Double-flow gas friction pump

Details Double-flow gas friction pump Double-flow gas friction pump

1997-08-07

1999-07-27

Verdier, Christopher

Rotary kinetic fluid motors or pumps

Smooth runner surface for working fluid frictional contact

F01D 136

Patent

active

059279400

ABSTRACT:
A double-flow gas friction pump including a shaft supported in the pump housing and extending at a right angle to an axis of the suction port, a rotor fixedly secured on the shaft for joint rotation therewith, a stator fixedly secured in the housing and cooperating with the rotor for pumping gas, and a discharge element located in the suction region of the pump and operatively connected with the shaft for joint rotation with the shaft and the rotor for conducting the gas from the suction port directly to the stator and the rotor.

REFERENCES:
patent: 3759626 (1973-09-01), Becker
patent: 3969039 (1976-07-01), Shoulders
patent: 4830584 (1989-05-01), Mohn
patent: 5772395 (1998-06-01), Schofield

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