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Method and apparatus for increasing a sprinter's speed

机译:提高短跑运动员速度的方法和设备

摘要

A motorized reel is mounted at a fixed location and constructed and arranged to reel-in a lead rope having a runner-connector at its free end. A set of controls including a throttle and a brake is provided at the fixed location for reeling-in the runner at a controllable speed which, typically, is at least slightly faster than the runner is used to running when unaided. Just ahead of the runner- connector on the lead rope is a kill-switch actuator for closing a kill switch and thus terminating the reeling-in action as the runner nears the fixed location. The runner connector is a ring and pulley with a short length of secondary rope looped around the pulley sheave and provided with hand grips at its opposite ends so that normal alternating pumping action of the runner's arms is accommodated by left-right oscillation of the secondary rope along the pulley sheave.
机译:机动绕线轮安装在固定位置,并构造和布置为绕入在其自由端具有滑行连接器的铅绳。一组包括节气门和制动器的控件设置在固定位置,用于以可控制的速度收起转轮,该速度通常至少比转轮在没有助行时的运行速度稍快。铅绳上流道连接器的正前方是一个灭弧开关致动器,用于闭合一个灭弧开关,从而在流道接近固定位置时终止收卷动作。转轮连接器是一个环和滑轮,短长度的次级绳索环绕在滑轮槽轮上,并在其相对端配有手柄,因此次级绳索的左右摆动可适应转轮手臂的正常交替泵送动作沿着皮带轮。

著录项

  • 公开/公告号US4469324A

    专利类型

  • 公开/公告日1984-09-04

    原文格式PDF

  • 申请/专利权人 DOLAN;JOHN O.;

    申请/专利号US19820386763

  • 发明设计人 JOHN O. DOLAN;

    申请日1982-06-09

  • 分类号A63B69/00;

  • 国家 US

  • 入库时间 2022-08-22 08:37:39

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