงู„ุดูƒู„ Sine Beta ุจูŠุณุชูˆูŠ NC ุนู„ู‰
368
00:32:11,150 --> 00:32:19,330
O2C ูŠุนู†ูŠ ู‡ู†ุฎุชุตุฑ O1C ู…ุน O1C O2C ู…ุน O2C ุจุงู„ุตูุฑ Omega
369
00:32:19,330 --> 00:32:21,310
1MC
370
00:32:22,400 --> 00:32:30,360
ู…ูŠู†ูˆุณ ุฃู…ูŠุฌุง ุงุชู†ูŠู† NC ุญูŠุซ ุณุงูˆูŠ ุงู„ู„ุญุธุฉ MC ู…ู…ูƒู†
371
00:32:30,360 --> 00:32:36,860
ุงุนุชุจุฑู‡ุง ุนุจุงุฑุฉ ุนู† two segments ุงู„ุงู†
372
00:32:36,860 --> 00:32:40,620
ุงู„
373
00:32:40,620 --> 00:32:44,340
MC ุงู„
374
00:32:44,340 --> 00:32:49,200
V sliding ุจุชุณุงูˆูŠ
375
00:32:50,590 --> 00:32:59,330
ุงู…ูŠุฌุง ูˆุงุญุฏ MC ู…ูŠู†ูˆุณ ุงูˆู…ูŠุฌุง ุงุชู†ูŠู† ููŠ NC ุจุญูŠุซ ุชุณูˆู‰
376
00:32:59,330 --> 00:33:04,670
ุงูˆู…ูŠุฌุง ูˆุงุญุฏ ุงู„ MC ู‡ูŠุชุทู„ุนูˆุง ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ MC ุจูŠุณูˆู‰
377
00:33:04,670 --> 00:33:15,920
MP ุฒุงุฆุฏ PC MP ุฒุงุฆุฏ PC ู…ูŠู†ูˆุณ ุงูˆู…ูŠุฌุง ุงุชู†ูŠู† ุงู„ NCุงู„ู€
378
00:33:15,920 --> 00:33:27,940
NC ุนุจุงุฑุฉ ุนู† NP minus ุงู„ NC ุงู„ NP minus ุงู„ NC ูŠุนู†ูŠ
379
00:33:27,940 --> 00:33:38,860
ู‡ุชูƒูˆู† Omega 1 ููŠ ุงู„ NP minus Omega 2 ููŠ ุงู„ NP ุฒุงุฆุฏ
380
00:33:38,860 --> 00:33:43,300
PC ู…ุดุชุฑูƒ
381
00:33:45,070 --> 00:33:51,110
ุฃู†ุง ุบู„ุทุงู† ู‡ู†ุง ุฏูŠ ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ N P
382
00:33:51,110 --> 00:33:56,550
minus ุงู„ P C minus
383
00:33:56,550 --> 00:34:05,110
ุงู„ P C P C ููŠ Omega ูˆุงุญุฏ ุฒุงุฏ Omega ุงุชู†ูŠู† ู„ุงุญุธูˆุง ุฃู†
384
00:34:05,110 --> 00:34:11,110
ุชุดุงุจู‡ ุงู„ู…ุซู„ุซุงุช O ูˆุงุญุฏ M P ูˆ O ุงุชู†ูŠู† M P ุจูŠูƒูˆู† ุนู†ุฏู‰
385
00:34:11,110 --> 00:34:19,560
ุงู„ู„ูŠ ู‡ูˆุฃู…ุฌุง ูˆุงุญุฏ ุนู„ู‰ ุฃู…ุฌุง ุงุชู†ูŠู† ุจุงู„ุณุงูˆูŠุฉ ุฃู…ุฌุง ูˆุงุญุฏ
386
00:34:19,560 --> 00:34:23,880
ุนู„ู‰ ุฃู…ุฌุง ุงุชู†ูŠู† ุจุงู„ุณุงูˆูŠุฉ ุงุชู†ูŠู† ุนู„ู‰ ุง ุง ูˆุงุญุฏ ุงู… ุนู„ู‰
387
00:34:23,880 --> 00:34:27,180
ุง ุงุชู†ูŠู† ุงู† ุจุงู„ุณุงูˆูŠุฉ ุง ูˆุงุญุฏ ุจูŠ ุนู„ู‰ ุง ุงุชู†ูŠู† ุจูŠ
388
00:34:27,180 --> 00:34:37,160
ุจุงู„ุณุงูˆูŠุฉ ุงู… ุจูŠ ุนู„ู‰ ุงู† ุจูŠ ู…ุนู†ุงุชู‡ ู‡ุฐุง ู‡ูŠูƒูˆู† ุงู„ุณุงูˆูŠุฉ
389
00:34:37,160 --> 00:34:47,150
ุงู† ุจูŠ ุนู„ู‰ ุงู… ุจูŠ ู…ุนู†ุงุชู‡ ุนู†ุฏ ุงู…ุฌุง ูˆุงุญุฏNB ุจูŠุณุงูˆูŠ
390
00:34:47,150 --> 00:34:52,490
Omega 2 NB ู…ุนู†ุงุชู‡ ู‡ุฏูˆู„ ุฃุดู…ุงู„ู‡ู… ุงู„ two terms
391
00:34:52,490 --> 00:34:57,030
ุจูŠุฑูˆุญูˆุง ู…ุน ุจุนุถ ู…ุนู†ุงุชู‡ ุงู„ sliding velocity VS ู‡ุชูƒูˆู†
392
00:34:57,030 --> 00:35:11,070
