Sealed type compressor and refrigerating cycle

Refrigeration – Refrigeration producer – With lubricant handling means

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Details

252 68, F04C 2900, F04B 3900

Patent

active

055489737

ABSTRACT:
A sealed-type compressor used with HFC refrigerant. The sealed-type compressor houses a motor and compression machinery in a sealed case. The compression machinery includes at least a pair of sliding members wherein one sliding member having aluminum as its main body and having its surface alumite treated and the other sliding member having a metal material. The compressor includes an at least quadrivalent ester oil for the refrigerating machine oil which lubricates the sliding members.

REFERENCES:
patent: 5395544 (1995-03-01), Hagihara et al.
patent: 5447647 (1995-09-01), Ishida et al.

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