Patent ID: 6170812
Filing Date: 2001-01-09
Classification: F16F

Abstract:
A slipper bushing comprising:a radially inner generally cylindrical member;a radially intermediate generally cylindrical member including an axial bearing surface at an end thereof;a radially outer generally cylindrical member;elastomeric material disposed between said intermediate and outer cylindrical members;a generally cylindrical polymeric radial bearing sleeve disposed between said inner and intermediate cylindrical members, said radial bearing sleeve having a radially inner surface nonrotatably fixed relative to a radially outer surface of said inner member and a radially outer slip surface adapted to rotatably slip relative to a radially inner surface of said intermediate member;an elastomeric seal having an annular portion with opposed first and second axial bearing surfaces, said seal first axial bearing surface sealingly engaging said intermediate member axial bearing surface and being nonrotatably fixed relative thereto;an annular polymeric slip ring having opposed first and second axial bearing surfaces, said slip ring first axial bearing surface adapted to rotatably slip relative to said seal second axial bearing surface; andan end cap nonrotatably fixed relative to said inner member and slip ring;further comprising a cylindrical ring, said seal being fixed to said cylindrical ring;wherein said seal further includes a cylindrical portion having radially inner and outer surfaces, said seal cylindrical portion radially inner surface being fixed to a radially outer surface of said cylindrical ring.