Patents-Review.com
ClassID:

142999 ⎘

F04B39/102 - 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

Sub-classes:
Recent Application in this class:
#1
20250369437
2025-12-04

PORTABLE BLOWING AND SUCTION AIR COMPRESSOR

 #2
20250059965
2025-02-20

RECIPROCATING COMPRESSOR

 #3
20240410493
2024-12-12

APPARATUS AND METHOD FOR ENGINE CONTROL

 #4
20240052820
2024-02-15

TRANSFER COMPRESSOR AND HIGH-PRESSURE GAS STATION USING THE SAME

 #5
20240003345
2024-01-04

LINEAR COMPRESSOR DISCHARGE VALVES

 #6
20220397109
2022-12-15

Discharge valve arrangement for a refrigerant compressor

 #7
20220282683
2022-09-08

Apparatus and method for engine control

 #8
20220252059
2022-08-11

IMPROVED RUBBER SEALED PLUNGER ASSEMBLY

 #9
20220001995
2022-01-06

Aspirator air vent valve

 #10
20210190059
2021-06-24

Linear compressor

 #11
20210140422
2021-05-13

Air flow generating device

 #12
20210095655
2021-04-01

Linear compressor

 #13
20200217311
2020-07-09

Quick Delivery Air Pump

 #14
20200122848
2020-04-23

Aspirator air vent valve

 #15
20200040884
2020-02-06

Valve closure for a piston compressor valve and method for operating the valve closure

 #16
20200040883
2020-02-06

Piston compressor valve and method for operating a piston compressor valve

 #17
20200003454
2020-01-02

Linear compressor

 #18
20200003201
2020-01-02

Linear compressor

 #19
20200003198
2020-01-02

Reciprocating compressor

 #20
20190309742
2019-10-10

Linear compressor

 #21
20190249654
2019-08-15

One-way valve device

 #22
20190170133
2019-06-06

Valve and gas control device

 #23
20180230982
2018-08-16

Linear compressor

 #24
20170335979
2017-11-23

Automatic ring valve, shutters for automatic ring valves, and method for manufacturing said shutters

 #25
20170321677
2017-11-09

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

 #26
20170321675
2017-11-09

Linear compressor with sound dampening gaskets

 #27
20170292508
2017-10-12

VALVE UNIT FOR A PISTON COMPRESSOR AND PISTON COMPRESSOR

 #28
20170218949
2017-08-03

Valve and fluid control device

 #29
20170204841
2017-07-20

Linear compressor

 #30
20160032920
2016-02-04

Check valve with improved response time

 #31
20160017883
2016-01-21

Linear compressor

 #32
20160017876
2016-01-21

Discharge valve cover for a linear compressor having a valve spring stopper and discharge pulsation reducing chambers

 #33
20160017875
2016-01-21

Linear compressor

 #34
20150167664
2015-06-18

Device for delivering liquid at a stable flow rate

 #35
20150044081
2015-02-12

Automatic valve with a spring holder ring

 #36
20150044080
2015-02-12

Reciprocating compressor having capacity regulation

 #37
20140377111
2014-12-25

Translo-rotating actuated rotary valves for reciprocating compressors and related methods

 #38
20140234135
2014-08-21

Air compressor having enlarged compartment for receiving pressurized air

 #39
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

 #40
20130259719
2013-10-03

Air compressor having mechanical govenor with engine speed relief

 #41
20130251565
2013-09-26

Poppet Valve Assembly, System, and Apparatus for Use in High Speed Compressor Applications

 #42
20130067882
2013-03-21

Bleed air duct joint insulation means

 #43
20120325080
2012-12-27

Gas boosters

 #44
20120128509
2012-05-24

Reciprocating compressor

 #45
20090324437
2009-12-31

Pump valve having a limiting element

 #46
20090220365
2009-09-03

Discharge valve assembly for linear compressor

 #47
20090126807
2009-05-21

VALVE, IN PARTICULAR FOR COMPRESSORS

 #48
20090081054
2009-03-26

Structure of discharging refrigerant for linear compressor

 #49
20090014678
2009-01-15

Elastomeric Sealing Element for Gas Compressor Valve

 #50
20080206080
2008-08-28

Apparatus and Method for Compressing a Cryogenic Media

 #51
20080152514
2008-06-26

Small Refrigerant Compressor

 #52
20080131297
2008-06-05

Suction throttle valve of a compressor

 #53
20070295410
2007-12-27

Discharge valve and valve assembly of reciprocating compressor having the same

 #54
20070272178
2007-11-29

Semi-active compressor valve

 #55
20070065321
2007-03-22

ELASTOMERIC RECIPROCATING COMPRESSOR VALVE SPRING

 #56
20060076015
2006-04-13

Linear compressor

 #57
20060076014
2006-04-13

Linear compressor

 #58
20060067841
2006-03-30

Fluid machine

 #59
20050092374
2005-05-05

Discharging valve assembly of reciprocating compressor