English Dictionary: capstan | by the DICT Development Group |
2 results for capstan | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Capstan \Cap"stan\, n. [F. cabestan, fr. Sp. cabestrante, cabrestante, fr. cabestrar to bind with a halter, fr. cabestrohalter, fr. L. capistrum halter, fr. capere to hold (see {Capacious}); or perh. the Spanish is fr. L. caper goat + stans, p. pr. of stare to stand; cf. F. ch[8a]vre she-goat, also a machine for raising heavy weights.] A vertical cleated drum or cylinder, revolving on an upright spindle, and surmounted by a drumhead with sockets for bars or levers. It is much used, especially on shipboard, for moving or raising heavy weights or exerting great power by traction upon a rope or cable, passing around the drum. It is operated either by steam power or by a number of men walking around the capstan, each pushing on the end of a lever fixed in its socket. [Sometimes spelt {Capstern}, but improperly.] {Capstan bar}, one of the long bars or levers by which the capstan is worked; a handspike.. {To pawl the capstan}, to drop the pawls so that they will catch in the notches of the pawl ring, and prevent the capstan from turning back. {To rig the capstan}, to prepare the for use, by putting the bars in the sockets. {To surge the capstan}, to slack the tension of the rope or cable wound around it. |