| 摘要 |
A payoff system for an optical cable to be carried by a moving vehicle includes a spool containing an optical fiber, and rearwardly of the spool is a cone of energy-absorbing material such as foam rubber, carpeting, fabric and the like. The rearward end of of the cone is provided with a eyelet through which the cable is threaded, followed by a braking system consisting of a pair of flat blocks or plates, and downstream of the plates is an outlet cone or eyelet.
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