PC ููŠ Omega 1 ุฒุงุฆุฏ Omega 2 ู…ุนู†ุงุชู‡
393
00:35:11,070 --> 00:35:15,550
ุงู„ sliding velocityุณุฑุนุฉ ุงู„ู†ุฒู„ุงุช ุจูŠู† ุงู„ู€ two bodies
394
00:35:15,550 --> 00:35:20,210
at the point of contact ุจุชุนุชู…ุฏ ุนู„ู‰ ุจุนุฏ ุงู„ pitch
395
00:35:20,210 --> 00:35:24,090
point ุนู„ู‰ ุงู„ contact point ุฅุฐุง ูƒุงู†ุช ุงู„ pitch point
396
00:35:24,090 --> 00:35:27,830
ู…ุทุงุจู‚ุฉ ู…ุน ุงู„ contact point ุจูŠูƒูˆู† ููŠูƒูˆู†ุด ุนู†ุฏู‡
397
00:35:27,830 --> 00:35:31,970
sliding, no sliding ููƒู„ ู…ุง ุจุนุฏุช ู†ู‚ุทุฉ ุงู„ pitch
398
00:35:31,970 --> 00:35:34,250
point ุนู„ู‰ ุงู„ contact point ูƒู„ ู…ุง ุฒุงุฏ ุงู„ sliding
399
00:35:34,250 --> 00:35:35,510
between the two bodies
400
00:35:42,430 --> 00:35:46,630
ู„ูŠู‡ ู‡ุฐู‡ ุงู„ุนู„ุงู‚ุฉุŸ vs ุจูŠุณุงูˆ ุฃู…ุฌ ูˆุงุญุฏ ุฒูŠ ุฃู…ุฌ ุงุชู†ูŠู† ููŠ
401
00:35:46,630 --> 00:35:56,970
Pc ุงู„ุขู†
402
00:35:56,970 --> 00:36:05,780
ุดูƒู„ ุงู„ุณู† ู…ู…ูƒู† ูŠูƒูˆู† ุฃูŠ ุดูƒู„ุทุงู„ู…ุง ุฃู†ู‡ ูŠุญู‚ู‚ ุงู„ law of
403
00:36:05,780 --> 00:36:10,060
gearing ุงู„ู„ูŠ ุฐูƒุฑู†ุงู‡ุง ุณุงุจู‚ุงู‹ ุดูƒู„ ุงู„ุณู† ุงู„ profile
404
00:36:10,060 --> 00:36:15,760
ุจุชุงุน ุงู„ุณู† ู…ู…ูƒู† ูŠูƒูˆู† ุฃูŠ ุดูƒู„ ุทุงู„ู…ุง ุฃู†ู‡ ุจูŠุญู‚ู‚ ุงู„ law
405
00:36:15,760 --> 00:36:20,440
of gearing ุงุญู†ุง ู‡ู†ุฏุฑุณ ุงู„ู„ูŠ ู‡ูˆ ุญุงู„ุฉ ุฎุงุตุฉ ุงู„ู„ูŠ ู‡ูŠ
406
00:36:20,440 --> 00:36:25,830
ุงู„ุฃูƒุชุฑ ุดูŠูˆุนุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ invalid teeth forminvolute
407
00:36:25,830 --> 00:36:29,710
of a circle ุงู† ุงู†ุง ุจูƒูˆู† ูŠุนู†ูŠ ุจูƒูˆู† ุนู†ุฏูŠ ุฏุงุฆุฑุฉ
408
00:36:29,710 --> 00:36:35,550
ุจุณู…ูŠู‡ุง ุงู„ base circle ุจูƒูˆู† ู„ุงููŠ ููŠ ุญูˆุงู„ูŠู‡ุง ุญุจู„
409
00:36:35,550 --> 00:36:40,370
ุจูƒูˆู† ู„ุงููŠ ููŠ ุญูˆุงู„ูŠู‡ุง ุญุจู„ ุจูƒูˆู† ููŠ ู‚ู„ู… ููŠ ุทุฑู ุงู„ุญุจู„
410
00:36:40,370 --> 00:36:45,710
ุจูƒูˆู† ุงุฑูุน ุงู„ุญุจู„ ูˆ ู‡ูˆ ู…ุฌุฏูˆุฏ ุจุฑูุน ุงู„ุญุจู„ ูˆ ู‡ูˆ ู…ุฌุฏูˆุฏ
411
00:36:45,710 --> 00:36:48,050
ูŠุนู†ูŠ ุงู†ุง ุงุชุทู„ุน ุนู†ุฏูŠ ู‡ุฐู‡ ุงู„ู†ู‚ุทุฉ ูˆ ู‡ุฐู‡ ุงู„ู†ู‚ุทุฉ ุงู†ุง
412
00:36:48,050 --> 00:36:54,140
ุจุฏุฃุช ุจุฏุฃุช ู…ู† ุงู„ู†ู‚ุทุฉ ู…ู† ู†ู‚ุทุฉ ู…ุนูŠู†ุฉุจูƒูˆู† ุฃุจุฏุฃ ุฃุฑูุน
413
00:36:54,140 --> 00:36:58,640
ุงู„ุญุจู„ ูˆ ุฃุฑุณู… ุจุญุตู„ ุนู„ู‰ ุดูƒู„ ู…ุนูŠู† ุจุณู…ูŠู‡ ุงู„ value ุฃูˆ
414
00:36:58,640 --> 00:37:02,140
ุจุญุท ู…ุตุทุฑุฉ .. ู…ุตุทุฑุฉ ุจุชูƒูˆู† tangent ู…ุซู„ุง .. tangent
415
00:37:02,140 --> 00:37:05,360
