Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit
Patent
1999-02-11
2000-07-04
Bennett, Henry
Refrigeration
Refrigeration producer
Compressor-condenser-evaporator circuit
62112, 62114, 417371, F25B 100
Patent
active
060821329
ABSTRACT:
An apparatus having a refrigeration cycle using a flammable refrigerant, comprises an oil-free compressor, a condenser, an expansion device and an evaporator, wherein an amount of lubricant in the oil-free compressor is equal to or smaller than 3 cc. With this structure, the charging amount of the flammable refrigerant into the refrigeration cycle can be reduced, and the safety of the apparatus having a refrigeration cycle can be enhanced.
REFERENCES:
patent: 5051066 (1991-09-01), Lucas
patent: 5318412 (1994-06-01), Laskaris et al.
patent: 5670079 (1997-09-01), Lunger et al.
patent: 5957667 (1999-09-01), Epp
Motegi Hitoshi
Numoto Hironao
Sawai Kiyoshi
Bennett Henry
Jiang Chen-Wen
Matsushita Electric - Industrial Co., Ltd.
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