Circuit Breaker

Abstract

The present disclosure relates to a circuit breaker. The circuit breaker includes a case having an accommodation space inside, an upper busbar and a lower busbar partially accommodated in an upper portion and a lower portion of the case, respectively, a fixed contact provided in the case and connected to the upper busbar, a movable contact hinge-coupled to the lower busbar and fixed to the case via the first elastic member capable of pivoting in one direction, wherein the movable contact performs a trip operation by being released from the fixed contact, a power transfer part connected to one side of the movable contact to cross each other, and transferring a rotation force to the movable contact, and a trip part arranged under a rear end of the power transfer part and pressing the power transfer part upward when current over a certain amount is applied to the inside.

Dependencies are inferred from the claim text.