Definition of pulley

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Pulley (v. t.) A wheel with a broad rim, or grooved rim, for transmitting power from, or imparting power to, the different parts of machinery, or for changing the direction of motion, by means of a belt, cord, rope, or chain..

Lern More About Pulley

Heterodromous :: Heterodromous (a.) Moving in opposite directions; -- said of a lever, pulley, etc., in which the resistance and the actuating force are on opposite sides of the fulcrum or axis..
Pulley :: Pulley (b. t.) To raise or lift by means of a pulley.
Polyspast :: Polyspast (n.) A machine consisting of many pulleys; specifically, an apparatus formerly used for reducing luxations..
Trispaston :: Trispaston (n.) A machine with three pulleys which act together for raising great weights.
Telodynamic :: Telodynamic (a.) Relating to a system for transmitting power to a distance by means of swiftly moving ropes or cables driving grooved pulleys of large diameter.
Trochlea :: Trochlea (n.) A pulley, or a structure resembling a pulley; as, the trochlea, or pulleylike end, of the humerus, which articulates with the ulna; or the trochlea, or fibrous ring, in the upper part of the orbit, through which the superior oblique, or trochlear, muscle of the eye passes..
Taglia :: Taglia (n.) A peculiar combination of pulleys.
Sheave :: Sheave (v.) A wheel having a groove in the rim for a rope to work in, and set in a block, mast, or the like; the wheel of a pulley..
Infratrochlear :: Infratrochlear (a.) Below a trochlea, or pulley; -- applied esp. to one of the subdivisions of the trigeminal nerve..
Shifter :: Shifter (n.) An arrangement for shifting a belt sidewise from one pulley to another.
Drum :: Drum (n.) A cylinder on a revolving shaft, generally for the purpose of driving several pulleys, by means of belts or straps passing around its periphery; also, the barrel of a hoisting machine, on which the rope or chain is wound..
Tetraspaston :: Tetraspaston (n.) A machine in which four pulleys act together.
Trochlear :: Trochlear (n.) Shaped like, or resembling, a pulley; pertaining to, or connected with, a trochlea; as, a trochlear articular surface; the trochlear muscle of the eye..
Brail :: Brail (n.) Ropes passing through pulleys, and used to haul in or up the leeches, bottoms, or corners of sails, preparatory to furling..
Pentaspast :: Pentaspast (n.) A purchase with five pulleys.
Trochilus :: Trochilus (n.) An annular molding whose section is concave, like the edge of a pulley; -- called also scotia..
Machine :: Machine (n.) In general, any combination of bodies so connected that their relative motions are constrained, and by means of which force and motion may be transmitted and modified, as a screw and its nut, or a lever arranged to turn about a fulcrum or a pulley about its pivot, etc.; especially, a construction, more or less complex, consisting of a combination of moving parts, or simple mechanical elements, as wheels, levers, cams, etc., with their supports and connecting framework, calculated to
Traction :: Traction (n.) The adhesive friction of a wheel on a rail, a rope on a pulley, or the like..
Idler :: Idler (n.) An idle wheel or pulley. See under Idle.
Trochlea :: Trochlea (n.) A pulley.
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