公开(公告)号：US10734169B2

公开(公告)日：2020-08-04

申请号：US16332850

申请日：2017-09-14

Applicant: Eaton Intelligent Power Limited

Inventor： Arend Lammers ,  Jinto Md ,  Akshay Vatharkar

IPC: H01H3/30 ,  H01H3/42

Abstract: A mechanism for opening and closing a circuit breaker having an operating rod for moving contacts of the circuit breaker between an open position and a closed position includes: a frame; a first axle rotatably arranged in the frame; a cam arranged on the first axle, which cam operates the operating rod of the circuit breaker; a first gear arranged on the first axle for driving the cam; a second axle arranged rotatably in the frame and parallel to the first axle; a sector gear arranged on the second axle, the sector gear having at least one toothed sector and at least one toothless sector, the at least one toothed sector engaging the first gear upon rotation of the second axle; a spring element for rotatably urging the sector gear; and a lock for locking the rotation of the second axle.