| 摘要 |
PURPOSE: A spring apparatus for a sporting equipment is provided to allow the exercise for the lower part of a body just by means of a pedal rotation as well as the aerobic exercise for the whole body by means of a driving force of driving spring members by installing the latter to the sporting equipment. CONSTITUTION: The spring apparatus for a sporting equipment includes: an upper axis(7), long and horizontally arranged and driven in various directions; many upper spring supports(6), inserted into the upper axis(7) to be rotated around the upper axis(7), and driven together with the latter; many spring members(8), arranged respectively under the upper spring support(6) and making the elastic force of various directions by being pressed and relaxed; a lower spring support(11), arranged under the spring members(8) and supporting the pressing and relaxation of the latter(8); and a lower axis(9), inserted into a lower side of the lower spring support(11) in parallel to the upper axis(7) to be fixed to a base frame(10).
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