Fluid pump having floating reciprocating shaft

Details Fluid pump having floating reciprocating shaft Fluid pump having floating reciprocating shaft

1991-12-10

1994-02-15

Bertsch, Richard A.

Pumps

Motor driven

Electric or magnetic motor

417410R, F04B 1700

Patent

active

052861775

ABSTRACT:
A reciprocating fluid pump having a shaft which dynamically self-corrects angular misalignment between the shaft and its drive mechanism during reciprocative motions. A thrust bearing is utilized to take up axial loading of the shaft to allow the shaft to freely rotate on its supports.

REFERENCES:
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patent: 1381223 (1921-06-01), Pelletier
patent: 2576269 (1951-11-01), Thomson
patent: 2933949 (1960-04-01), Bouwkamp
patent: 3005665 (1961-10-01), Thomson et al.
patent: 3281192 (1966-10-01), Daubenfeld
patent: 3289658 (1966-12-01), Surovek, Sr.
patent: 3933396 (1976-01-01), Nilsson
patent: 4469380 (1984-09-01), Cowles, Sr.
patent: 4498793 (1985-02-01), Barrus et al.
patent: 4512617 (1985-04-01), Saravis et al.
patent: 4930991 (1990-06-01), Bonneyrat et al.
Pp. 142 & 143 from Feb. 1989 issue of Design News, "Floating Shaft Improves Solvent Pump's Performance", A Cahners Publication.

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