This invention relates to electric switches, and more particularly to a single pole single-throw
double-break type switch suitable for use either as a normally open or as a normally closed …

US2505548A - Electric switching device - Google Patents US2505548A - Electric switching
device - Google Patents Electric switching device Download PDF Info Publication number …

An improved Switch apparatus having a high interruption capability and being usable in a
DC circuit employs a rotat-60 able shaft having conductors situated thereon that are remov …

Prior Publication Data Us 2009/0027146 A1 Jan '29, 2009 A c1rcu1t mterrupter mcludes a
housmg, separable contacts, and an operat1ng mechamsm 1nclud1ng a latch. The …

Disclosed is an improved switch structure having forcedly opening-and-locking mechanism
installed therein. It is responsive to the sticking of the movable and stationary contact …

(57) ABSTRACT A drive shaft extension assembly is provided for an electrical Switching
apparatus which is removably disposed in a cas sette. The electrical Switching apparatus …

A shutter assembly is provided for an electrical system including at least one electrical
switching apparatus, such as a circuit breaker, and a plurality of electrical bus members, and …

Electrical switching apparatus such as a power circuit breaker, network protector or switch
has a self-supporting operating mechanism module including a cage formed by a pair of …

An electrical switch includes a stationary contact supported in a housing; a movable contact
displaceable between first and second states toward or away from the stationary contact; a …

An electric switch assembly is split into two mating units one of which contains the
mechanical control component parts, the accessories and display means, the other unit …