ClassID:

142993

F04B39/066 - 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 -; Cooling; Heating; Prevention of freezing Cooling by ventilation

Recent Application in this class:
#1
20260132777
2026-05-14

GAS INFLATION DEVICE

#2
20260043398
2026-02-12

REAR-SIDE FILTERING AND INTAKE AIR COMPRESSOR STRUCTURE

#3
20260022691
2026-01-22

COMPACT AIR COMPRESSOR

#4
20250382953
2025-12-18

HEAD MODULE FOR AIR COMPRESSOR AND AIR COMPRESSOR INCLUDING SAME

#5
20250180037
2025-06-05

AIR-COOLED PRESSURIZING DEVICE

#6
20250146486
2025-05-08

METHOD FOR CONTROLLING A FIRST REFERENCE TEMPERATURE IN A DEVICE FOR COMPRESSING GAS

#7
20250101971
2025-03-27

COOLING ARRANGEMENT AND METHOD FOR COOLING AN AT LEAST TWO-STAGE COMPRESSED AIR GENERATOR

#8
20250084839
2025-03-13

REDUCED HEAT EXCHANGE RECIPROCATING COMPRESSOR

#9
20250075604
2025-03-06

FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM

#10
20240401579
2024-12-05

Core of dual-motor driven inflatable pump

#11
20240392769
2024-11-28

AIR COMPRESSOR

#12
20240376878
2024-11-14

ASSEMBLY FOR COMPRESSING GAS, METHOD FOR COOLING, AND USE OF SUCH AN ASSEMBLY

#13
20240369053
2024-11-07

GAS COMPRESSOR

#14
20240360819
2024-10-31

Portable electric inflator

#15
20240183347
2024-06-06

COOLING FOR AN ELECTRICALLY OPERATED DISPLACEMENT PUMP

#16
20240167464
2024-05-23

HIGH-PRESSURE, HIGH-FLOW INFLATABLE MOVEMENT

#17
20240068462
2024-02-29

Cooling arrangement and method for cooling an at least two-stage compressed air generator

#18
20240035363
2024-02-01

Fracturing apparatus and control method thereof, fracturing system

#19
20230354532
2023-11-02

GAS COMPRESSOR

#20
20230332608
2023-10-19

Motor assembly for driving a pump or rotary device having a cooling duct

#21
20230332589
2023-10-19

PACKAGED COMPRESSOR

#22
20230150335
2023-05-18

Air compressor for vehicle and method for controlling temperature of the same

#23
20230003212
2023-01-05

COMPRESSOR SYSTEM FOR A RAIL VEHICLE, AND METHOD FOR CONTROLLING A COOLING DEVICE OF A COMPRESSOR SYSTEM

#24
20220372964
2022-11-24

Air compressor

#25
20220372961
2022-11-24

Air compressor

#26
20220372959
2022-11-24

Air Compression Device

#27
20220333591
2022-10-20

Piston of air compressor

#28
20220333590
2022-10-20

Air compressor

#29
20220333471
2022-10-20

Fracturing apparatus and control method thereof, fracturing system

#30
20220298906
2022-09-22

Fracturing apparatus and control method thereof, fracturing system

#31
20220243713
2022-08-04

Cabinet mounted air compressor with negative cabinet pressure

#32
20220106954
2022-04-07

Cooling arrangement and method for cooling an at least two-stage compressed air generator

