Title:
COMPRESSOR AND AIR-CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2020/202676
Kind Code:
A1
Abstract:
Provided is a highly reliable compressor or the like. A compressor (100) is provided with: an airtight container (1) in which lubricating oil is sealed; an electric motor (6) which has a stator (6a) and a rotor (6b) and which is installed inside the airtight container (1); a crankshaft (3) that rotates integrally with the rotor (6b); a compression mechanism part (2) that compresses a refrigerant in association with rotation of the crankshaft (3); a discharge pipe (Pb) through which the refrigerant compressed by the compression mechanism part (2) is guided to the outside of the airtight container (1); and a cylindrical oil ring (15) that is provided between the compression mechanism part (2) and the electric motor (6). At a lower part of the oil ring (15), a slit (s1) is provided as a first insertion part through which the discharge pipe (Pb) is inserted.
Inventors:
NOZAKI TSUTOMU (JP)
MATSUNAGA KAZUYUKI (JP)
KURONO RYO (JP)
MATSUNAGA KAZUYUKI (JP)
KURONO RYO (JP)
Application Number:
PCT/JP2019/050810
Publication Date:
October 08, 2020
Filing Date:
December 25, 2019
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F04B39/02; F04C18/02; F04C29/02
Foreign References:
| JP2003003974A | 2003-01-08 | |||
| JP2002098056A | 2002-04-05 | |||
| JP2004239099A | 2004-08-26 | |||
| JP2015109732A | 2015-06-11 | |||
| JP2016113901A | 2016-06-23 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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