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

Claim 8:
9. The miniature circuit breaker according to claim 8, wherein the operating mechanism further comprises a transmission member, a second connecting rod, a catch member, a supporting member, a buckle member, and a first reset spring, the transmission member and the supporting member are pivotally arranged on the circuit breaker housing respectively, the supporting member is elastically connected with the circuit breaker housing through the first reset spring, 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 catch member is in catch fit with the buckle member, the buckle member is in driving fit with the supporting member, the supporting member is connected with the moving contact, when the miniature circuit breaker is in the switching-on state, the button mechanism is pressed, the button mechanism rotates through the buckle member at the switching-off rod driving end, so that the buckle is unlocked from the catch member, and the supporting member of the operating mechanism drives the moving contact to be disconnected from the static contact.