Hydrostatic gear ring machine

Details Hydrostatic gear ring machine Hydrostatic gear ring machine

1986-03-03

1987-05-19

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Plural working members or chambers

F01C 110

Patent

active

046663827

ABSTRACT:
A hydrostatic gear ring machine includes a hollow gear with an internal toothing and a central gear provided with an external toothing and rotated about a stationary axis whereas the hollow gear is rotated about the axis rotated about the axis of the central gear. The hollow gear has on its outer periphery an external toothing which is concentrical with its internal toothing and which is in mesh with the internal toothing provided on a housing. A distributor valve is provided, which includes a first control element and a second control element each having control openings closable by the other control element.

REFERENCES:
patent: 3453966 (1969-07-01), Eddy
patent: 3944378 (1976-03-01), McDermott
patent: 4484870 (1984-11-01), Erasov

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