FOLDABLE AUXILIARY WHEEL FOR A BICYCLE CAPABLE OF MAXIMIZING THE REDUCTION OF PRODUCTION COSTS AND SAFETY

摘要

PURPOSE: A foldable auxiliary wheel for a bicycle is provided to make children and elders learn a bicycle stably and to maximize momentum by folding auxiliary wheels to drive a bicycle with two wheels.;CONSTITUTION: A lifting device of a foldable auxiliary wheel for a bicycle comprises a main plate(1), a plate(2), a rivet(5), a guide hole(3), and lifting pins(6,7). The main plate and the plate are fixed by the rivet. The plate is vertically lifted along the guide hole by the lifting pins. A fixed pin assembled in the plate is pushed to freely move along the guide hole.;COPYRIGHT KIPO 2013