Hydrodynamic seal

Details Hydrodynamic seal Hydrodynamic seal

1984-03-08

1986-09-23

Powell, Jr., Everette A.

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

415 87, 415 98, 415176, F04D 2908

Patent

active

046132813

ABSTRACT:
A fluid pump is provided with a casing having a pumping chamber, an impeller arranged within the pumping chamber, a vortex chamber arranged to open inwardly of the pumping chamber and a repeller carried by the impeller and arranged to extend into the vortex chamber; the repeller and vortex chambers cooperating to create a toroidal flow of fluid within the vortex chamber incident to rotation of the impeller.

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Nelson, "Power Mate", Liquid Drive Literature.

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