| 摘要 |
In a handlebar assembly of the type comprising a tubular stem adapted to be adjustably mounted in known manner to a steering column mounted for rotation, also in known manner, in a head tube of a bicycle, and of the type wherein from the top of said stem, there branches a forward extension for mounting the handlebar; the improvement that the said forward extension comprises twin bi-furcated fork arms, each with an encircling clamp at its forward, distal, end to mount the handlebar, the arms, at their rear ends, each being pivotally secured by a rotationally adjustable serrated clamp device, to the top of the said tubular stem which is adjustably clamped in the steering column. |
