Pumps – Expansible chamber type – Having separate noncyclic valve
Patent
1991-04-19
1991-12-10
Vrablik, John J.
Pumps
Expansible chamber type
Having separate noncyclic valve
418 551, 418181, F04B 4902, F04C 1804, F04C 2908
Patent
active
050713230
ABSTRACT:
A scroll compressor for use in compressing gases includes a stationary scroll member having a top surface, a movable scroll member orbiting about the stationary scroll member for compressing gases together with the stationary scroll member as it orbits about the stationary scroll member, a muffler cavity formed in the stationary scroll member to increase the size of a muffler space in the scroll compressor, a discharge port formed in the center of the stationary scroll member for discharging the compressed gases, a release port formed in an offset position from the center of the stationary scroll member, a release cavity formed in the stationary scroll member and in communication with the released port, release guide passage passing through the stationary scroll member in parallel with the top surface of the stationary scroll member in communication with the release cavity, a sealed case for housing the stationary scroll member and the movable scroll member and a release pipe connected to the release guide passage through the sealed case.
REFERENCES:
patent: 4846633 (1989-07-01), Suzuki et al.
Ichikawa Tsutomu
Sakashita Wataru
Kabushiki Kaisha Toshiba
Shaw, Jr. Philip M.
Vrablik John J.
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