Low noise refrigerant compressor having closed shells and sound

Details Low noise refrigerant compressor having closed shells and sound Low noise refrigerant compressor having closed shells and sound

1996-05-20

1999-12-07

Kim, Ted

Pumps

With muffler acting on pump fluid

417902, 181202, G01K 1100, F04B 3900

Patent

active

059972580

ABSTRACT:
A compressor unit having a housing consisting of steel inner and outer shells, the shells being spaced apart from each other to provide an attenuation cell substantially occupying all of the space between the shells, a suction gas inlet and a discharge gas outlet extending through both of the shells and the cell and being isolated from the outer shell by sound absorbing means, and spacer material having sound absorbing properties positioned between the shells and maintaining the spacing therebetween, the spacing being, preferably, at least about 0.06 in. in width over at least a major portion of the cell.

REFERENCES:
patent: 1610774 (1926-12-01), Hanson
patent: 2164405 (1939-07-01), Hintze
patent: 2297220 (1942-09-01), Hintze
patent: 4201523 (1980-05-01), Olofsson
patent: 4265965 (1981-05-01), Chancler
patent: 4347043 (1982-08-01), Morris
patent: 4888003 (1989-12-01), Johnson et al.
patent: 4982812 (1991-01-01), Hwang
patent: 5080130 (1992-01-01), Terwilliger et al.
patent: 5151018 (1992-09-01), Clendenin
patent: 5272285 (1993-12-01), Miller
patent: 5588810 (1996-12-01), DiFlora et al.

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