Regenerative turbine pump cover

Details Regenerative turbine pump cover Regenerative turbine pump cover

1997-10-23

1999-09-14

Lopez, F. Daniel

Rotary kinetic fluid motors or pumps

With means for re-entry of working fluid to blade set

Turbine regenerative pump

4152141, 4152151, F04D 500

Patent

active

059512415

ABSTRACT:
A regenerative turbine pump cover including an essentially flat bottom surface which includes a plurality of corner post projections. The post projections are located near comers of the cover. The bottom of the cover includes a central cutwater member having fillets extending from the sides and a raised circular projection radius extending from the top of the cutwater. The top of the cover includes well receptacles.

REFERENCES:
patent: 3257955 (1966-06-01), Worst
patent: 3374744 (1968-03-01), Toma
patent: 4992690 (1991-02-01), Baker
patent: 5078575 (1992-01-01), Haas et al.
patent: 5118254 (1992-06-01), Ellingson et al.
patent: 5232350 (1993-08-01), Richardson
patent: 5273394 (1993-12-01), Samuel
patent: 5476374 (1995-12-01), Langreck
patent: 5498124 (1996-03-01), Ito et al.

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