Patent ID: 6155573
Filing Date: 2000-12-05
Classification: B60B,F16C,F16J

Abstract:
A hub seal assembly comprising, in combination, a casing unit and an elastomeric seal body, said casing unit being made from a stiff but flexible material having a flange portion extending substantially radially inwardly, and a sleeve portion comprising two elements, a first element being a generally cylindrical but slightly radially outwardly tapering element and a second element being a purely cylindrical element, said first and second elements being formed integrally with each other, said sleeve portion terminating in a free edge, said elastomeric seal body being bonded to and covering at least a portion of said casing radial flange so as to present a radial end face and being generally cylindrical on the outer diameter, being continuous throughout its extent, and being bonded at the inner diameter to said sleeve portion, said elastomeric seal body terminating coextensively with said free edge of said cylindrical element, said seal assembly, when received slidably within a counterbore in said hub and when said end face of said elastomeric seal body is acted upon by an axial confining force resulting from an axle flange engaging said end face of said elastomeric seal body, bulging outwardly into snug sealing engagement with said associated counterbore, and when said confining force is released, being freely removable by hand from said counterbore.