发明名称 Pump impeller
摘要 The present invention relates to a pump impeller for moving a fluid, comprising a hub on which at least one blade is fixed, wherein a support connects each blade to the hub and extends radially, winding helically with respect to the axis of said hub, while each blade extends in a direction substantially perpendicular to the radial direction of each support. One application of the present invention is the production of a pump impeller with high speed of rotation and high yield.
申请公布号 US4146353(A) 申请公布日期 1979.03.27
申请号 US19770816913 申请日期 1977.07.19
申请人 CARROUSET, PIERRE 发明人 CARROUSET, PIERRE
分类号 F01D5/14;F01D1/02;F03B1/00;F04D1/12;F04D3/02;(IPC1-7):F01D5/22 主分类号 F01D5/14
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