Trip indicating circuit breaker operating handle

Details Trip indicating circuit breaker operating handle Trip indicating circuit breaker operating handle

H - Electricity

01

H

306/286

H01H 9/20 (2006.01) H01H 71/52 (2006.01) H01H 71/04 (2006.01)

Patent

CA 1251504

-14- ABSTRACT The invention is a circuit breaker operating apparatus of the type having an enclosure, the circuit breaker mounted inside the enclosure, the circuit breaker has an operating toggle, the operating toggle has at least a trip position into which trip position the toggle is urged when the circuit breaker goes into a trip condition, the apparatus has a handle mounted on the exterior of the enclosure, the handle has a lever mounted for rotational motion relative to the enclosure. The invention has a guide fixedly attached to the handle; a cam link, the cam link having a first end rotatably attached to the lever, and the cam link having a second end slidably attached to the guide so that as the lever undergoes rotation the second end of the cam link moves along the guide; means for sliding the second end of the cam link along the guide in response to the toggle as the toggle is urged into the trip position by the circuit breaker going into a trip condition so that the position of the lever indicates that the circuit breaker is in a trip condition.

487467

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