Patents-Review.com
ClassID:

142977 ⎘

F04B39/0253 - CPC Classification

Classification description:

Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups -; Lubrication characterised by the compressor type; Hermetic compressors with oil distribution channels in the rotating shaft using centrifugal force for transporting the oil

Recent Application in this class:
#1
20250341206
2025-11-06

SYSTEM FOR TRANSPORTING LUBRICATING OIL IN A COMPRESSOR

 #2
20240418158
2024-12-19

RECIPROCATING COMPRESSOR

 #3
20230160383
2023-05-25

Compressor

 #4
20220145872
2022-05-12

HERMETIC COMPRESSOR

 #5
20210310471
2021-10-07

Lubricant receptacle for a refrigerant compressor

 #6
20210131412
2021-05-06

Scroll compressor of lower compression type enabling active oil supply

 #7
20210123426
2021-04-29

HERMETIC REFRIGERANT COMPRESSOR AND REFRIGERATOR-FREEZER USING THE SAME

 #8
20210062798
2021-03-04

Sealed refrigerant compressor and refrigeration device

 #9
20200141398
2020-05-07

COOLANT COMPRESSOR

 #10
20190368481
2019-12-05

LUBRICANT RECEPTACLE FOR A COOLANT COMPRESSOR AND COOLANT COMPRESSOR

 #11
20190093658
2019-03-28

Lubricating oil supply apparatus and compressor using lubricating oil supply apparatus

 #12
20190093647
2019-03-28

Lubricating oil supply apparatus and compressor using lubricating oil supply apparatus

 #13
20180106512
2018-04-19

Closed compressor and refrigeration device using the same

 #14
20170306941
2017-10-26

Hermetic compressor and refrigeration device

 #15
20150147203
2015-05-28

Compressor

 #16
20140314589
2014-10-23

Hermetic reciprocating compressor

 #17
20140219833
2014-08-07

Compressor

 #18
20130336765
2013-12-19

Crankshaft for an alternative cooling compressor

 #19
20120308410
2012-12-06

Fluid Machine

 #20
20120263609
2012-10-18

Compressor having drive shaft with fluid passages

 #21
20120201699
2012-08-09

Compressor

 #22
20120189437
2012-07-26

HERMETIC COMPRESSOR

 #23
20120160610
2012-06-28

LUBRICANT SUPPLY TUBE FOR COMPRESSORS

 #24
20120107154
2012-05-03

Soft-start hermetic compressor

 #25
20120100020
2012-04-26

Hermetic compressor

 #26
20120020817
2012-01-26

Reciprocating compressor

 #27
20110064563
2011-03-17

Hermetic compressor and method of manufacturing the same

 #28
20100287977
2010-11-18

Oil pump for a refrigeration compressor

 #29
20100031696
2010-02-11

REFRIGERATING COMPRESSOR AND REFRIGERATING DEVICE USING THE SAME

 #30
20090252631
2009-10-08

Magnetic trap for ferrous contaminants in lubricant

 #31
20090232672
2009-09-17

REFRIGERATING COMPRESSOR AND REFRIGERATING DEVICE USING THE SAME

 #32
20090092504
2009-04-09

Hermetic compressor

 #33
20080168898
2008-07-17

Air compressor

 #34
20080145247
2008-06-19

Hermetic compressor

 #35
20070028763
2007-02-08

Hermetic compressor

 #36
20070025864
2007-02-01

Hermetic compressor

 #37
20060283322
2006-12-21

Hermetic compressor

 #38
20060275157
2006-12-07

Electric compressor

 #39
20060269428
2006-11-30

Hermetic-type compressor

 #40
20060216176
2006-09-28

Refrigerant compressor for motor vehicles

 #41
20060147326
2006-07-06

Hermetically sealed compressor

 #42
20060110263
2006-05-25

Compressor

 #43
20050271532
2005-12-08

Oil supply apparatus for hermetic compressor

 #44
20050180871
2005-08-18

Fluid compressor

 #45
20050135949
2005-06-23

Electric rotating machine capable of reducing performance deterioration due to discharge