ROTATING DEVICE AND ROTOR COMPRESSOR USING SAME, AND FLUID MOTOR

摘要

A rotation device and a rotor compressor and a fluid motor having the same are disclosed. In the rotation device, a rolling bearing is provided between an eccentric shaft and a rolling piston wheel to isolate rotations, and reliable sealing of a cylinder block is achieved by an elastic preloading force. In addition, the present invention also improves a rotary valve body and a rotary valve body resetting mechanisms in the rotation device.