Refrigeration – Refrigeration producer – With lubricant handling means
Patent
1985-12-17
1987-06-16
Wayner, William E.
Refrigeration
Refrigeration producer
With lubricant handling means
62510, F25B 4302
Patent
active
046728228
ABSTRACT:
The refrigerating cycle apparatus of the invention is provided with a pair of condenser and evaporator, two compressors, and a riser piping for rising therethrough a refrigerant and provided at a suction pipe for one compressor, the suction pipe for the other compressor being connected with the riser piping, so that even when the flood back condition occurs during the individual operation of the one compressor, both compressors are adapted to maintain a proper oil quantity therein.
REFERENCES:
patent: 2196687 (1940-04-01), Steinfeld
patent: 4411141 (1983-10-01), Hara
patent: 4586351 (1986-05-01), Igarashi et al.
"Die Kalte-und Klimatechinik", 3/1979, pp. 124, 131, 132.
Hama Hiroaki
Iijima Hitoshi
Mitsubishi Denki & Kabushiki Kaisha
Wayner William E.
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