A system of one or more pulleys or sheaves in a frame or shell, for multiplying the power of a rope, or changing the direction of its action.
Imixokelelwano yelinye okanye yamaninzi amavili akrweliweyo okanye amavili akrweliweyo akwisakhelo okanye eqokobheni, ukuphinda-phinda amandla entsontela, okanye ukutshintsha indlela eyihambayo/okanye indlela yesenzo.