Manufacture and use method of ankle-joint flexion and extension training device
A technology for flexion and extension exercise and training device, which is applied to sports accessories, gymnastics equipment and other directions to achieve the effects of convenient use, simple structure and small size
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[0023] A method for manufacturing and using an ankle joint flexion and extension exercise training device related to the present invention is as follows: figure 1 , figure 2 shown. The device includes: leg pad 1, pedal 2, bolt shaft 3 and torsion spring 6, see figure 1 , Figure 5 . Described leg pad 1 is the curved surface body (as figure 1 , figure 2 As shown), a layer of soft material layer is arranged on the downward concave surface of the leg pad 1, and two symmetrical pads are extended along the longitudinal axis of the leg pad 1 at the lower end of the leg pad 1. Leg plate shaft seat 4; the upper plane of the pedal 2 is provided with a non-slip pad 8, and the inner side of one end of the pedal board 2 corresponding to the position of the leg pad shaft seat 4 is along the foot Pedal 2 longitudinal axis direction extends two symmetrical pedal axle sleeves 5 (as image 3 , Figure 4 shown); the bolt shaft 3 is fastened by the fastening shaft nut 7 after passing t...
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