ุจุญุท ู‚ู„ู… ุนู„ู‰ ุทุฑูู‡ุง ุจุชุถู„ู‡ุง .. ุจุฎู„ูŠู‡ุง .. ุฃุฏู‡ุฑุฌู‡ุง ุนู„ู‰
416
00:37:05,360 --> 00:37:08,420
.. ุนู„ู‰ ุงู„ุฏุงุฆุฑุฉ ุจุฏู‡ุฑุฌู‡ุง ุนู„ู‰ ุงู„ุฏุงุฆุฑุฉ ูˆ ู‡ูŠ ุงู„ุฏู‡ุฑุฌ
417
00:37:08,420 --> 00:37:13,160
ุจุชูƒูˆู† ุชุฑุณู… ู„ู‡ ุดูƒู„ ู…ุนูŠู†ุงู„ุดูƒู„ ู‡ุฐุง ุจุณู…ูŠู‡ involuteุŒ
418
00:37:13,160 --> 00:37:16,840
ูŠุนู†ูŠ ุฅู…ุง ุฃูƒูˆู† ุนู†ุฏูŠ ุฎูŠุท ู…ุดุฏูˆุฏ ุญูˆุงู„ูŠ ุงู„ุฏุงุฆุฑุฉ ูˆ ุจุทุฑู
419
00:37:16,840 --> 00:37:21,040
ุงู„ู‚ู„ู… ุจุจุฏุฃ ุฃุฑุฎูŠ while .. while .. ูˆ ุจุจุฏุฃ ุฃุฑุฎูŠ ูˆ
420
00:37:21,040 --> 00:37:25,220
ุฃู†ุง ุงู„ุญุจู„ ู…ุดุฏูˆุฏ ูˆ ู…ู…ุงุณ ู„ู„ุฏุงุฆุฑุฉ ูˆ ุฃุฑุณู… ูŠุนู†ูŠ ุฒูŠ ุฃู†ุง
421
00:37:25,220 --> 00:37:31,190
ุจุฏุฃุช ู…ู† ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ ุจุฏุฃุช ุฃุฑุฎูŠ ุฃุฑุฎูŠ ุฃุฑุฎูŠูˆ ุฃุฑุณู… ูŠุนู†ูŠ
422
00:37:31,190 --> 00:37:35,190
ุนู†ุฏูŠ ู‡ุฐู‡ ุงู„ุญุจู„ ูƒุงู† ููŠ ุงู„ู„ุญุธุฉ ู‡ุฐู‡ ูƒุงู† ุจุฏุฃุช ู…ู†ู‡ุง ู…ู†
423
00:37:35,190 --> 00:37:39,530
ุตูุฑ ุจุฏุฃุช ุฃุฑุฎูŠ ู‡ุฐู‡ ูˆุตู„ุช ู†ู‚ุทุฉ ุจูŠ ูˆุงุญุฏ ุจุฏุฃุช ุฃุฑุฎ ุฃูƒุชุฑ
424
00:37:39,530 --> 00:37:43,050
ูˆ ุฃู†ุง ู…ุงุดูŠ ููŠ ุงู„ู‚ู„ู… ุจุฃุฑุณู… ูˆุตู„ุช ู†ู‚ุทุฉ ุจูŠ ุงุชู†ูŠู† ุจุฏุฃุช
425
00:37:43,050 --> 00:37:47,130
ุฃุฑุฎูŠ ูˆ ุฃู†ุง ุดุงุฏุฏ ูˆุตู„ุช ู†ู‚ุทุฉ ุจูŠ ุชู„ุงุชุฉ ุจูŠ ุฃุฑุจุน ุจูŠ ุฎู…ุณุฉ
426
00:37:47,130 --> 00:37:52,790
ุงู„ุขู† ุงู„ุชุชุจุน ู‡ุฐุง ู‡ุฐุง ุงู„ curve ุจุณู…ูŠู‡ involute of a
427
00:37:52,790 --> 00:37:55,150
circle involute of a circle
428
00:38:00,220 --> 00:38:06,940
ุงู†ุจูŠู† ุนู†ุฏู‰ ู‡ู†ุง ุชุฑุณูŠู† ู‡ุฐุง ุงู„ pressure line ู‡ุฐุง ุงู„ุฎุท
429
00:38:06,940 --> 00:38:12,260
ุงู„ู„ู‰ ู‡ูˆ ุฎุท ุงู„ุฏูุน ุฎุท ุงู„ุฏูุน ุงู„ู„ู‰ ุฃุณู†ุงู† ุนู†ุฏู‡ ุฏู‡ ู‡ูˆ ุงู„
430
00:38:12,260 --> 00:38:16,000
driver ุจุฏูุน along this line ู‡ุฐุง ุจุณู…ุน ุงู„ุดู…ุงู„ ุงู„
431
00:38:16,000 --> 00:38:18,060
driver ูˆ ู‡ุฐุง ุงู„ driven
432
00:38:22,440 --> 00:38:25,660
ุฃุฒุงู‰ ู…ุง ุงู†ุชูˆุง ุดุงูŠููŠู† ู†ุฑุฌุน ู„ู„ู€ Geometer ู„ู„ุฅุณู†ุงู† ุฃู†ุง
433
00:38:25,660 --> 00:38:28,280
ุนู†ุฏู‰ ุงู„ุฏุงุฆุฑุฉ ุงู„ุฎุงุฑุฌูŠุฉ .. ู‡ุฐุง ุงู„ .. ุทุจุนุง ุงู„ driver
434
00:38:28,280 --> 00:38:32,000
ุจุณู…ูŠู‡ penion ูˆ ุงู„ driven ุจุณู…ูŠู‡ gear ูŠุนู†ูŠ ุงู„ penion
435
00:38:32,000 --> 00:38:34,940
and gear ูŠุนู†ูŠ ุงู„ driver ู‡ูˆ ุงู„ penion ุนุงุฏุฉ .. ุนุงุฏุฉ
436
00:38:34,940 --> 00:38:39,060
ุงู„ penion ุจูŠูƒูˆู† ุญุฌู…ู‡ ุฃุตุบุฑ ู…ู† ุญุฌู… ุงู„ gear ู‡ุฐู‡ ุงู„ ..
