Patent ID: 9293271
Filing Date: 2016-03-22
CPC Classification: H01H

Claim Text:
1. A switch apparatus of an electrical circuit breaker for interrupting a current flow of an electric current in an electrical circuit in an event of an occurrence of a tripping event, the switch apparatus comprising: two contact levers, arranged rotatably about a common rotation axis and arranged, at least sectionally, parallel to one another and spaced apart from one another, the two contact levers each including two contact lever arms comprising contact sections each for respectively making contact with one respective fixed mating contact section of a power line element, wherein the two first contact lever arms, which extend on a first side of the rotation axis, make contact with a first force transfer element, and the two second contact lever arms, which extend on a second side of the rotation axis, make contact with a second force transfer element for applying a spring force to the contact lever arms, and wherein at least one force transfer element of the two force transfer elements has, in touching sections for touching the contact lever arms, a bulge, which extends radially outwards, for the uniform transfer of the spring force onto the contact lever arms.