Class 200/319 - Shockproof

Subclass of Class 200 - Electricity: circuit makers and breakers
Definition: Subject matter, wherein the latch cannot be released due
No. of patents: 4
Last issue date: 10/16/2007

Number	Title	Issue Date
7283066	Illuminated keyboard A keyboard is provided having illuminating keys. The keyboard includes a light channeling upper clamshell and preferably key members constructed at least partially of translucent material so that light produced from a light source is channeled upwardly to the upper ...	10/16/2007
5931289	Circuit breaker with quick closing mechanism A circuit breaker includes a releasable retaining mechanism for releasably retaining a movable contact arm of the circuit breaker to prevent "sneak" during movement of the contact arm to the closed position, as well as, to prevent "bounce" during movement...	08/03/1999
5012053	Contact device for a switch A contact structure of a switching device having a pivoted movable contact arm for reducing contact chatter, i.e., bounce, at the instant of closing or separation is given. Such chatter is mainly caused by clearances existing around pivots of the movable ...	04/30/1991
4295025	Circuit breaker with electromechanical trip means This invention provides a circuit breaker comprising separable contacts, a releasable mechanism, releasable to effect a tripping operation automatically opening the contacts and an electromechanical trip means operable to release the mechanism. A shock ab...	10/13/1981

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