437
00:38:39,060 --> 00:38:42,460
ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ outside diameter ุงูˆ ุงู„ .. ุงูˆ
438
00:38:42,460 --> 00:38:47,850
ุงู„ addendum circle ู„ู„ .. ู„ู„ penion ู‡ุฐู‡ุงู„ outside
439
00:38:47,850 --> 00:38:52,790
diameter ุงูˆ ุงู„ addendum circle ู„ู„ุฌูŠุฑ ู‡ุฐู‡ ุงู„ root
440
00:38:52,790 --> 00:38:58,130
circle ุงูˆ addendum circle ู„ู„ panion ู‡ุฐู‡ ุงู„ root
441
00:38:58,130 --> 00:39:05,310
circle ุงูˆ addendum circle ู„ู„ุฌูŠุฑู‡ุฐู‡ ู‡ูˆ ุงู„ base
442
00:39:05,310 --> 00:39:08,150
circle ู‡ูŠ ุงู„ circle from which we generate ุงู„
443
00:39:08,150 --> 00:39:12,010
involute ุงู„ circle ุงู„ู„ูŠ ูˆู„ุฏู†ุง ู…ู†ู‡ุง ุดูƒู„ ุงู„ involute
444
00:39:12,010 --> 00:39:17,270
ู‡ุฐุง line of action ุฎุท ุนู…ู„ ุงู„ุฏูุน line of action ูˆ
445
00:39:17,270 --> 00:39:21,850
ู‡ุฐู‡ ุงู„ุฒุงูˆูŠุฉ ุจุณู…ูŠู‡ุง pressure angle ุชู‚ุงุทุน ุงู„ุฎุท
446
00:39:21,850 --> 00:39:26,690
ุงู„ูˆุงุตู„ ุจูŠู† ู…ุฑูƒุฒ ุงู„ pinion ูˆ ู…ุฑูƒุฒ ุงู„ gear ู…ุน ุงู„ุฎุท
447
00:39:26,690 --> 00:39:31,170
ุงู„ู„ูŠ ุนู†ุฏ ุงู„ pitch point ุจุณู…ูŠู‡ุง ู†ู‚ุทุฉ pitch point
448
00:39:34,980 --> 00:39:40,740
ุทุจุนุง ู‡ุฐุง ุงู„ radius ู„ู„ base circle ู‡ุฐุง ุงู„ radius ู„ู„
449
00:39:40,740 --> 00:39:44,740
pitch circle ู‡ุฐุง ุงู„ radius ู„ู„ outside diameter
450
00:39:47,970 --> 00:39:51,170
ุงู„ู„ุงุญุธูˆุง ููŠ ุนู†ุฏ ู‡ูŠู† .. ุทู„ุนูˆุง ู‡ูŠู† ููŠ ูุฑุงุบ ุจูŠู† ุงู„
451
00:39:51,170 --> 00:39:54,330
opinion ููŠ .. ูŠุนู†ูŠ ููŠ .. ุจูŠูƒูˆู†ุด .. ูŠุนู†ูŠ ู†ุงุฒู„ ุงู„ุฃุฎุฑ
452
00:39:54,330 --> 00:39:58,970
ุจุณู…ูŠู‡ ุงู„ clearance ุงู„ clearance ุงู„ working depth
453
00:39:58,970 --> 00:40:05,310
ู‡ูˆ ู…ุฌู…ูˆุน ุงู„ addendum ุงู„
454
00:40:05,310 --> 00:40:08,990
.. ุงู„ total depth .. depth ุงู„ู„ูŠ ู‡ูˆ ู…ุฌู…ูˆุน ุงู„ ..
455
00:40:08,990 --> 00:40:11,330
ุงู„ู„ูŠ ู‡ูˆ .. ู‡ุฐุง ู‡ูˆ ุงู„ working depth .. ู‡ุฐุง ู‡ูˆ ุงู„
456
00:40:11,330 --> 00:40:15,680
working depthุงู„ total depth ู‡ูˆ ุนู…ู‚ ุงู„ุณู† ุงู„ูƒู„ ู…ู† ุงู„
457
00:40:15,680 --> 00:40:20,740
route .. ู…ู† ุงู„ route ู„ู„ .. ู„ู„ outside ุฏู‡ ู…ุชุฑ ุงู„
458
00:40:20,740 --> 00:40:23,580
total depth ุงุญู†ุง ุนุงุฑููŠู† ุงู†ู‡ุง ุจุงู„ุณุงูˆูŠุฉ ุงู„ู„ูŠ ู‡ูˆ ุงู„
459
00:40:23,580 --> 00:40:27,980
addendum ุฒุงุฏ addendum ุงู„ working depth ู‡ูˆ ู…ุฌู…ูˆุน ุงู„
460
00:40:27,980 --> 00:40:32,480
addendum ู„ู„ pinion ุฒุงุฏ ุงู„ addendum ู„ู„ .. ู„ู„ .. ู„ู„
461
00:40:32,480 --> 00:40:37,830
gearุทุจุนุง ู‡ุฐุง ุงู„ base radius ู„ู„ุฌูŠุฑุŒ ู‡ุฐุง ุงู„ pitch
462
00:40:37,830 --> 00:40:42,910
radius ู„ู„ุฌูŠุฑุŒ ู‡ุฐุง ุงู„ outside radius ู„ู„ุฌูŠุฑุŒ ู‡ุฐุง
463
