| 摘要 |
<p>1529130 Valves MAUL BROS Inc 19 July 1977 [19 July 1976] 30280/77 Heading F2V A valve block for an I.S. glassware forming machine, of the type having two rows of valve stations 16, 17, connected with separate inlet manifolds 22, 24 and separate exhaust manifolds 26, 28 and in which a cartridge valve 29, 30, is provided at each station and moved by pilot pressure 33, 34, to connect the inlet manifold with an outlet 56, 58, is characterized in that each outlet is controlled by a check valve 66 and a needle valve 80 or 81. The cartridge valves may have separate air inlets 40 and together with the needle valves, are screwmounted in the valve block. Blanking plugs 60 and check valve retainers 74 are held in the block by a bar 76 and screws 78.</p> |