#33
20220104391
2022-03-31

Electronics enclosure with heat-transfer element

#34
20220018343
2022-01-20

AIR INFLATOR DEVICE

#35
20210289670
2021-09-16

Package-type fluid machine

#36
20210222696
2021-07-22

Motor assembly for driving a pump or rotary device having a cooling duct

#37
20210215147
2021-07-15

Package type fluid machine

#38
20210190056
2021-06-24

Air compressors for use with a vehicle

#39
20210108628
2021-04-15

LINEAR COMPRESSOR

#40
20210102540
2021-04-08

Package-type compressor

#41
20210095658
2021-04-01

AXIAL PISTON PUMP WITH PISTON HAVING PASSIVE COOLING THERMAL RELIEF FEATURE

#42
20210088039
2021-03-25

Linear compressor

#43
20210079930
2021-03-18

Inflator with an air guiding sleeve

#44
20210079905
2021-03-18

Method of reducing air compressor noise

#45
20210071652
2021-03-11

Inflator with motor fixing ring

#46
20210029847
2021-01-28

Electronics enclosure with heat-transfer element

#47
20210017974
2021-01-21

Compressor having heat dissipating structure

#48
20200332785
2020-10-22

Two stage air compressor

#49
20200300246
2020-09-24

Package-type compressor

#50
20200149793
2020-05-14

Compressor with fluid cavity for cooling

#51
20190285062
2019-09-19

ALTERNATIVE TWIN CYLINDER AIR COMPRESSOR

#52
20190257552
2019-08-22

Gas compression cooling system

#53
20190159826
2019-05-30

Smoke evacuation device inlet and outlet manifolds

#54
20190154024
2019-05-23

Method for protecting an electric motor of a device with a motor driven consumer with a continuous capacity control system and choice of such a motor

#55
20190128265
2019-05-02

Gas supplying apparatus

#56
20190055935
2019-02-21

Reciprocating compressor and control method therefor

#57
20190049161
2019-02-14

Axial flow compressor for HVAC chiller systems

#58
20190008070
2019-01-03

Device for radiating heat of capacitor of an inverter in an electric compressor

#59
20190003490
2019-01-03

Packaged compressor

#60
20180347877
2018-12-06

Compressor cooling system

#61
20180238314
2018-08-23

Air inflating device and tire repair machine comprising same

#62
20180128253
2018-05-10

Compressor system for generating compressed air, as well as method for operating a compressor system that generates compressed air

#63
20180100493
2018-04-12

Piston cylinder arrangement for an oil free compressor having cooling passageways and method of cooling wrist pin bearing surface

#64
20180087493
2018-03-29

Compression unit for a volumetric compressor without lubrification

#65
20180073495
2018-03-15

Compressor housing having sound control chambers

#66
20180010477
2018-01-11

PIPELINE-TRANSPORT COMPRESSOR INCLUDING COOLER UNIT AND AIR EXHAUST POWER GENERATION UNIT

#67
20170374758
2017-12-28

Device for radiating heat of capacitor of an inverter in an electric compressor

#68
20170306981
2017-10-26

Volute Structure, Centrifugal Compressor and Refrigeration Equipment

#69
20170198696
2017-07-13

Compressor with fluid cavity for cooling

#70
20170184087
2017-06-29

Multi-stage piston compressor having an outer cooling air conduction system

#71
20170101985
2017-04-13

Oil lubricated compressor

#72
20170037844
2017-02-09

Air compressor

#73
20170005547
2017-01-05

Motor with heat dissipation structure

#74
20160265541
2016-09-15

Inflator

#75
20160265522
2016-09-15

Inflator having an enhanced cooling effect on a motor thereof

#76
20160208789
2016-07-21

Inflator having an enhanced cooling effect on a motor thereof

#77
20160108909
2016-04-21

Methods and apparatus for cooling a solenoid coil of a solenoid pump

#78
20160097389
2016-04-07

Package type compressor

#79
20150377230
2015-12-31

Air compressor

#80
20150337825
2015-11-26

Portable electric inflator

#81
20150330380
2015-11-19

Tank dampening device

#82
20150322997
2015-11-12

Connecting rod for an air compressor

#83
20150322937
2015-11-12

OIL-FREE COMPRESSOR CRANKCASE COOLING ARRANGEMENT

#84
20150322934
2015-11-12

Compressor cooled by a temperature controlled fan

#85
20150322933
2015-11-12

Radially configured oil-free compressor

#86
20150285236
2015-10-08

Air compressor

#87
20150152857
2015-06-04

Compressor housing having sound control chambers

#88
20150147208
2015-05-28

Air compressor

#89
20150078935
2015-03-19

Air compressor with improved cooling performance

#90
20150016953
2015-01-15

Tank dampening device

#91
20140341758
2014-11-20

Reciprocating compressor or pump and a portable tool powering system including a reciprocating compressor