00:40:42,910 --> 00:40:47,910
ูŠุณู…ู‰ ุงู„ top landุŒ ู‡ุฐุง ุงู„ involute profileุŒ ูˆ ููŠ
464
00:40:47,910 --> 00:40:51,670
ุนู†ุฏู‰ ุจุชูƒูˆู† ู‡ู†ุง ูˆ ู‡ู†ุง ููŠ ุฒู‰ ุฏูˆุฑุงู† ุฎููŠู ูŠุณู…ู‰ ุงู„
465
00:40:51,670 --> 00:40:55,650
filletุŒ ุงู„ fillet ุจุชูƒูˆู† ุนุงู…ู„ุฉ ุงู„ู„ู‰ ู‡ูŠ ุฏูˆุฑุงู† ุจูŠู† ุงู„
466
00:40:55,650 --> 00:40:59,150
root circle ุฃูˆ ุงู„ dendrum circle ูˆ ุงู„ involute
467
00:40:59,150 --> 00:41:03,270
profileู‡ุฐุง ุงู„ูƒู„ุงู… ุญูƒูŠู†ุงู‡ ุจุณ ุงู†ุง ุญุงุจุจ ุฃุนูŠุฏู‡ ุนุดุงู†
468
00:41:03,270 --> 00:41:10,030
ุงู†ุฑุณุฎ ุงู„ู…ุนู„ูˆู…ุฉ ุงู„ุงู†
469
00:41:10,030 --> 00:41:16,630
ุงู†ุง ุนู†ุฏูŠ ุชุฑุณูŠู† ุชุฑุณ ู…ุฑูƒุฒ ุฏูˆุฑุงู†ู‡ O1 they are in mesh
470
00:41:16,630 --> 00:41:20,990
ูˆ ุงู„ุชุฑุณ ุงู„ุชุงู†ูŠ ุงู„ driven ุงู„ู„ูŠ ู‡ูˆ ุงู„ุฌูŠุฑ ู…ุฑูƒุฒ ุฏูˆุฑุงู†ู‡
471
00:41:20,990 --> 00:41:26,050
ุนู†ุฏ O2 ุงู„ุฎุท ุงู„ูˆุงุตู„ ุจูŠู† A1 ูˆ A2 ุจุณู…ูŠู‡ ุงู„ center
472
00:41:26,050 --> 00:41:30,400
distanceุงู„ู†ู‚ุทุฉ ุงู„ุทุจูŠุนูŠุฉ ุงู„ุขู† ู‡ุงุฏ ุงู„ base circle
473
00:41:30,400 --> 00:41:34,540
ู‡ุงุฏ ุงู„ base circle ู„ู„ driver ู‡ุงุฏ ุงู„ base circle ู„ู„
474
00:41:34,540 --> 00:41:37,980
driven ุงู„ุฎุท ุงู„ tangent between the two base
475
00:41:37,980 --> 00:41:43,600
circles ุจุณู…ูŠู‡ line of action ุงู„ุฒุงูˆูŠุฉ ู‡ุงุฏ ุจุณู…ูŠู‡ุง ุงู„
476
00:41:43,600 --> 00:41:48,220
pressure angle ุฒุงูˆูŠุฉ ุงู„ุถุบุท ุงู„ุขู† ุงู„ force ุงู„ู„ูŠ
477
00:41:48,220 --> 00:41:55,280
ุจุชุฃุซุฑ ุจูŠู† ุงู„ุฃุณู†ุงู† ุงู„ู„ูŠ ุตุงุฑ ุชุนุดูŠู‚ ุจูŠู†ู‡ู… ุงู„ู„ูŠ ู‡ูŠ F
478
00:41:55,990 --> 00:42:00,950
ุงู„ู‡ุง ู…ุฑูƒุจุชูŠู† ูˆุงุญุฏุฉ ุจุชุฌุงู‡ F tangential ูˆุงุญุฏุฉ ุจุชุฌุงู‡
479
00:42:00,950 --> 00:42:04,770
ุงู„ vertical F radial ูŠุนู†ูŠ ุงู„ total force ุงู„ู„ูŠ ู‡ูŠ
480
00:42:04,770 --> 00:42:08,850
ุจุชุฃุซุฑ ุจุชุฌุงู‡ line of action ุงู„ู‡ุง ู…ุฑูƒุจุชูŠู† ูˆุงุญุฏุฉ
481
00:42:08,850 --> 00:42:12,470
tangential component ูŠุนู†ูŠ ุงู„ pitch circle ูˆุงุญุฏุฉ
482
00:42:12,470 --> 00:42:14,990
radial ุจุชุฌุงู‡ ู…ุฑูƒุฒ ุงู„ุชุฑุณ
483
00:42:18,220 --> 00:42:22,300
ุงู„ู€ torque ุงู„ุนุฒู… .. ุงู„ุนุฒู… ู‡ูŠูƒูˆู† ูŠุณุงูˆูŠ ุงู„
484
00:42:22,300 --> 00:42:25,740
tangential force ููŠ ู†ุต ุงู„ู‚ุทุฑ F tangential ููŠ ู†ุต
485
00:42:25,740 --> 00:42:30,480
ุงู„ู‚ุทุฑ F tangential ุจูŠุณุงูˆูŠ F cosine ููŠ ูˆ F radial
486
00:42:30,480 --> 00:42:39,940
ุจูŠุณุงูˆูŠ F sin ููŠ ุทูŠุจ
487
00:42:39,940 --> 00:42:45,880
ุงู„ systems of gear teeth ุฃู†ุธู…ุฉ ุงู„ุฃุณู†ุงู† ููŠ ุงู„ุงุชุฑูˆุณ
488
00:42:46,920 --> 00:42:50,520
ุงุญู†ุง ู‡ู†ุฏุฑุณ ุงู„ุขู† ููŠ ุงู„ course ู‡ุฐุง four systems of
489
00:42:50,520 --> 00:42:53,240
