| 摘要 |
An apparatus for facilitating a controlled descent of a body is disclosed. The apparatus includes a rotatable reel around which a portion of a cable is wound, a first end of the cable secured to the reel and a second end of the cable free; a friction drum around which a portion of the cable, is wound; a carrier on which the reel and the drum are mounted, a braking mechanism for braking rotational motion of the reel and for balancing descending speed of the body; a harness, for harnessing the device to the body; and a damping mechanism for damping the initial impact.
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