Patent ID: 8069740
Filing Date: 2011-12-06
Classification: F02N,Y10T

Abstract:
1. A starter motor comprising: an idle gear to be rotationally driven by a motor, said idle gear configured to be movable in an axial direction so to mesh with a ring gear of an engine; an idle shaft supporting said idle gear such that said idle gear is freely rotated and movable in the axial direction, said idle shaft having an insertion hole; a cover member to be mounted on the engine, said cover member supporting both end parts of said idle shaft and having a mounting hole; and a shaft fixing member inserted through said mounting hole in said cover member and into said insertion hole in said idle shaft in a state in which said mounting hole faces said insertion hole and such that said shaft fixing member fixes said idle shaft to said cover member; wherein said idle shaft has a positioning part located at a predetermined position with respect to said insertion hole, said positioning part being arranged and oriented so as to indicate a proper rotational adjustment of a position of said idle shaft about a longitudinal axis of said idle shaft such that said mounting hole and said insertion hole face each other so that said shaft fixing member can be inserted into said insertion hole through said mounting hole.