gear teeth are in common practice ููŠ ุงู„ู„ูŠ ู‡ูˆ ุงู„ู„ูŠ
490
00:42:53,240 --> 00:42:57,640
ููŠ ุงู„ู…ู…ุงุฑุณุฉ ุงู„ู‡ู†ุฏุณูŠุฉ ุงู„ุนู…ู„ูŠุฉ ููŠ ุนู†ุฏูŠ ุฃุฑุจุน ุฃู†ุธู…
491
00:42:57,640 --> 00:43:00,920
ู„ู„ุฃุณู†ุงู† ู„ู„ุฃุณู†ุงู† ููŠ ุนู†ุฏูŠ ุงู„ุฃุฑุจุน ุชุงุดุฑ ูˆ ู†ุต composite
492
00:43:00,920 --> 00:43:03,460
system ุฃุฑุจุน ุชุงุดุฑ ูˆ ู†ุต degree ุงู„ู„ูŠ ู„ู…ุง ุจูŠุญูƒูŠ ุฃุฑุจุน
493
00:43:03,460 --> 00:43:06,060
ุชุงุดุฑ ูˆ ู†ุต ูŠุนู†ูŠ ุจูŠุญูƒูŠ ุนู„ู‰ pressure angle Phi ููŠ
494
00:43:06,060 --> 00:43:10,050
ุนู†ุฏูŠ ุฃุฑุจุน ุชุงุดุฑ ูˆ ู†ุต full depth involute systemููŠ
495
00:43:10,050 --> 00:43:13,210
ุนู†ุฏูŠ ุนุดุฑูŠู† ุฏูŠุฌุฑูŠ fold-depth envelope system ูˆููŠ
496
00:43:13,210 --> 00:43:16,910
ุนุดุฑูŠู† ุฏูŠุฌุฑูŠ stop envelope system stop envelope
497
00:43:16,910 --> 00:43:21,650
ูŠุนู†ูŠ ุงู„ุณู† ุจูŠูƒูˆู† ู‚ุตูŠุฑ ุณู† ุงู„ุชุฑุณ ุจูŠูƒูˆู† ู‚ุตูŠุฑ ุงู„
498
00:43:21,650 --> 00:43:26,290
pressure ุฃู†ุง ุฌุงู„ุฉ ุนุดุฑูŠู† ุงู„ุฌุฏูˆู„ ุงู„ู„ูŠ ู…ุจูŠู† ุฃู…ุงู…ูŠ
499
00:43:26,290 --> 00:43:29,390
ู…ุจูŠู† ุงู„ู„ูŠ ู‡ูˆ ุฃู†ุธู…ุฉ ุงู„ู„ูŠ ู‡ูŠ ุฃุฑุจุนุงุด ูˆ ู†ุต composite
500
00:43:29,390 --> 00:43:33,490
or fold-depth ูˆุงู„ุนุดุฑูŠู† ุฏูŠุฌุฑูŠ fold-depth ูˆุงู„ุนุดุฑูŠู†
501
00:43:33,490 --> 00:43:38,140
ุฏูŠุฌุฑูŠ stopุฃู…ุงุฑุฌูŠู†ูŠ ู‚ูŠู… ุงู„ู€ addendum ูˆ ุงู„ dedendum
502
00:43:38,140 --> 00:43:40,920
ูˆ ุงู„ working depth ูˆ ุงู„ minimum total depth ูˆ ุงู„
503
00:43:40,920 --> 00:43:43,080
tooth thickness ูˆ ุงู„ minimum clearance ูˆ ุงู„ fillet
504
00:43:43,080 --> 00:43:47,080
radius at the root as a function of module ูŠุนู†ูŠ ููŠ
505
00:43:47,080 --> 00:43:50,160
ุญุงู„ุฉ ููŠ ุญุงู„ุฉ ุงุฑุจุน ุชุงุดุฑ ูˆ ู†ุต composite or full
506
00:43:50,160 --> 00:43:54,780
depth tooth ุงู„ addendum ุจูŠุณุงูˆ ูˆุงุญุฏ ููŠ ุงู„ู…ูˆุฏูŠูˆู„ ุงู„
507
00:43:54,780 --> 00:43:57,740
dedendum ุจูŠุณุงูˆ ูˆุงุญุฏ ูˆ ุฑุจุน ููŠ ุงู„ู…ูˆุฏูŠูˆู„ ุงู„ working
508
00:43:57,740 --> 00:44:02,530
depthุจุณุงูˆูŠ ุงู„ู„ูŠ ู‡ูŠ ุงุชู†ูŠู† ููŠ ุงู„ู…ูˆุฏูŠูˆู„ ุงู„ total
509
00:44:02,530 --> 00:44:05,450
depth ุงู„ู„ูŠ ู‡ูˆ ุนุจุงุฑุฉ ุนู† addendum ุฒุงุฏ addendum ูˆุงุญุฏ
510
00:44:05,450 --> 00:44:09,330
ุฒุงุฏ ูˆุงุญุฏ ูˆุฑุจุน ุงู„ู„ูŠ ู‡ูŠ ุงุชู†ูŠู† ูˆุฑุจุน ููŠ ุงู„ู…ูˆุฏูŠูˆู„ ุงู„
511
00:44:09,330 --> 00:44:13,970
tooth thickness ุจุณุงูˆูŠุฉ point ุฎู…ุณ ุณุจุนุฉ ุงูˆ ุชู…ุงู†ูŠุฉ ููŠ
512
00:44:13,970 --> 00:44:18,110
ุงู„ู…ูˆุฏูŠูˆู„ ุงู„ minimum clearance ุฑุจุน ุงู„ู…ูˆุฏูŠูˆู„ ุงู„
513
00:44:18,110 --> 00:44:21,170
fillet radius of the root ุจุณุงูˆูŠุฉ point four ููŠ
514
00:44:21,170 --> 00:44:25,390
ุงู„ู…ูˆุฏูŠูˆู„ ุทูŠุจ
