Pumps – With muffler acting on pump fluid
Patent
1993-03-30
1994-01-25
Bertsch, Richard A.
Pumps
With muffler acting on pump fluid
181403, F04B 2100
Patent
active
052811050
ABSTRACT:
A hermetic compressor comprising a compressing mechanism and a housing for encasing the compressing mechanism, the housing comprising upper and lower portions which are coupled to each other and being formed to have curved surfaces. The housing is constructed such that one curved line on the housing is arranged to be different from other curved lines existing at positions symmetrical with a position of the one curved line with respect to planes X, Y and Z perpendicular to one another and passing the housing, the plane X including a boundary portion between the upper and lower portions of the housing and being perpendicular to a center line passing through a center of an upper surface of the upper portion and a center of a bottom surface of the lower portion, and the planes Y and Z being perpendicular to each other and perpendicular to the plane X and including the center line.
REFERENCES:
patent: 2928589 (1960-03-01), Davey
patent: 3187995 (1965-06-01), Eldsen
patent: 4345882 (1982-08-01), Saito et al.
patent: 4384635 (1983-05-01), Lowery
patent: 4729723 (1988-03-01), Outzen
Kawai Hideki
Osaka Masahiko
Saiki Yuji
Wada Satoshi
Bertsch Richard A.
Korytnyk Peter
Matsushita Refrigeration Company
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