Patent ID: 6167780
Filing Date: 2001-01-02
Classification: B62K,Y10T

Abstract:
A device for making micro adjusting a steering bearing of a head bowl of a bicycle head tube, comprising an inner ring of said steering bearing, a pressing ring and a clamping ring, which are mounted sequentially together in an upper end of said bicycle head tube such that an upper end of said clamping ring is fastened with a handlebar upright tube of said bicycle, wherein said clamping ring provides a pair of lugs, each lug having a threaded hole for engaging with a fastening means, said clamping ring is provided with an inner circumferential tapered surface, said inner ring of said steering bearing is provided with an inner circumferential tapered surface, and said pressing ring is provided with an upper outer circumferential tapered surface and a lower outer circumferential tapered surface such that said upper outer circumferential tapered surface of said pressing ring is engaged with said inner circumferential surface of said clamping ring and said lower circumferential tapered surface of said pressing ring is engaged with said inner circumferential tapered surface of said inner ring.