Patent ID: 6940389

Claim:
A circuit breaker comprising: a case having an open top and a pushbutton pivotally connected between a front wall and a rear wall of the case, a first terminal and a second terminal respectively extending through a bottom of the case, a first end of a bimetallic plate fixedly connected to the first terminal and a first contact point connected to a second end of the bimetallic plate, a second contact point connected to the second terminal and located beneath the first contact point; a flexible plate having a first end connected to the second end of the bimetallic plate and a second end connected to a block in the case; a support member having an insertion bar at an upper end and a slot defined by an upper edge and a lower edge in a side of a lower end of the support member, the insertion bar movably connected to the pushbutton, and the second end of the bimetallic plate removably supported by the slot, and a protrusion located in the case and the support member being movable on an inclined surface on the protrusion; wherein the upper edge of the slot is moved away from the second end of the bimetallic plate in a side way perpendicular to a longitudinal direction of the bimetallic plate when the support member is pushed down along the inclined surface of the protrusion.