idle pulley


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idle pulley

also idler pulley
n.
A pulley on a shaft that rests on or presses against a drive belt to guide it or take up slack. Also called idle wheel.

idle pulley

or

idler pulley

n
(General Engineering) a freely rotating trolley used to control the tension or direction of a belt. Also called: idler

i′dle (or i′dler) pul`ley,


n.
a loose pulley made to press or rest on a belt in order to tighten or guide it.
[1885–1890]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.idle pulley - a pulley on a shaft that presses against a guide belt to guide or tighten itidle pulley - a pulley on a shaft that presses against a guide belt to guide or tighten it
pulley, pulley block, pulley-block, block - a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope