EP 3933198 B1 20240508 - COMPRESSOR
Title (en)
COMPRESSOR
Title (de)
VERDICHTER
Title (fr)
COMPRESSEUR
Publication
Application
Priority
JP 2019014605 W 20190402
Abstract (en)
[origin: EP3933198A1] A compressor (10) provided with a housing (11), which extends in the vertical direction and in a bottom portion (11A) of which an oil reservoir (39) formed by the accumulation of oil (38) is arranged, and a compression mechanism (25), which is driven by a motor (23) and compresses the refrigerant, wherein a first oil return passage (45) for leading oil that has moved to an upper portion inside the housing (11) to the bottom portion (11A) inside the housing (11) is provided, and the first oil return passage (45) has an oil return passage main body (51) provided inside the housing (11) and extending in the vertical direction, and an oil outlet portion (52) formed in the housing (11) and connecting the lower end of the oil return passage main body (51) and the bottom portion (11A) inside the housing (11).
IPC 8 full level
F04B 39/02 (2006.01); F01C 21/10 (2006.01); F04C 18/02 (2006.01); F04C 18/356 (2006.01); F04C 23/00 (2006.01); F04C 29/02 (2006.01)
CPC (source: EP)
F01C 21/10 (2013.01); F04B 39/02 (2013.01); F04B 39/023 (2013.01); F04B 39/0238 (2013.01); F04B 39/0261 (2013.01); F04C 18/0215 (2013.01); F04C 18/3564 (2013.01); F04C 23/005 (2013.01); F04C 23/008 (2013.01); F04C 29/028 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3933198 A1 20220105; EP 3933198 A4 20220316; EP 3933198 B1 20240508; JP 7235855 B2 20230308; JP WO2020202459 A1 20201008; WO 2020202459 A1 20201008
DOCDB simple family (application)
EP 19923433 A 20190402; JP 2019014605 W 20190402; JP 2021511824 A 20190402