公开(公告)号：US11955299B2

公开(公告)日：2024-04-09

申请号：US17659430

申请日：2022-04-15

申请人： Eaton Intelligent Power Limited

发明人： Bert Knol ,  Albert Postmus ,  Adri Lammers ,  Mathieu Hesselink

IPC分类号： H01H3/30 ,  H01H3/42

CPC分类号： H01H3/3031 ,  H01H3/3015 ,  H01H3/42 ,  H01H2003/3036

摘要： The invention relates to an operating mechanism for opening and closing at least one contact, which operating mechanism comprises, a base frame, a bridge body movable relative to the base frame between a closed position and an opened position, a rod mechanism of a first and a second link, a cam arranged on a shaft, a locking lever fixedly arranged with one end to the first link and moves with the first rod between a locked position and an unlocked position, a control shaft having a D-shaft portion with a flat surface portion and a semi cylindrical surface portion, and a lock position, in which the path of the second end of the locking lever intersects with the circumference of the cross-section of the D-shaft portion.