Patent ID: 8640935

Claim:
A bicycle comprising: a frame with at the front end a head tube; a fork having at its upper end a steering tube extending upwardly through the head tube; and a threadless stem attached to the handlebars, which threadless stem has a clamp portion clamped around the steering tube; wherein one or more spacer rings or bushings are arranged around the steering tube between the upper end of the head tube and the stem clamp portion; wherein a mounting assembly to mount a child seat on the bicycle is mounted around the steering tube, said mounting assembly comprising a support body having opposed and general planar upper and lower surfaces and a central through aperture to engage the steering tube and a clamping element disposed therein to attach the support body to the steering tube; wherein the support body comprises a receiving socket to receive an assembly member of the child seat which assembly member is fixedly attached to the child seat and protruding therefrom; and wherein the clamping element is clamped around the steering tube and arranged between two of said spacer rings or between the head tube and a spacer ring.