Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With coolant air impelling means or finned cylinder surface
Patent
1983-05-16
1985-05-07
Vrablik, John J.
Rotary expansible chamber devices
Heat exchange or non-working fluid lubricating or sealing
With coolant air impelling means or finned cylinder surface
418178, 418179, 418270, F04C 1800, F04C 2900, F04C 2904
Patent
active
045155135
ABSTRACT:
A rotary compressor comprises a rotor, a cylinder having an inner surface slidably contacting the rotor at one or more portions thereof, side plates disposed on both sides of the cylinder for supporting a rotor driving shaft, and axial insert type discharge valves disposed inside the cylinder. The cylinder includes an inner cylinder having an inner surface slidably contacting the rotor, and an outer cylinder surrounding the whole of the outer periphery of the inner cylinder.
REFERENCES:
patent: 2785851 (1957-03-01), Menon
patent: 2816702 (1957-12-01), Woodcock
patent: 4088428 (1978-05-01), Bannister et al.
patent: 4149834 (1979-04-01), Eiermann
Hayase Isao
Kishi Atsuo
Mizukami Masao
Hitachi , Ltd.
Vrablik John J.
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