Patent ID: 8267417
Filing Date: 2012-09-18
Classification: B62M,Y10T

Abstract:
1. A bicycle bottom bracket assembly comprising: a first support member including a first hanger mounting part, a first bearing mounting part, and a first connecting tube mounting part; a first bearing unit coupled to the first bearing mounting part; and the first hanger mounting part having a first outer circumferential surface that is configured and arranged to be press-fitted into a first open end of a hanger part of a bicycle frame, the first connecting tube mounting part having a smaller outer diameter than the first outer circumferential surface, the first hanger mounting part having a first slit extending in an axial direction relative to a rotational axis of the first bearing unit from an open axial innermost end of the first slit at least up to a region that is located radially outwardly from the first bearing unit in a radial direction relative to the rotational axis of the first bearing unit, and the open axial innermost end of the first slit being located at an axially innermost end of the first outer circumferential surface with respect to the rotational axis of the first bearing unit, with the first connecting tube mounting art extending axially inward be outer circumferential surface with respect to the rotational axis of the first bearing unit.