公开(公告)号：US3923428A

公开(公告)日：1975-12-02

申请号：US53006674

申请日：1974-12-06

申请人： WESTERN PLASTER EQUIPMENT CO L

发明人： CLARK RONALD JOHN ,  DRUMMOND JOHN DOUGLAS

IPC分类号： F04B1/02 ,  F04B53/14 ,  F16J1/00 ,  F16J1/06 ,  F01B31/00 ,  F04B21/02

CPC分类号： F04B1/02 ,  F04B53/14 ,  F04B53/143 ,  F16J1/006 ,  Y10T137/7873

摘要： A pump having a cylinder connected at both ends to a reservoir containing a source of material to be pumped and a double-ended piston which is reciprocally operated to alternately draw through check valves material from the reservoir and pump the material through check valves into a manifold having a single discharge port.

摘要翻译： 一个泵，其两端连接到一个容纳待泵送材料源的容器和一个双端活塞，该双端活塞往复操作以交替地从储存器中抽出止回阀材料，并将材料通过止回阀泵入歧管 具有单个排放口。