Patent ID: 9316268
Filing Date: 2016-04-19
CPC Classification: E05Y,E06B,F16D

Claim Text:
1. A clutch switching device for electric rolling doors being used for connecting with a clutch pulling cord and comprising: a housing; a rotating plate provided in the housing so as to connect with the clutch pulling cord; and a shifting bar coupled with the rotating plate and being pulled to drive the rotating plate to move toward a manual mode position or an automatic mode position; wherein the rotating plate has a wrenching portion arranged on a central position thereof and matching with a wrench tool so as to rotatably wrench the rotating plate; wherein the housing includes a movable fixing element mounted therein, and the rotating plate has a first positioning aperture and a second positioning aperture, such that when the rotating plate is located at a manual mode position, the first positioning aperture aligns and retains with the movable fixing element; and when the rotating plate is located at the automatic mode position, the second positioning aperture aligns and retains with the movable fixing element.