01 n. A wheel with a broad rim, or grooved rim, for transmitting power from, or imparting power to, the different parts of machinery, or for chan…
pl.
Pulleys ((#))
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1.
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.(Mach.)
Phrases & compounds
Band pulley —
a pulley with a broad face for transmitting power between revolving shafts by means of a belt, or for guiding a belt.
Cone pulley —
See Cone pulley.
Conical pulley —
one of a pair of belt pulleys, each in the shape of a truncated cone, for varying velocities.
Fast pulley —
a pulley firmly attached upon a shaft.
Loose pulley —
a pulley loose on a shaft, to interrupt the transmission of motion in machinery. See Fast and loose pulleys, under Fast.
Parting pulley —
a belt pulley made in semicircular halves, which can be bolted together, to facilitate application to, or removal from, a shaft.
Pulley stile —
the upright of the window frame into which a pulley is fixed and along which the sash slides.
Split pulley —
a parting pulley.