Patent ID: 7798512
Filing Date: 2010-09-21
Classification: B62H,B62K

Abstract:
1. A bicycle comprising: a frame extending longitudinally; a front wheel for steering at a front of the frame; a rear wheel at a rear of the frame; and an auxiliary means disposed at the rear of the frame and including first and second auxiliary support devices at one side and the other side, respectively, of the rear wheel, the first and second auxiliary support devices each including an auxiliary wheel for assisting movement of the bicycle on each side of the rear wheel, wherein: each of the first and second auxiliary support devices includes: the pair of arms rotate independently of each other; and the arm lock means restrict the rotation of the arms thereby locking the vertical movement of the auxiliary wheels, wherein each of the biasing means includes a spring means having a spring attached to the frame, the spring pressing the arm downward, and the spring means includes an adjusting means for adjusting the pressing force of the spring.