Patent ID: 6366187
Filing Date: 2002-04-02
Classification: H01H

Abstract:
A plunger assembly support structure and alignment device for a plunger assembly of a molded case circuit breaker magnetic trip mechanism, said support structure comprising:a base member assembly having a plurality of guide members; a plunger assembly; a plunger carriage assembly disposed on said plunger assembly and slidably disposed adjacent to said base member assembly; said plunger carriage assembly has a first side member and a second side member; at least two said guide members are located on one side of said plunger carriage assembly and at least one said guide member is located on the opposite side of said plunger carriage assembly; said guide members contact said plunger carriage assembly in at least two locations; said base member assembly has a first face; said guide members extent from said first face; said plunger carriage assembly first side member and second side member each have an outer face; said side members include at least one ridge on said first member outer face or second member outer face; at least one said guide member having a groove adjacent to said at least one ridge; and said at lest one ridge disposed within said at least one groove.