515
00:44:25,390 --> 00:44:27,470
ุงู†ุญู„ ุงู„ example
516
00:44:46,850 --> 00:44:53,290
ู†ู‚ุฑุฃ ุงู„ุณุคุงู„ a single reduction gear of 120
517
00:44:53,290 --> 00:44:58,990
kilowatt ุงู„ power ุนู†ุฏูŠ ูŠุนู†ูŠ ุงู„ power ุจูŠุณุงูˆุฉ 120
518
00:44:58,990 --> 00:45:03,390
ูƒูŠู„ูˆ ูˆุงุช with
519
00:45:03,390 --> 00:45:07,650
a pinion ุงู„ pinion ุจุชุงุน 250 ู…ูŠู„ูŠ ู…ุชุฑ pitch circuit
520
00:45:07,650 --> 00:45:13,170
diameter ู‡ุงูŠ ุงู„ pinion ูˆู‡ุงูŠ
521
00:45:13,170 --> 00:45:13,550
ุงู„ gear
522
00:45:19,280 --> 00:45:25,860
ู‡ุฏุงุด ุงู„ู€ gear ูˆุฏู‡
523
00:45:25,860 --> 00:45:30,820
pinion ุงู„ pitch circle ุฏู‡ ู…ุชุฑ ู„ู„ pinion ุฏูŠ ู„ู„
524
00:45:30,820 --> 00:45:36,500
pinion ุจุณูˆุง ู…ุชูŠู† ูˆ ุฎู…ุณูŠู† ู…ู„ูŠ ู…ุชุฑ ู‚ุทุฑ ุงู„ pitch
525
00:45:36,500 --> 00:45:41,420
circle ู„ู„ pinion ู…ุชูŠู† ูˆ ุฎู…ุณูŠู† ู…ู„ูŠ ู…ุชุฑ ูˆ ุงู„ speed
526
00:45:41,420 --> 00:45:45,240
ุจุชุงุนุฉ ุงู„ pinion ุงู„ N
527
00:45:48,530 --> 00:45:57,250
ุณุช ู…ูŠุฉ ูˆ ุฎู…ุณูŠู† ุฑ ุจูŠ ุงู… ุณุช ู…ูŠุฉ ูˆ ุฎู…ุณูŠู† ุฑ ุจูŠ ุงู…
528
00:45:57,250 --> 00:46:03,570
ุงู„ support on bearings on either side calculate
529
00:46:03,570 --> 00:46:06,910
the total load due to the power it transmitted
530
00:46:06,910 --> 00:46:13,390
ุงู„ุงู† ุทุจุนุง ู‡ูƒูˆู† ุนู†ุฏูŠ ู‡ุงูŠ ุงู„ total load
531
00:46:17,150 --> 00:46:25,030
F ูˆ ู‡ุฏุง ู‡ุชูƒูˆู† ุงู„ pressure angle ููŠู‡ ู‡ูƒูˆู† ู„ู‡ุง
532
00:46:25,030 --> 00:46:35,590
ู…ุฑูƒุจุชูŠู† F tangential ูˆ F radial ุงู„ F tangential
533
00:46:35,590 --> 00:46:39,450
ุจูŠุณุชูˆู‰
534
00:46:39,450 --> 00:46:44,410
F cosine ููŠู‡
535
00:46:46,610 --> 00:46:51,530
ุงู„ู€ Phi ู…ุนุทู†ูŠุฉ ู‡ูˆ ุจู…ู†ุงุณุจุฉ ุงู„ู€ Phi ุจุณุชูˆู‰ ุนุดุฑูŠู† ุฏุฑุฌุฉ
536
00:46:51,530 --> 00:46:55,950
ุงู„
537
00:46:55,950 --> 00:47:00,110
.. ุงู„ .. ุงู„ torque ุจุณุชูˆู‰
538
00:47:00,110 --> 00:47:07,050
F tangential ููŠ ุงู„ radius ูˆ
539
00:47:07,050 --> 00:47:12,010
ุงู„ power ุจุณุชูˆู‰ ุงู„ torque ููŠ Omega
540
00:47:15,670 --> 00:47:20,710
ุงู†ุนูˆุถ ูŠุนู†ูŠ ุงู„ power ูŠุนู†ูŠ ุงู„ torque ู‡ูŠูƒูˆู† ุงู„ุณุงูˆู‰ ุงู„
541
00:47:20,710 --> 00:47:26,690
power ุนู†ุฏู‰ ู…ุงุฆุฉ ูˆ ุนุดุฑูŠู† ููŠ ุงู„ู ุนู„ู‰ ุงูˆู…ูŠุฌุง ุงูˆู…ูŠุฌุง
542
00:47:26,690 --> 00:47:30,910
ุฎู„ูŠู†ูŠ ุงุญุณุจู‡ ุนู„ู‰ ุฌู†ุจ ูŠุนู†ูŠ ุงูˆู…ูŠุฌุง ุจุงู„ุณุงูˆู‰ ุณุชู…ูŠุฉ ูˆ
543
00:47:30,910 --> 00:47:34,870
ุฎู…ุณูŠู† ุจุฏู‰ ุงุญูˆุงู„ูŠ ุงู„ radius per second ููŠ ุงุชู†ูŠู† ุจุงูŠ
544
00:47:34,870 --> 00:47:36,690
ุนู„ู‰ ุณุชูŠู†
545
00:48:06,370 --> 00:48:11,850
ูˆุจุชุทู„ุน ุชู…ุงู†ูŠุฉ ูˆ ุณุชูŠู† point
546
00:48:11,850 --> 00:48:19,430
