Patent ID: 8384502

Claim:
A circuit breaker, comprising: a circuit board; a resetting button comprising: a locking device, the locking device comprising: a resetting drawbar having an upper portion, a middle portion, and a lower end; a hook at the lower end of the resetting drawbar; a resetting spring on the upper portion of the resetting drawbar; and a tripping spring on the middle portion of the resetting drawbar; a lock pin below the resetting drawbar, the lock pin comprising: a one piece horizontal portion with a lock pin slope; a tripping button comprising: a tripping device configured to selectively unlock the locking device, the tripping device comprising: a one piece tripping block with a loosening block slope, the loosening block slope configured to selectively contact the lock pin slope; and a moveable spring between the tripping block and the circuit board; and an elevator having an upper edge and a bottom edge, wherein the elevator houses the portion of the resetting drawbar covered by the tripping spring, and the hook aligns with the bottom of the elevator, and wherein the lock pin slope extends downward away from the horizontal portion and the horizontal portion selectively contacts the hook.