Bycyclette type of scooter

This bicycle scooter type comprises a simple power transmission mechanism which saves labor. The mechanism comprises a toothed wheel (3) rotating in the clockwise direction, a crank (5), and two pedals (6, 8) each having one end coupled to a main frame (2) and the other end coupled to a bearing (4). The bicycle moves when the user presses the pedals move back and forth.