Hitachi Energy Ltd

Hitachi Energy Switzerland Ag

Xiaoli Yang

Chao Xu

Hua Zhao

Zhipeng Yuan

The apparatus includes a shaft rotatable to a plurality of predetermined positions to change a state of an electric switching device, a motor rotating the shaft via a transmission mechanism when the apparatus operates in an electric operating mode, and a braking mechanism configured to brake the motor in response to the shaft rotated to each position. The apparatus also includes a disc coupled to, and rotatable with the shaft and including a plurality of blocking parts and slots therebetween and a manual lever including a rotatable part and a projecting part arranged at an end thereto. In an apparatus manual operating mode, the projecting part is rotatable into the disc via one of the slots when the shaft is located at one of the positions, and slides out from the disc via another slot when the shaft is rotated to another one of the positions.

Growing community of inventors

Beijing, China

Xiaoli Yang