Diaphragm pumps and actuating system therefor
    1.
    发明授权
    Diaphragm pumps and actuating system therefor 失效
    透镜泵及其动作系统

    公开(公告)号:US3816034A

    公开(公告)日:1974-06-11

    申请号:US36272773

    申请日:1973-05-22

    申请人: DORR OLIVER INC

    发明人: ROSENQUEST J

    IPC分类号: F04B43/073 F04B43/06

    CPC分类号: F04B43/073

    摘要: An improved fluid pressure-actuated timer controlled diaphragm pump featuring an auxiliary or booster spring action device containing spring means which store energy from the power stroke, and release the energy to effect the return or suction stroke of the diaphragm.

    摘要翻译: 一种改进的流体压力致动的定时器控制的隔膜泵,其具有辅助或增压弹簧作用装置,其包含存储来自动力冲程的能量的弹簧装置,并释放能量以实现隔膜的返回或吸入行程。

    Swash-type impeller pumps
    2.
    发明授权
    Swash-type impeller pumps 失效
    SWASH型叶轮泵

    公开(公告)号:US3785574A

    公开(公告)日:1974-01-15

    申请号:US3785574D

    申请日:1972-05-08

    申请人: DORR OLIVER INC

    发明人: ROSENQUEST J

    CPC分类号: F04D11/005

    摘要: In a swash-type impeller shredder pump, a method and means for varying the spacing of the stationary cutter bars cooperative with the serrated swash-type impeller in a combined pumping and shredding operation.

    摘要翻译: 在斜盘式叶轮粉碎机泵中,一种方法和装置,用于在组合的泵送和粉碎操作中改变固定切割棒的间距与锯齿状斜盘式叶轮的配合。