| 摘要 |
<p>A limb-exercising system for attaching to an swivel chair on castors, the limb-exercising system including a rigid platform, at least one interchangeable limb-exercising unit, a force resistor, and a cable, the rigid platform being coupled with the castors of the office swivel chair, such that the relative movement between the rigid platform and the office swivel chair is minimal, the interchangeable limb-exercising unit being coupled with the rigid platform, the interchangeable limb-exercising unit being operative to provide movement exercise for at least one muscle group of the body of a user, the force resistor being coupled with the rigid platform and with the interchangeable limb-exercising unit, the force resistor providing resistance to movement of the interchangeable limb-exercising unit, the cable being coupled between the interchangeable limb-exercising unit and the force resistor.</p> |
