发明名称 Fluid mover
摘要 A pump for moving a fluid has a housing with a internal chamber accommodating a pair of rotating pistons. Each piston has protrusions that register with pockets in the other piston in non-contact relation as the pistons rotate.
申请公布号 US2002061256(A1) 申请公布日期 2002.05.23
申请号 US20010867981 申请日期 2001.05.30
申请人 HANSEN CRAIG N.;CROSS PAUL C. 发明人 HANSEN CRAIG N.;CROSS PAUL C.
分类号 F02B33/38;F04C18/12;(IPC1-7):F01C1/18;F01C1/24;F03C2/00;F04C18/00;F03C4/00 主分类号 F02B33/38
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