Liquid pump

Details Liquid pump Liquid pump

1991-02-22

1992-12-29

Smith, Leonard E.

Pumps

Diverse pumps

Series

415 90, 415900, 4174234, 4174237, F04C 1314

Patent

active

051747260

ABSTRACT:
A two stage centrifugal and shear pump is characterized by low turbulence for pumping delicate liquids, as blood. Centrifugal first stage is a hollow shaft on which the shear pump discs are mounted. Offset slots in the shaft and disc hubs direct liquid out of the shaft to the discs.

REFERENCES:
patent: 1058790 (1913-04-01), Pierce
patent: 1061142 (1913-05-01), Tesla
patent: 2998099 (1961-08-01), Hollingsworth
patent: 3007311 (1961-11-01), Amero
patent: 3864055 (1975-02-01), Kletschka et al.
patent: 3957389 (1976-05-01), Rafferty et al.
patent: 4347032 (1982-08-01), Possell
patent: 4688998 (1987-08-01), Olsen et al.

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