Patent ID: 7053516
Filing Date: 2006-05-30
Classification: H01R,H02K

Abstract:
1. A back cover for engagement to a housing for a commutator, comprising: an annular shell body having an inner and outer wall; a pair of first projections respectively formed integrally as a unit with opposite sides of the outer wall; a pair of second projections respectively formed integrally as a unit with opposite sides of the inner wall; each pair of first projections and second projections respectively having a coaxial receiving hole therethrough and through said body; a carbon brush holder for holding a carbon brush bar having a mounting plate engaged in each said receiving hole; a first end of said mounting plate fixed to a free end of each of said second projections; a spring engaged to said mounting plate and located at a second end of said mounting plate to force the brush bar against the cummulator extending into the back cover from the motor housing; and a cover cap engaged to a free end of each of said first projections covering a corresponding receiving hole.