#92
20140331692
2014-11-13

Self-cooling loop with electric ram fan for motor driven compressor

#93
20140216103
2014-08-07

Compressor cooling system

#94
20140216102
2014-08-07

Compressor cooling system

#95
20140154098
2014-06-05

Cooling a drum pump motor and/or battery

#96
20130228316
2013-09-05

Heat dissipation structure of tire repair machine

#97
20130189132
2013-07-25

COMPRESSOR AND VACUUM MACHINE

#98
20130129480
2013-05-23

Compression apparatus

#99
20130108487
2013-05-02

Air-cooled reciprocating compressor having special cooling air conduction

#100
20130101388
2013-04-25

Compression device and method for cooling a compression medium

#101
20130065503
2013-03-14

Air Ducting Shroud For Cooling An Air Compressor Pump And Motor

#102
20130064689
2013-03-14

Method of reducing air compressor noise

#103
20130064643
2013-03-14

Tank dampening device

#104
20130064642
2013-03-14

Tank dampening device

#105
20130064641
2013-03-14

Air ducting shroud for cooling an air compressor pump and motor

#106
20130062141
2013-03-14

Compressor intake muffler and filter

#107
20130062140
2013-03-14

Compressor housing having sound control chambers

#108
20130000481
2013-01-03

COOLING STRUCTURE OF CYLINDER BLOCK AND SWASH PLATE TYPE LIQUID-PRESSURE APPARATUS INCLUDING SAME

#109
20120257992
2012-10-11

Air compressor

#110
20120251355
2012-10-04

Electric connector for cooling a compressor drive circuit

#111
20120251346
2012-10-04

Air compressor

#112
20120193845
2012-08-02

COMPRESSOR AND AIR SUSPENSION APPARATUS USING THE SAME

#113
20110142694
2011-06-16

MOTOR, GAS COMPRESSOR AND AGITATION ELEMENT

#114
20110135513
2011-06-09

Scroll compressor counterweight with cooling flow directing surface

#115
20110070105
2011-03-24

Constructive arrangement for a hermetic refrigeration compressor

#116
20100028173
2010-02-04

INVERTER-INTEGRATED ELECTRIC COMPRESSOR

#117
20090297368
2009-12-03

Single Piece Water Over Air Intercooler for a Reciprocating Air Compressor

#118
20090202363
2009-08-13

Cooling arrangement for a portable air compressor

#119
20090194177
2009-08-06

Air compressor

#120
20090151794
2009-06-18

Compressor arrangement with bypass means for preventing freezing of the cooling unit

#121
20090110567
2009-04-30

Air Compressor

#122
20090016908
2009-01-15

Multi-cylinder, dry-running piston compressor a cooling air flow

#123
20080302516
2008-12-11

Compressor Cooling System and Method of Use

#124
20080112823
2008-05-15

Air compressor

#125
20080003119
2008-01-03

Radial type reciprocating compressor and portable tool powering system with flexing connecting rod arrangement

#126
20080003112
2008-01-03

Radial type reciprocating compressor and portable tool powering system with cylinder liner, valve and annular manifold arrangement

#127
20070292282
2007-12-20

RECIPROCATING COMPRESSOR OR PUMP AND A PORTABLE TOOL POWERING SYSTEM INCLUDING A RECIPROCATING COMPRESSOR

#128
20070231160
2007-10-04

Gas compressor with drier and radio emission controls

#129
20070041847
2007-02-22

Piston-reciprocating gas compressor

#130
20060289080
2006-12-28

Residential compressor for refueling motor vehicles that operate on gaseous fuels

#131
20060245952
2006-11-02

Structure for an air pump

#132
20060239833
2006-10-26

Motor driven compressor

#133
20060222530
2006-10-05

Compressor

#134
20060171829
2006-08-03

Chamber for Compressor and Compressor Using the Same

#135
20060171820
2006-08-03

Cooling arrangement for a portable air compressor

#136
20060104833
2006-05-18

Fan guard having channel to direct cooling air to a piston cylinder

#137
20060067839
2006-03-30

Cooling device for piston machinery

#138
20060034708
2006-02-16

Linear pump cooling system

#139
20060010904
2006-01-19

Oil separator for vapor compression system compressor

#140
20050281691
2005-12-22

Compressor

#141
20050220637
2005-10-06

Fan shroud for pump

#142
20050180864
2005-08-18

Method and apparatus for compressing a gas to a high pressure

#143
20050175469
2005-08-11

High pressure two-stage reciprocating positive displacement compressor unit

#144
20050002805
2005-01-06

Wobble piston pump with carbon graphite cylinder

#145
20050002801
2005-01-06

Compressor of an air conditioner of a car with capability to dissipate heat produced by itself

#146
18673361
2025-07-08

Enclosed air compressor structure featuring remote filtering

#147
13946739
2014-10-14

Fan shroud for pump