Rotary displacement pumps

Details Rotary displacement pumps Rotary displacement pumps

1974-02-11

1976-01-06

Husar, C. J.

Rotary expansible chamber devices

Unlike helical surfaces on relatively wobbling rotating...

F04C 106, F04C 1706

Patent

active

039307654

ABSTRACT:
A rotary positive displacement pump of the internally-meshing screw type having a stator, a rotor and an inlet or outlet chamber at one end of the rotor has a drive comprising a connecting member rigidly secured to the rotor and extending through the chamber, which connecting member, beyond the end of the chamber remote from the rotor, is joined by a connecting rod with two universal joints to a drive shaft, connecting member in the chamber being supported by a bearing flexibly carried on a resilient support member which is sealed to the outer race of the bearing and also to the chamber wall.

REFERENCES:
patent: 3340814 (1967-09-01), Streicher

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