Rotary kinetic fluid motors or pumps – Including means for handling portion separated from working...
Patent
1992-02-26
1993-07-06
Kwon, John T.
Rotary kinetic fluid motors or pumps
Including means for handling portion separated from working...
416181, 416223R, 416231R, F01D 514
Patent
active
052248216
ABSTRACT:
A water pump is comprised of a housing having therein a pumping portion and a bearing portion, a shaft rotatbly supported by the bearing portion, an impeller fixedly mounted on one end of the shaft and having a frontward side and a rearward side, a plurality of equally pitched vanes in the circumferential direction, and a hole device penetrating the impeller with making an angle relative to the rotation direction thereof.
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patent: 4538959 (1985-09-01), Cantor et al.
patent: 4981413 (1991-01-01), Elonen et al.
patent: 5167678 (1992-12-01), Elonen et al.
Aisin Seiki Kabushiki Kaisha
Kwon John T.
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