料斗升降机是起重机械中的一种单斗提升的升降机，一般由带走轮的料斗、轨道及其支架、牵引绞车和滑轮组成。
The hopper elevator is a kind of single bucket elevator, which is composed of a hopper, a rail and a bracket, a traction winch and a pulley.
门锁、车门滑轮，门拉手，玻璃升降器开关。
Car door lock, door roller, door handle, power Windows switch.
牵拉驱动剪叉伸缩升降机构由剪叉列、滑轮、拉索和牵拉驱动机构等构成。
A drawing draws drive shear fork expansion and contraction lifting gearing forms from shear fork column, block, alachlor and drawing draw drive gear.
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