| 摘要 |
The present invention is a limb protection apparatus having a torsion spring assembly. Further, the present invention is a limb protection apparatus having a torsion spring assembly having a preload. The spring assembly has a spring and two rotatably coupled components disposed within the spring, wherein the two components cannot rotate a full 360 degrees in relation to each other, thereby allowing the assembly to be placed in a preload state.
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