Internal gear set having roller teeth

Details Internal gear set having roller teeth Internal gear set having roller teeth

1975-01-27

1976-09-07

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Plural working members or chambers

418171, 74805, F01C 102, F01C 110, F03C 300, F16H 128

Patent

active

039791670

ABSTRACT:
Internal gear set comparable to a geroter gear set except that all teeth are provided by rollers positioned in slightly oversize pockets. The internal gear set may have two, three or more gear members to provide, respectively, one, two or more sets of expanding and collapsing chambers and may be used as a hydraulic motor, pump and/or speed reducer.

REFERENCES:
patent: 1389189 (1921-08-01), Feuerheerd
patent: 1968113 (1934-07-01), Weaver
patent: 3289602 (1966-12-01), Hudgens
patent: 3424095 (1969-01-01), Hansen
patent: 3623829 (1971-11-01), Shaw
patent: 3723032 (1973-03-01), Woodling
patent: R24288 (1957-03-01), Nanni

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