Rotodynamic pump with spherical bearing

Details Rotodynamic pump with spherical bearing Rotodynamic pump with spherical bearing

1986-08-12

1988-03-15

Croyle, Carlton R.

Pumps

Motor driven

Pump fluid communicates with sealed chamber containing armature

417420, 384108, F04B 1700, F04B 3504

Patent

active

047309890

ABSTRACT:
The invention relates to canned pumps which form a unit with a spherical electric motor (hereinafter referred to as "spherical pumps"). A rotating unit, made up of the rotor and the impeller is supported by a spherical bearing. This spherical bearing has a self-cleaning property, preventing accumulation of dirt particles within the lubricating film.

REFERENCES:
patent: 2258028 (1941-10-01), Neal et al.
patent: 2722463 (1955-11-01), Shaw et al.
patent: 2939399 (1960-06-01), Rutschi
patent: 3265452 (1966-08-01), Pan et al.
patent: 3799629 (1974-03-01), Laing
patent: 3803432 (1974-04-01), Laing

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