| 摘要 |
A device for teaching or instructing a person the proper techniques for hitting a volleyball and breaking his fall when diving head first to hit the volleyball to avoid possible injury. The teaching and instructional device of the present invention generally comprises a frame, a curved support member, and a slide. The frame includes a ladder member having steps or rungs thereon, a leg member, and means for adjusting the height of the frame and associated elements to better accommodate persons of different heights. The curved support member may be fixed to or rotatably secured to the frame. The slide is pivotally secured at its upper end to the upper portion of the frame and includes means adjacent its lower end for adjusting the height of the lower end of the slide.
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