Capstan: Difference between revisions
Jump to navigation
Jump to search
(Created page with "<!-- In nautical use, a capstan is a vertical axel, with some radius, that is used multiplies rotational force, and often with a ratchet of sorts, so similar to a winch, windlass, hydraulically powered versions in railroads, and other such constructions. Initially probably just a wooden barrel with sticks attached, later versions were iron and could stand more force. In tape players, the capstan is still used as a multiplier, turning rotation into torque (often as...") |
mNo edit summary |
||
| (One intermediate revision by the same user not shown) | |||
| Line 2: | Line 2: | ||
In nautical use, a capstan is a vertical axel, with some radius, that is used multiplies rotational force, | In nautical use, a capstan is a vertical axel, with some radius, that is used multiplies rotational force, | ||
and often with a ratchet of sorts, | and often with a ratchet of sorts, | ||
so similar to a winch, windlass, hydraulically powered versions in railroads, and other such constructions. | so similar to a winch, windlass, horse capstan in mining[https://en.wikipedia.org/wiki/Whim_(mining)], hydraulically powered versions in railroads, and other such constructions. | ||
Initially probably just a wooden barrel with sticks attached, | Initially probably just a wooden barrel with sticks attached, | ||
| Line 10: | Line 10: | ||
In tape players, the capstan is still used as a multiplier, turning rotation into torque (often assiste dby a flywheel) | |||
to | In tape players, the capstan is still used as a multiplier, | ||
turning rotation into torque to try to get a slow and constant tape speed (often assiste dby a flywheel) | |||
but instead of winding ''onto'' it, it is rolled past the capstan - which will need a pinch roller (often spring-loaded) | |||
that keeps the tape against it to keep enough friction that it keeps on managing to push it along. | |||
--> | --> | ||