| 摘要 |
A mechanical leg for assisting running and jumping includes upper and lower assistant legs(1,2). The middle portion of the upper assistant leg(1) is connected with an upper support(7) by a pin, and the lower end of the upper support(7) is connected with an lower support(8) by a pin. The lower end of the lower support(8) is connected with a tension spring(9) which is fixed on the lower assistant leg(2), and the upper end of the lower support(8) is a ratchet gear. A ratchet(12) is provided on the middle portion of the upper support(7), the top end of which locks the ratchet gear when being applied a force. The mechanical leg is fixed on a user's legs with leggings(4,5,6) and provides the user a assistant force for running and jumping with the energy reserved by the tension spring(9). |
