发明名称 |
A freezing apparatus |
摘要 |
<p>It is an object of the invention to avoid lack of lubricant oil in any of a plurality of compressors disposed in parallel in a single refrigerant circuit. A freezer unit, wherein a first kind oil return pipe 18 leading to a refrigerant suction pipe 4 of a first compressor 1 from an oil separator installed in a discharged refrigerant junction pipe 8 is installed, and a second kind oil return pipe 12 leading to a refrigerant suction pipe 5 of a second compressor 2 from the regular oil level height of the first compressor 1. <IMAGE></p> |
申请公布号 |
EP1170558(A2) |
申请公布日期 |
2002.01.09 |
申请号 |
EP20010116409 |
申请日期 |
2001.07.06 |
申请人 |
SANYO ELECTRIC CO., LTD. |
发明人 |
KIYOKAWA, YASUNORI;NOBORU, YOSHINORI;SUGIMOTO, KAZUYOSHI;SATO, TAKASHI;SUZUKI, JYUNICHI;AIDA, KENJI |
分类号 |
F04C29/02;F25B1/00;F25B31/00;F25B43/02;F04B39/02;F04B41/06;F04C18/02;F04C23/00;(IPC1-7):F25B1/00 |
主分类号 |
F04C29/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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