Thrust rings for swash plate pumps and motors

Details Thrust rings for swash plate pumps and motors Thrust rings for swash plate pumps and motors

1977-02-14

1978-09-05

Schwadron, Martin P.

Expansible chamber devices

Rotating cylinder

Plural cylinders

91488, 92153, F01B 1304

Patent

active

041111036

ABSTRACT:
A swash plate pump or motor is provided having a swivel plate surrounding the slippers and a positive hold down ring connected to the swash plate and bearing on said swivel plate to maintain it at a fixed distance from the slipper plate, said hold down ring having a series of successive controlled wedge angles on the face bearing on the swivel plate and oil feed means connected to each wedge angle whereby a hydrodynamic force is created holding the swivel plate and hold down ring apart.

REFERENCES:
patent: 3173376 (1965-03-01), Hulman
patent: 3424097 (1969-01-01), Molly
patent: 3641829 (1972-02-01), Reynolds
patent: 3783744 (1974-01-01), Benkovic
patent: 3866518 (1975-02-01), Miyao
patent: 3898917 (1975-08-01), Adams
patent: 3978772 (1976-09-01), Miyao

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