o ุชู„ุงุชุฉ radians per second ู‡ูŠ ุฏูŠ ุงู„ omega ูŠุนู†ูŠ ุงู†ุง
547
00:48:19,430 --> 00:48:24,830
ู‡ู‚ุณู… ู‡ู†ุง ุนู„ู‰ ุชู…ุงู†ูŠุฉ ูˆ ุณุชูŠู† point o ุชู„ุงุชุฉ ูŠุนู†ูŠ ุงู„
548
00:48:24,830 --> 00:48:28,750
torque ู‡ูŠุทู„ุน ู…ูŠุฉ ูˆ ุนุดุฑูŠู†
549
00:48:35,420 --> 00:48:39,220
ูู‰ ุงู„ู ุชู‚ุณูŠู…
550
00:48:39,220 --> 00:48:47,860
ุชู…ุงู†ูŠุฉ ูˆ ุณุชูŠู† point ุงูˆ ุชู„ุงุชุฉ ุจุชุทู„ุน ุงู„ู ูˆ ุณุจุนู…ูŠุฉ ูˆ
551
00:48:47,860 --> 00:48:56,760
ุงุฑุจุนุฉ ูˆ ุณุชูŠู† ู†ูŠูˆุชู† ู…ุชุฑ ุญูƒูŠู†ุง ุงู„ torque ุจุงู„ุณุงูˆูŠุฉ F
552
00:48:56,760 --> 00:48:58,260
tangential ูู‰ R
553
00:49:04,480 --> 00:49:07,980
ู‡ูŠ ุนู† ุงู„ after engine shell ู‡ุชูƒูˆู† ุชุณุชูˆู‰ ุงู„ torque
554
00:49:07,980 --> 00:49:10,980
ุนู„ู‰ ุงู„ radius ุงู„ torque ุงู„ู„ูŠ ู‡ูˆ ุงู„ู ูˆ ุณุจุนู…ูŠุฉ ูˆ
555
00:49:10,980 --> 00:49:14,220
ุฃุฑุจุนุฉ ูˆ ุณุชูŠู† ุงู„ radius ุฃู†ุง ุนู†ุฏูŠ ุงู„ู‚ุทุฑ ู…ุนุทู†ูŠุฉ
556
00:49:14,220 --> 00:49:16,220
ู…ุงุฆุชูŠู† ูˆ ุฎู…ุณูŠู† ู…ุนู†ุงุชู‡ ุงู„ radius ุจูŠู‡ุง ุฎู…ุณุฉ ูˆ ุนุดุฑูŠู†
557
00:49:16,220 --> 00:49:24,400
ุนู„ู‰ point ูˆุงุญุฏ ุงุชู†ูŠู† ุฎู…ุณุฉ ุชู‚ุณูŠู…
558
00:49:24,400 --> 00:49:28,680
ุชุทู„ุน
559
00:49:28,680 --> 00:49:30,880
ุงู„ู ูˆ ุฃุฑุจุนู…ูŠุฉ ุงุฑุจุนุชุงุดุฑ ุงู„ู
560
00:49:34,270 --> 00:49:39,810
ูู‰ ู†ูŠูˆุชู† ุงู„ู€
561
00:49:39,810 --> 00:49:48,110
FT ู‡ุฐู‡ ุจูŠุณุชูˆู‰ F Cos ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
562
00:49:48,110 --> 00:49:48,930
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
563
00:49:48,930 --> 00:49:49,390
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
564
00:49:49,390 --> 00:49:52,490
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
565
00:49:52,490 --> 00:49:52,490
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
566
00:49:52,490 --> 00:49:52,490
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰
567
00:49:52,490 --> 00:49:55,230
ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ูู‰ ู
568
00:50:19,340 --> 00:50:24,540
ุจุชุทู„ุน ุฎู…ุณุชุงุดุฑ ุงู„ู ูˆ ุณุจุนุชุงุดุฑ .. ุฎู…ุณุชุงุดุฑ ุงู„ู ูˆ
569
00:50:24,540 --> 00:50:28,460
ุณุจุนุชุงุดุฑ ู†ูŠูˆุชู† ..ู…ุนู†ุงุชู‡ ุงู„ total load ุงู„ู„ูŠ ู‡ูˆ F
570
00:50:28,460 --> 00:50:32,540
ุจุงู„ุณุงูˆูŠุฉ ุฎู…ุณุชุงุดุฑ ุงู„ู ูˆ ุณุจุนุชุงุดุฑ ู†ูŠูˆุชู† ..ูŠุนู†ูŠ ุญูˆุงู„ูŠ
571
00:50:32,540 --> 00:50:36,200
ุฎู…ุณุชุงุดุฑ ูƒูŠู„ูˆ ู†ูŠูˆุชู† ..ู‡ูƒุฐุง ูŠูƒูˆู† ุฃู†ู‡ูŠู†ุง ุงู„ู…ุญุงุถุฑุฉ
572
00:50:36,200 --> 00:50:39,680
ุงู„ุฃูˆู„ู‰ ููŠ ู…ุงุฏุฉ ู†ุธุฑูŠุฉ ุงู„ุฃู„ุงุช ..ุงู„ู…ุฑุฉ ุงู„ุฌุงูŠุฉ ุจู†ูƒู…ู„
573
00:50:39,680 --> 00:50:41,580
ููŠ ุงู„ู…ุญุงุถุฑุฉ ุงู„ุชุงู†ูŠุฉ ..ุนุทูŠูƒูˆุง ุงู„ุนููˆ