Patent ID: 9665057
Date: 2017-05-30
CPC Classifications: F16H,G03G

Claim:
1. A driving device including a driving pulley, a driven pulley, and an endless transmission belt wound around both pulleys, wherein the driving pulley has a driving pulley body having a peripheral surface formed in a cylindrical shape, and a driving pulley shaft and a gear part, which are coaxial with the driving pulley body and rotate together with the driving pulley body, and the driving device further comprising: an input gear engaged with the gear part to input rotational driving force to the gear part; and a support plate having a support hole that supports the driving pulley shaft so as to be rotatable, wherein the support hole is a long hole extending along a concentric circle for an axis center of the input gear and supporting the driving pulley shaft so as to be movable along the concentric circle.