发明名称 Hydraulic ram-type water pump
摘要 A motorless water pump for utilizing the rate of flow of falling water to pump the same to a higher location. The pump utilizes a phenomenon known as "water hammer" to use the force of the running water to close a valve and pump the water to a higher location. The pump is economical, portable and contains relatively few moving internal parts.
申请公布号 US4911613(A) 申请公布日期 1990.03.27
申请号 US19880261360 申请日期 1988.10.24
申请人 COX, LARRY A.;GARCIA, LOUIS B. 发明人 COX, LARRY A.
分类号 F04F7/02 主分类号 F04F7/02
代理机构 代理人
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