Accessory fastening system for bicycle frame - uses edges and corners in seat pillar and handlebar extension

摘要

Parts of a bicycle frame (1) have an edge, a grooove, or a bore, for the attachment of an accessory, using smaller fasteners. Edges and crossbores are pref. located in the area of the handle bar extension and the sat pillar. Edges, lips, or bores, are esp. located in the head of the handlebar extension. Other lips and bores are integrated in conventional parts of the bicycle, in rear or lower sides. USE - Fastening of accessory on bicycle.