Patent ID: 9528591
Filing Date: 2016-12-27
CPC Classification: F16H,Y10T

Claim Text:
1. A vehicle transmission which comprises: a rotary shaft, the rotary shaft also having a large diameter portion and a reduced diameter portion; and a rotary gear relatively rotatably mounted on the rotary shaft, the rotary gear having an axial end face disposed to neighbor a stepped face in the rotary shaft, which lies between the large diameter portion and the reduced diameter portion so as to face in an axial direction, in which: an escapement is formed at a root portion continued to the stepped face in an outer peripheral surface of the rotary shaft, which escapement is radially inwardly recessed; a chamfered portion is formed in an angled portion at one end on the stepped face side in an inner peripheral surface of the rotary gear; and the axial distance b from one end of the rotary gear to a terminating end of the chamfered portion is chosen to be greater than an axial distance a from the stepped face to a terminating end of the escapement.