| 摘要 |
<p>1,103,801. Valves. NATIONAL CAN CORPORATION. 7 Jan., 1966 [14 Jan., 1965], No. 947/66. Heading F2V. [Also in Division F1] A pressure-regulating valve controlling the flow of gas from a cartridge 24 through a tube 22 to pressurize a container comprises a valve member 46 connected by a rod 56 to a spring- biased piston 54. The bias of spring 60 is adjustable by means of a threaded plug 62. If the rod 56 breaks or becomes disconnected from the valve piston 54 excessive pressure will move the valve piston to uncover a by-pass passage 66. The check valve of Fig. 6 includes a spring-biased ball 104 engaging an 0-ring seat 100.</p> |
