发明名称 PUMP WITH DRIVE MOTOR
摘要 A pump for conveying liquids and gases is formed by a drive motor having a stator (1) and a rotor (2). Helically shaped conveying grooves (3) are formed in the rotor (2) so that the rotor also serves as the shaft for the pump.
申请公布号 US5088899(A) 申请公布日期 1992.02.18
申请号 US19900611915 申请日期 1990.11.09
申请人 ARTHUR PFEIFFER VAKUUMTECHNIK WETZLAR GMBH 发明人 BLECKER, ARMIN;LOTZ, HEINRICH;OCHS, HELMUT;REUSCHLING, HORST
分类号 F04D3/00;F04D3/02;F04D13/06;F04D25/06;H02K1/00;H02K5/132;H02K7/12;H02K7/14 主分类号 F04D3/00
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