Self Lubricating Plastic Transmission Ptfe Rack
Gear Rack Products Parameters
The gear drives the rack to a certain position and then stops. The
gear still rotates, but the rack no longer moves. When the gear
reverses, it can bring the rack back.
The rear flywheel of an automatic car is not a ratchet, but a steel
ball type one-way (commonly known as a one-way bearing, also
called a ball-and-roll overrunning clutch). When the chain is forward,
the flywheel will carry the tire forward, and when the chain is
backward, the flywheel will follow. But will not drive the tires.
The steel ball unidirectional is a special structure (plane or spiral or
eccentric) in which the balls and the inner and outer raceways form a
friction pair to transmit power. When rotating in a single direction, the
balls are processed on the inner raceway (or outer raceway). In the
tight state,…