| 摘要 |
PURPOSE: A structure for rock-climbing training is provided to practice rock-climbing safely. CONSTITUTION: The structure for rock-climbing training contains many support frames(1) formed in the arched shape and arranged at regular intervals, many space bars(2) fixed on the support frame(1) to keep a space between the support frames(1) regularly, a nut member fixed on the support frame(1), a holder(4) placed on the inside of the support frame(1) to keep the fixed state by a fixture fastened to the nut member, a cover plate(6) fixed between the support frames(1), and a stiffener(8) fixed on the outer lower end of the support frame(1).
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