Patent ID: 8094436

Claim:
A circuit breaker assembly comprising: a housing; an electrical bus structure coupled to said housing; a number of first plug-in members coupled to said electrical bus structure; a number of circuit breakers comprising a first surface, a manual operator disposed from said first surface and a second plug-in member disposed opposite said first surface, the second plug-in member of each of said number of circuit breakers being mated with a corresponding one of said number of first plug-in members; and a plate member removably coupled to said housing, said plate member comprising a first surface, an opposite second surface and a number of apertures disposed through the first surface and the opposite second surface of said plate member, wherein said manual operator passes through a corresponding one of said number of apertures, wherein the first surface of said number of circuit breakers engages the opposite second surface of said plate member in order to maintain mating of each of said number of circuit breakers with the corresponding one of said number of first plug-in members, wherein said electrical bus structure comprises a plurality of layers of a conductive power bus, and wherein each of said plurality of layers is sandwiched between two layers of a thermally conductive thermoplastic.