Patent ID: 6957611
Filing Date: 2005-10-25
Classification: B61F

Abstract:
1. A constant contact side bearing assembly adapted to be accommodated within a rectangularly shaped, open top receptacle on an upper surface of a railcar bolster, said receptacle having a pair of generally parallel and spaced side walls and a pair of generally parallel and spaced end walls, said constant contact side bearing assembly comprising: a spring; a housing defining a cavity wherein said spring is accommodated, and wherein said housing has a generally rectangular shape including two sides and two ends, with each side and each end of said housing being disposed to opposite sides of an axis defined by said side bearing assembly and extending generally normal to the upper surface of said bolster, and wherein the generally rectangular shape of said housing loosely fits within said open top receptacle on said bolster; a cap positioned by and overlying an end of said spring, with said cap being guided for telescopic movements relative to said housing, and with said cap including a generally flat portion defining an upper extreme of said side bearing assembly after said side bearing assembly is arranged in operable combination with said railcar bolster; and an apparatus for positively securing said relative to the railcar bolster.