Wear ring mount for lift pumps

Details Wear ring mount for lift pumps Wear ring mount for lift pumps

1983-06-15

1985-11-12

Garrett, Robert E.

Rotary kinetic fluid motors or pumps

Runner has spirally arranged blade or fluid passage

Extending along runner axis

384549, 74448, F16C 1304, F03B 1106

Patent

active

045525080

ABSTRACT:
In an elongated, inclined tubular lift pump for fluids such as sewage and the like having apparatus at the upper end for rotation thereof and a support adjoining the lower end thereof, said support including a wear ring encircling the tubular housing and roller enaging said wear ring, said wear ring being secured to said tubular housing by a plurality of blocks positioned on opposing sides of said wear ring and secured to the tubular housing, each of said blocks having an inclined slot and pins carried by the sides of said wear ring and engaging said slots to permit rotation of said wear ring relative to said tubular housing with changes in temperature differentials between the wear ring and tubular housing while maintaining concentricity of the wear ring and housing and thus relieving stress on said tubular housing.

REFERENCES:
patent: 1188566 (1916-06-01), Singer
patent: 2249831 (1941-07-01), How
patent: 3247601 (1966-04-01), Sims
patent: 3944297 (1976-03-01), Stedman
patent: 4019830 (1977-04-01), Reid
patent: 4160569 (1979-07-01), Reid
patent: 4222704 (1980-09-01), Reid
patent: 4447966 (1984-05-01), Mollenkopf et al.

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