F04B39/0223 - CPC Classification Index

ClassID:

142973 ⎘

F04B39/0223 - 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

Sub-classes:

F04B39/023 » {Hermetic compressors} 116
F04B39/0276 » {the pump being of the reciprocating piston type, e.g. oscillating, free-piston compressors} 63

Recent Application in this class:

20250052235

2025-02-13

OIL SUPPLY DEVICE FOR COMPRESSOR, COMPRESSOR, AND REFRIGERATION EQUIPMENT

20240084765

2024-03-14

Compression emissions evacuator

20230198339

2023-06-22

Fluid plate assembly

20220106953

2022-04-07

HEAT DISSIPATION ASSEMBLY FOR A LINEAR COMPRESSOR

20190211815

2019-07-11

BYPASS SYSTEM FOR REGULATING LUBRICATION OF RECIPROCATING MACHINES

20190032666

2019-01-31

Refrigerant compressor unit

20180163871

2018-06-14

Device and method for extending the lifespan of a shaft seal for an open-drive compressor

20160186736

2016-06-30

Check valve and method and apparatus for extending life of check valve

20160076540

2016-03-17

Compressor with flooded start control

#10

20150337964

2015-11-26

Device and method for extending the lifespan of a shaft seal for an open-drive compressor

#11

20140000983

2014-01-02

Check valve and method and apparatus for extending life of check valve

#12

20130058815

2013-03-07

Reciprocating compressor with gas bearing

#13

20100014992

2010-01-21

Reciprocating positive-displacement compressors

#14

20090220355

2009-09-03

SWASH PLATE COMPRESSOR

#15

20090220354

2009-09-03

Swash plate compressor

#16

20060245939

2006-11-02

Compressor

#17

20060104839

2006-05-18

Air compressor including a disk oil slinger assembly

#18

20060104838

2006-05-18

Integrated eccentric flywheel oil slinger

#19

20050271530

2005-12-08

Compressor