US 12,191,097 B2
Circuit breaker
Wei Sun, Changzhou (CN); and Jigang Xu, Changzhou (CN)
Assigned to SENSATA TECHNOLOGIES CHANGZHOU CO., LTD., Changzhou (CN)
Filed by SENSATA TECHNOLOGIES CHANGZHOU CO., LTD., Changzhou (CN)
Filed on Nov. 10, 2022, as Appl. No. 17/985,010.
Claims priority of application No. 202111337115.6 (CN), filed on Nov. 12, 2021.
Prior Publication US 2023/0178321 A1, Jun. 8, 2023
Int. Cl. H01H 71/10 (2006.01)
CPC H01H 71/10 (2013.01) 13 Claims
OG exemplary drawing
 
1. A circuit breaker, comprising a cut-off mechanism configured to cut off a conductor extending through the circuit breaker, characterized in that, the cut-off mechanism comprises a primary cut-off mechanism and a secondary cut-off mechanism, the primary cut-off mechanism is provided with a primary cutting portion; and the cut-off mechanism comprises:
a primary operation phase in which the primary cut-off mechanism slides along the secondary cut-off mechanism and the primary cutting portion cuts off the conductor at a primary cut-off point of the conductor; and
a secondary operation phase in which the primary cut-off mechanism drives the secondary cut-off mechanism to move.