Rotary expansible chamber devices – Multistage – Interengaging rotary members
Patent
1975-07-14
1978-02-28
Vrablik, John J.
Rotary expansible chamber devices
Multistage
Interengaging rotary members
418 97, 418201, F01C 116, F01C 1100, F04C 2300
Patent
active
040764680
ABSTRACT:
Two stage screw compressor having two working spaces provided side by side with parallel axes within a common barrel member and extending in the same direction from a common plane surface of an end plate member in which one rotor of each stage are interconnected by a gear transmission including an input power shaft.
REFERENCES:
patent: 2481047 (1949-09-01), Sloane
patent: 2691482 (1954-10-01), Ungar
patent: 3093300 (1963-06-01), Fraser
patent: 3209990 (1915-10-01), Akerman
patent: 3307777 (1967-03-01), Schibbye
patent: 3407996 (1968-10-01), Oloffson et al.
patent: 3432089 (1969-03-01), Schibbye
patent: 3677664 (1972-07-01), Wycliffe et al.
patent: 3910731 (1975-10-01), Persson et al.
Persson Walther
Schibbye Lauritz Benedictus
Svenska Rotor Maskiner Aktiebolag
Vrablik John J.
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