Patent ID: 7159480
Filing Date: 2007-01-09
Classification: F02N,Y10T

Abstract:
1. A pinion slip-off preventive structure of a starting apparatus in which a pinion is prevented from slipping off a pinion shaft, said pinion being splined to a spline portion formed on said pinion shaft and being in meshing engagement with a ring gear of an internal combustion engine while urged in a direction toward said ring gear from a side remote therefrom by means of an elastic member, said structure comprising: a projected portion extending from an end face of said pinion shaft in an axial direction thereof and having a groove formed on a smooth surface thereof in a circumferential direction thereof; a snap ring fitted in said groove; and a stopper having an abutting surface in abutting engagement with an end face of said pinion and an engaging portion engaged with said snap ring.