The V-shaped unidirectional clutch is made of inner ring, outer ring, wedge and driven disk.
所设计的楔块式低副单向超越离合器，主要由内环、外环、楔块和拨盘等构件组成。
2
The packer and telescopic tube are designed to a whole body and V-shaped inflatable graphite sealing ring is used to form the sealing system, ensuring the sealing performance of.
The sealing ring cross section is V-shaped, and inner groove between two side edges composed the V-shaped is formed by tangency of two arcs with different radiuses.