Rotary pump assembly container

Details Rotary pump assembly container Rotary pump assembly container

1981-09-15

1983-05-24

Powell, Jr., Everette A.

Rotary kinetic fluid motors or pumps

With lubricating, sealing, packing or bearing means having...

For shaft sealing, packing, lubricating or bearing means

415170A, F01D 1100

Patent

active

043848206

ABSTRACT:
A pump assembly wherein fluid under pressure in a pump housing is prevented from escaping around the drive shaft of the pump by a seal which is held in place by the combination of a spring and fluid pressure applied through a diaphragm from the interior of the pump housing.

REFERENCES:
patent: 2427656 (1947-09-01), Blom
patent: 3954348 (1976-05-01), Renaud
patent: 4289445 (1981-09-01), Sims

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