Decompressing device to be used in engines for prime mover-equipped bicycles and the like

摘要

A decompressing device adapted for use in engines for prime mover-equipped bicycles. The decompressing device is operatively connected with the shifting operation of changing the bicycle running over to the engine power running, and the decompressing operation is automatically performed within a predetermined period in the initial starting period of the engine. The decompression is performed simply, and automatically, without requiring special skill and technique.