| 摘要 |
Counter-force system for eccentric exercise equipment, comprising an operating system for weight-training equipment (1), wherein the initial movement of the pedal or hand bar (2) of the physical-exercise equipment (5) is performed without effort on the part of the user and upon reaching a specific position of the travel thereof the system then automatically exerts force in the opposite direction in order to return the pedal or hand bar to the initial position thereof. |
