ClassID:

143001

F04B39/1033 - 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 -; Adaptations or arrangements of distribution members the members being disc valves annular disc valves

Recent Application in this class:
#1
20250382953
2025-12-18

HEAD MODULE FOR AIR COMPRESSOR AND AIR COMPRESSOR INCLUDING SAME

#2
20220349396
2022-11-03

Air pump with relief device configured for dispensing trace amount of air

#3
20210262459
2021-08-26

Automobile inflatable pump

#4
20210190059
2021-06-24

Linear compressor

#5
20190249654
2019-08-15

One-way valve device

#6
20190003604
2019-01-03

Stacked valve assembly

#7
20180320679
2018-11-08

Green communities

#8
20180202426
2018-07-19

Valve system

#9
20170321677
2017-11-09

Linear compressor having discharge valve, support with rotation prevention protrusions, and discharge cover with protrusion accommodation grooves

#10
20160273672
2016-09-22

Valve system

#11
20160102657
2016-04-14

Piston pump for a hydraulic vehicle brake system

#12
20160032920
2016-02-04

Check valve with improved response time

#13
20160017883
2016-01-21

Linear compressor

#14
20160017875
2016-01-21

Linear compressor

#15
20150075650
2015-03-19

Valve plate for gas exchange valves

#16
20140099222
2014-04-10

Highly airtight gas pump

#17
20140003986
2014-01-02

Discharge valve for reciprocating compressor having inner and outer flow areas

#18
20130276764
2013-10-24

Valve device for controlling the air intake for a compressor of a vehicle, and compressor system and method for controlling a compressor system

#19
20130177464
2013-07-11

Cylinder assembly for fluid working machine

#20
20120152379
2012-06-21

Suction valve with unloader

#21
20120138180
2012-06-07

Valve

#22
20110041929
2011-02-24

Squeeze film damper valve for compressor cylinders

#23
20100269927
2010-10-28

Automatic concentric crank-side compressor valve

#24
20090126807
2009-05-21

VALVE, IN PARTICULAR FOR COMPRESSORS

#25
20090014678
2009-01-15

Elastomeric Sealing Element for Gas Compressor Valve

#26
20080149196
2008-06-26

Automatic annular valve

#27
20080149194
2008-06-26

Automatic annular valve

#28
20060102240
2006-05-18

Sealing elements for compressor valves

#29
20050207923
2005-09-22

Compressor