| 摘要 |
A bicycle (10) including a frame (14) defining a pedal crank axis (16), a back wheel axis (18) and a front sprocket axis (20), a front wheel and handlebar assembly (22) mounted onto the frame (14) for pivotable movement relative to the front sprocket axis (20), a curved seat mounting track (30) attached to the frame (14) and defining a curved path, a seat (36) selectably mountable at any position along the curved seat mounting track (30), and a user controllable seat positioning assembly (34) for selectably and changeably determining the position of the seat (36) along the curved seat mounting track (30). |
