Patent ID: 7520521
Filing Date: 2009-04-21
Classification: B62K

Abstract:
1. A front fork having an air pump, said air pump being disposed in one of a pair of front pipes at respective sides of said front fork, a plug being provided in the front pipe, a piston tube being inserted on an outer edge of said plug, said piston tube having a hollow inner, one end of said piston tube being fixedly connected with a fixed plug, a washer is provided in said fixed plug, said fixed plug being secured to one end of said front pipe, the air pump comprising an axle and a handle, said axle being inserted into the inner of said piston tube, one end of said axle being provided with a piston, a gap being formed between said piston and an inner wall of said piston tube, said piston comprising an enlarged section, a small section, and a slanting section between said enlarged section and said small section, a movable ring being provided on said enlarged section; said handle connected to said fixed plug being formed with a threaded hole.