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    • 2. 发明申请
    • PRESSURE RELEASE BUTTON AND TOOL FOR PROPANE CYLINDERS
    • 压力释放按钮和工具用于丙烷气瓶
    • US20110114644A1
    • 2011-05-19
    • US12594850
    • 2008-01-20
    • John Richard Willey
    • John Richard Willey
    • F17C13/00F17C1/00F17C13/06
    • F16L55/1152
    • A recycling button (20) and recycling tool (150) for releasing propane from a propane cylinder (10). The recycling button (20) includes a barb (42) or other means that secures the recycling button (20) to the propane cylinder (10), thereby keeping the valve (16) of the propane cylinder (10) in an open position. The recycling button (20) is configured so that propane gas may exit the propane cylinder (10) to the atmosphere or a recycling tool (150). The recycling tool (150) aids in using a recycling button (20) and includes a diaphragm (160) attached to an indicator (162) so that any pressure exiting the propane cylinder (10) causes the diaphragm (160) to expand and the indicator (162) to show, thereby alerting users that there is still pressure inside the propane cylinder (10).
    • 一种用于从丙烷汽缸(10)释放丙烷的再循环按钮(20)和回收工具(150)。 回收按钮(20)包括倒钩(42)或将再循环按钮(20)固定到丙烷缸(10)的其他装置,从而将丙烷缸(10)的阀(16)保持在打开位置。 回收按钮(20)构造成使得丙烷气体可以离开丙烷缸(10)到大气或回收工具(150)。 回收工具(150)有助于使用回收按钮(20)并且包括附接到指示器(162)的隔膜(160),使得离开丙烷缸(10)的任何压力导致隔膜(160)膨胀,并且 指示器(162),从而提醒用户丙烷缸(10)内仍然存在压力。