Patent ID: 6431575
Filing Date: 2002-08-13
Classification: B62K,Y10T

Abstract:
A steering-bearing assembly for a bicycle, comprising:a head tube forming part of the frame of a bicycle; a steering tube, for connecting the front fork of a bicycle to the handlebars of the bicycle; a bearing assembly, for supporting the steering tube so that it can turn within the head tube, in which said bearing assembly includes: an upper bearing unit; and a lower bearing unit; in which said lower bearing unit comprises: a first race connected to said head tube; a second race connected to said steering tube; and a bottom supporting ring arranged between said second race and said steering tube and having an undersurface, substantially perpendicular to the axis of the assembly, that rests against a stop surface of the fork, wherein said bottom supporting ring is sized in such a way that it can be mounted with play on said steering tube.