idle pulley

listen to the pronunciation of idle pulley
English - Turkish
avara kasnağı
(Tekstil) avara çıkrığı, avara kasnağı
(Tekstil) boş kasnak
English - English
a pulley on a shaft that presses against a guide belt to guide or tighten it
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