Centrifugal impellers

Details Centrifugal impellers Centrifugal impellers

1978-08-07

1979-12-11

Smith, Leonard E.

Fluid reaction surfaces (i.e., impellers)

Diverse impellers or working members

416186A, 416189, 415143, 415DIG3, F04D 1312, F04D 2418

Patent

active

041781317

ABSTRACT:
A centrifugal impeller for use in a combination centrifugal-turbine pump capable of pumping liquids at or near the boiling point thereof with suction heads not greater than about one foot and wherein the entrance portion of the centrifugal impeller includes one or more of vane inserts removably mounted therein, with adjacent ones of the inserts having vanes that are aligned with each other to define liquid-feeding spiral vanes that extend through the plurality of inserts.

REFERENCES:
patent: 1197637 (1916-09-01), Johnson
patent: 2656809 (1953-10-01), Frasure
patent: 2962206 (1960-11-01), Borden et al.
patent: 2984189 (1961-05-01), Jekat
patent: 3804553 (1974-04-01), Hickey, Jr.

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