发明名称 Liquid and air pump B
摘要 A compressor pump for conveying fluids is provided and consists of an electric motor driving a cone-shaped impeller within a stationary casing affixed to a stationary stand in which fluids entering the casing and through the impeller are compressed to exit therefrom into a hose affixed to the stand for carrying the compressed fluids.
申请公布号 US4789299(A) 申请公布日期 1988.12.06
申请号 US19870114515 申请日期 1987.10.30
申请人 DEMETRIUS, KRIS;SPECTOR, GEORGE 发明人 DEMETRIUS, KRIS;SPECTOR, GEORGE
分类号 F04D3/02;(IPC1-7):F04D3/02 主分类号 F04D3/02
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