Rotary expansible chamber devices – Moving cylinder – Rotating
Patent
1989-05-26
1990-06-12
Vrablik, John J.
Rotary expansible chamber devices
Moving cylinder
Rotating
F03C 208, F04C 208
Patent
active
049328506
ABSTRACT:
A rotary device having an outer rotor with an internal cavity, an inner rotor within the outer rotor, which is offset with respect to the outer rotor with spacing between the rotors varying from a minimum to a maximum, an inlet port and an outlet port, a plurality of arms on one rotor extending towards the other rotor, an equal number of recesses on the other rotor, respective recesses receiving respective arms the recesses and arms being so shaped that upon rotation of the rotors in unison any one arm may move inwardly and outwardly of its respective recess with at least one seal between the rotors being maintained over an angular region of minimum spacing and, at least two seals being maintained over an angular region of maximum spacing.
REFERENCES:
patent: 1277436 (1918-09-01), Lind
patent: 2428181 (1947-09-01), Sibley
patent: 2474009 (1949-06-01), Molyneux
patent: 2490115 (1949-12-01), Clarke
patent: 3910733 (1975-10-01), Grove
patent: 4013388 (1977-03-01), Stratman
patent: 4057222 (1977-11-01), Lyle
patent: 4185717 (1980-01-01), Ford, Jr. et al.
patent: 4221552 (1980-09-01), Clark
patent: 4240567 (1980-12-01), Gardner
patent: 4361419 (1982-09-01), Vohringer
Rotary Piston Machines--Author: Felix Wankel, Published by London Iliffe Books Limited.
Cavanaugh David L.
Vrablik John J.
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