Pump construction

Details Pump construction Pump construction

1983-08-30

1987-08-25

Garrett, Robert E.

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

415134, 277 12, F04D 2908

Patent

active

046889906

ABSTRACT:
A centrifugal pump especially adaptable for pumping radioactive water at elevated temperatures and pressures and having a relatively flexible seal between its case and its cover plate. The seal comprises a plurality of nested, metal, half-toroidal and relatively thin members welded to spaced metal rings which are welded to the case and the cover plate, respectively.

REFERENCES:
patent: 1796325 (1931-03-01), Flanders
patent: 2624599 (1953-01-01), Eaton
patent: 2798743 (1957-07-01), Olesten
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patent: 3131941 (1964-05-01), Donley
patent: 3137237 (1964-06-01), Zagar et al.
patent: 3313517 (1967-04-01), Hanschke et al.
patent: 3392675 (1968-07-01), Taylor
patent: 3671137 (1972-06-01), Ball
patent: 4212472 (1980-07-01), Mizuno et al.
patent: 4279424 (1981-07-01), Zerlauth
patent: 4289338 (1981-09-01), Cook

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