| 摘要 |
A self-detachable bicycle auxiliary wheel bracket which can be connected to the free-wheel axle of a bicycle without removing the nut which locks up the free-wheel axle, and comprising an integral recess at the inner top side for receiving therein the nut which locks the free-wheel axle, which recess has a through-hole in the center for insertion therethrough of the bicycle free-wheel axle, and a pair of projecting rods disposed at lateral sides of the recess for inserting into the front notch of the rear fork of the bicycle to stabilize the connection of the bicycle auxiliary wheel bracket to the free-wheel axle.
|
