Vertical motor pump

Details Vertical motor pump Vertical motor pump

1983-05-09

1985-10-08

Husar, Cornelius J.

Pumps

Motor driven

Axial thrust balancing means for rotary pump and motor

417369, 417372, 417424, 415112, 384101, 384111, 384286, F04B 3902, F01D 2516

Patent

active

045457417

ABSTRACT:
A vertical motor pump including an upper bearing and a lower bearing located on the motor side for journaling a rotary shaft for rotation at an upper portion and a lower portion respectively of a rotor, at least one of the upper and lower bearings being constituted by a ball bearing. The vertical motor pump further includes a hydrostatic lubricated bearing system for journaling the rotary shaft besides the ball bearing, for bearing a radial thrust during operation.

REFERENCES:
patent: 3123338 (1964-03-01), Borden
patent: 3143381 (1964-08-01), Vurpillot
patent: 3332726 (1967-07-01), Cooper
patent: 3652186 (1972-03-01), Carter
patent: 3694110 (1972-09-01), Guinard

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