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CIRCUIT BREAKER WITH BIMETALLIC ELEMENT

  • US 3,593,249 A
  • Filed: 05/22/1969
  • Issued: 07/13/1971
  • Est. Priority Date: 05/22/1969
  • Status: Expired due to Term
First Claim
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1. A compact circuit breaker device comprising a body member formed of electrical insulating material and having first and second electrical conductors coupled with the ends thereof defining the ends of a current path through said device, the first of said conductors having an opening therein, an elongated plunger member extending into the opening in said first electrical conductor and reciprocable axially within said body member for resetting the device, bimetal strip assembly means affixed to an end of said plunger within said body member, said bimetal strip assembly means including at least a bimetal strip having an electrical contact thereon, spring contact means coupled with said end of said plunger and providing an electrical current path from said first electrical conductor through said bimetal strip to said contact thereon, and a clip member having a contact thereon coupled with said second electrical conductor, said contacts on said bimetal strip and said clip member being normally engaged, but being caused to disengage upon the occurrence of a predetermined current through the first and the second of said electrical conductors and through said bimetal strip.

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