Refrigeration – Automatic control – Refrigeration producer
Patent
1997-07-16
1999-03-30
Tanner, Harry B.
Refrigeration
Automatic control
Refrigeration producer
62471, 62503, F15B 102
Patent
active
058874445
ABSTRACT:
In an accumulator constituting a refrigerating cycle apparatus, a high liquid-level auxiliary pipe (14a) and a low liquid-level auxiliary pipe (14b), which act as oil recovery pipes, and each of which is provided with a plurality of oil recovery holes (10a), are attached to a discharge pipe (12) in positions so as to be different vertically from each other, so that lubricating oil can be surely recovered through the oil recovery holes.
REFERENCES:
patent: 4231230 (1980-11-01), Gratzer et al.
patent: 4757696 (1988-07-01), Gannaway
patent: 5201792 (1993-04-01), Study
patent: 5347817 (1994-09-01), Kim
Iijima Hitoshi
Koda Toshihide
Shimoji Mihoko
Tanaka Naoki
Toyoshima Masaki
Mitsubishi Denki & Kabushiki Kaisha
Tanner Harry B.
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