Patent ID: 7503700

Claim:
A bicycle bottom bracket assembly comprising: first and second bearing support members with each of the first and second bearing support members having an external abutment part adjacent a non-threaded outer circumferential surface that is configured and arranged to be press-fitted into an open end of a hanger part of a bicycle frame, the first and second bearing support members are constructed of a non-metallic material; first and second bearings each including an outer race and inner race, the first and second bearings are retained in the first and second bearing support members, respectively, such that the first and second bearings are disposed axially inwardly of the external abutment part of a corresponding one of the first and second bearing support members with the outer races of each of the first and second bearings engaging the first and second bearing support members, respectively; first and second cover members disposed radially inwardly from the inner races of the first and second bearings, respectively; and a seal member disposed between each of the first and second cover members and an axial facing surface of the outer race of each of the first and second bearings.