Patent ID: 8183479

Claim:
A circuit breaker accessory comprising: a circuit breaker accessory housing having an aperture; a lip proximate the aperture; a lock assembly secured to the circuit breaker accessory housing, the lock assembly configured to selectively disable the circuit breaker accessory, wherein the lock assembly includes, a lock; and a lock housing having: an aperture configured to retain the lock; a collar about the aperture, the collar comprising a shoulder configured to contact a first side of the lip of the circuit breaker accessory housing; and at least one resilient member adjacent the aperture, wherein the collar and the at least one resilient member cooperate to capture the lip of the circuit breaker accessory housing; the at least one resilient member comprising a resilient member lip configured to contact the lip of the circuit breaker accessory housing, the shoulder and resilient member lip being oriented to capture the lip of the circuit breaker accessory housing.