Vertical pump with free floating check valve

Details Vertical pump with free floating check valve Vertical pump with free floating check valve

1976-10-06

1980-02-12

Husar, C. J.

Pumps

Motor driven

Electric or magnetic motor

1375195, F04B 1700

Patent

active

041881737

ABSTRACT:
A vertical pump with a bottom discharge having a free floating check valve isposed in the outlet plenum thereof. The free floating check valve comprises a spherical member with a hemispherical cage-like member attached thereto which is capable of allowing forward or reverse flow under appropriate conditions while preventing reverse flow under inappropriate conditions.

REFERENCES:
patent: 1882314 (1932-10-01), Burt
patent: 2615676 (1952-10-01), Neubauer
patent: 2745725 (1956-05-01), Ward et al.
patent: 2829719 (1958-04-01), Clark, Jr.
patent: 3059667 (1932-10-01), Coceano
patent: 3367362 (1968-02-01), Hoffman
patent: 3796230 (1974-03-01), Meripol
patent: 3854848 (1974-12-01), Laing
patent: 3910714 (1975-10-01), Allen et al.
patent: 3970106 (1976-07-01), Harris

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