Patent ID: 9423726
Filing Date: 2016-08-23
CPC Classification: F16D,G03G

Claim Text:
1. A drive transmitter comprising: a drive coupling being mounted on an end of a drive output shaft to which a driving force of a drive source is transmitted and including a drive claw projecting in an axial direction; and a driven coupling being mounted on an end of a driven shaft, facing the drive coupling in the axial direction, and including a driven claw projecting in the axial direction, a height of at least one of the drive claw and the driven claw in the axial direction decreasing from one end to the other end in a rotation direction of at least one of the drive coupling and the driven coupling, the drive claw and the driven claw coming into one of line contact and point contact, but not plane contact, with each other in the axial direction.