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pawl n. 棘爪,制转杆
vt. 用制转杆使停转 棘爪,制转杆用制转杆使停转 pawl n 1: a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward [ synonym: { pawl}, { detent}, { click}, { dog}] Pawl \ Pawl\, v. t. To stop with a pawl; to drop the pawls off. [ 1913 Webster] { To pawl the capstan}. See under { Capstan}. [ 1913 Webster]
Pawl \ Pawl\, n. [ W. pawl a pole, a stake. Cf. { Pole} a stake.] ( Mach.) A pivoted tongue, or sliding bolt, on one part of a machine, adapted to fall into notches, or interdental spaces, on another part, as a ratchet wheel, in such a manner as to permit motion in one direction and prevent it in the reverse, as in a windlass; a catch, click, or detent. See Illust. of { Ratchet Wheel}. [ Written also { paul}, or { pall}.] [ 1913 Webster] { Pawl bitt} ( Naut.), a heavy timber, set abaft the windlass, to receive the strain of the pawls. { Pawl rim} or { Pawl ring} ( Naut.), a stationary metallic ring surrounding the base of a capstan, having notches for the pawls to catch in. [ 1913 Webster]
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