Patent ID: 11961690
Assignee: ZHEJIANG CHINT ELECTRICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. The miniature circuit breaker according to claim 5, wherein the operating mechanism comprises a transmission member, a second connecting rod, a catch member, a supporting member, and a buckle member, the transmission member and the supporting member are pivotally arranged on the circuit breaker housing respectively, the catch member and the buckle member are pivotally arranged on the supporting member respectively, the button mechanism is drivingly connected with the transmission member through the first connecting rod, the transmission member is drivingly connected with the catch member through the second connecting rod, the supporting member is connected with the moving contact, and the catch member is in catch fit with the buckle member; and when the miniature circuit breaker is in the switching-off state, the button mechanism is pressed, the button mechanism drives the operating mechanism to act through the first connecting rod, the supporting member drives the moving contact to be connected with the static contact, the miniature circuit breaker enters a switching-on state, the button mechanism is pulled, the button mechanism drives the catch member to rotate through the first connecting rod, the catch member drives the operating mechanism to act, the supporting member drives the moving contact to be disconnected from the static contact, and the miniature circuit breaker enters a switching-off state.