ClassID:

142952

F04B39/00 - 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 -

Sub-classes:
Recent Application in this class:
#1
20250188921
2025-06-12

COMPRESSOR

#2
20250180117
2025-06-05

SLIDING MECHANISM

#3
20250180000
2025-06-05

SEALING ASSEMBLY WITH REPOSITIONABLE SEAL

#4
20250154943
2025-05-15

Air Pump Device with Accessories Storage Function

#5
20240360821
2024-10-31

TRANSMISSION STRUCTURE, TRANSMISSION CONNECTION MECHANISM AND AIR COMPRESSOR

#6
20240280083
2024-08-22

Wing energy reutilization system

#7
20240125386
2024-04-18

PISTON RING

#8
20240116268
2024-04-11

COMPOSITIONS INCORPORATING SILICA FIBERS

#9
20230407857
2023-12-21

Floor pump

#10
20230392838
2023-12-07

CRYOPUMPS AND INLET FLOW RESTRICTORS FOR CRYOPUMPS

#11
20230220840
2023-07-13

Sealing assembly with repositionable seal

#12
20230207842
2023-06-29

FUEL CELL FLUID MACHINE

#13
20230097903
2023-03-30

VACUUM PUMP

#14
20220034709
2022-02-03

Monitoring device and apparatus

#15
20210379864
2021-12-09

Compositions incorporating silica fibers

#16
20210276469
2021-09-09

Air pump device and seat device

#17
20210190623
2021-06-24

Display structure of pressure gauge of air compressor

#18
20210095651
2021-04-01

Electric oil pump

#19
20210033168
2021-02-04

Vibration isolation system

#20
20200378376
2020-12-03

Hand air pump handle assembly and hand air pump

#21
20200318621
2020-10-08

Linear compressor

#22
20200217315
2020-07-09

Scroll compressor with suction pipe improvements

#23
20200200159
2020-06-25

Air bag assembly with pumping function

#24
20200149518
2020-05-14

Linear compressor

#25
20200124043
2020-04-23

Vacuum pump apparatus, and pump main body unit, control unit, and spacer each for use in vacuum pump apparatus

#26
20200049138
2020-02-13

Structure of fixing bearing of air compressor

#27
20200040881
2020-02-06

Heat insulating vessel for low temperature liquefied gas pump

#28
20200032792
2020-01-30

Compressor including terminal protection structure

#29
20190376497
2019-12-12

Compressor

#30
20190368483
2019-12-05

HYDROGEN SUPPLY SYSTEM AND DRIVING METHOD OF HYDROGEN SUPPLY SYSTEM

#31
20190353154
2019-11-21

Linear compressor

#32
20190338774
2019-11-07

Compressor for refrigerating machine

#33
20190309626
2019-10-10

Packaged compressor housing

#34
20190271301
2019-09-05

Refrigerant compressor damping element arrangement

#35
20190270274
2019-09-05

Compositions incorporating silica fibers

#36
20190264668
2019-08-29

Linear compressor

#37
20190242387
2019-08-08

Vacuum pump, and waterproof structure and control apparatus applied to vacuum pump

#38
20190195211
2019-06-27

Apparatus for reducing suction pulsation and swash plate type compressor comprising same

#39
20190170132
2019-06-06

System for mounting a refrigerant compressor housing to a base plate

#40
20190128366
2019-05-02

Vibration isolation system

#41
20190128249
2019-05-02

Electric compressor, and refrigeration air-conditioning apparatus

#42
20190120125
2019-04-25

Electric turbocharger

#43
20190089228
2019-03-21

Electric compressor for vehicle, and method for manufacturing electric compressor for vehicle

#44
20190072101
2019-03-07

Sealing structure for casing

#45
20190072100
2019-03-07

Gas seal structure and centrifugal compressor

#46
20190056156
2019-02-21

Accumulator fixing device for compressor, and air-conditioning apparatus including same

#47
20190053384
2019-02-14

Substrate, electric compressor, and air conditioner

#48
20190052137
2019-02-14

Rotor, magnetizing method, motor, and scroll compressor

#49
20190047371
2019-02-14

Circuit assembly having vibration-proof fixing structure for circuit component, and electric compressor for vehicle

#50
20190024547
2019-01-24

Continuous reservoir level monitoring

#51
20180372078
2018-12-27

Electric air pump

#52
20180358861
2018-12-13

Compressor and heat cycle system for refrigerator

#53
20180340717
2018-11-29

Refrigerant compressor and refrigeration device including refrigerant compressor

#54
20180340527
2018-11-29

Refrigerant compressor and refrigeration device including refrigerant compressor

#55
20180337570
2018-11-22

Magnetizing method, rotor, motor, and scroll compressor

#56
20180320679
2018-11-08

Green communities

#57
20180292008
2018-10-11

Sealing structure for airtight container and vehicle refrigerant compressor provided with said structure

#58
20180222715
2018-08-09

Compact inflator

#59
20180216609
2018-08-02

Refrigeration compressor having an outer-rotor type motor with the stator fixed to a member fixed to a cylinder block

#60
20180185999
2018-07-05

Air pump apparatus using electric actuator and air pump system

#61
20180156217
2018-06-07

Refrigeration cycle device with motor speed estimator

#62
20180138763
2018-05-17

Rotor, rotating electric machine, electric compressor, and refrigeration/air-conditioning apparatus

#63
20180106513
2018-04-19

Electric motor for compressor, compressor, and refrigeration cycle device

#64
20180076733
2018-03-15

Power conversion circuit board and electric compressor

#65
20180069487
2018-03-08

Power conversion circuit board, and electric compressor

#66
20180045219
2018-02-15

Blower

#67
20180030970
2018-02-01

Double-headed swash type compressor and method for manufacturing cylinder block

#68
20180023559
2018-01-25

Floating ring type mechanical seal

#69
20180015803
2018-01-18

Vehicular pump apparatus and vehicular bracket

#70
20180003179
2018-01-04

Electric compressor

#71
20170370510
2017-12-28

Joint structure for an air valve

#72
20170370475
2017-12-28

END SURFACE-CONTACT MECHANICAL SEAL

#73
20170355921
2017-12-14

Compressor for refrigeration and air conditioning, and refrigeration and air conditioning device

#74
20170352510
2017-12-07

THERMAL RESPONSE SWITCH

#75
20170343000
2017-11-30

Sealing structure for casing

#76
20170306959
2017-10-26

Oil-free screw compressor having atmosphere open hole formed in casing and communication hole formed in shaft seal device

#77
20170302217
2017-10-19

Power conversion device and compressor driving device

#78
20170302139
2017-10-19

Electric device and electric device manufacturing method

#79
20170298918
2017-10-19

Vibration-dampening air compressor assembly

#80
20170298913
2017-10-19

Linear compressor

#81
20170294814
2017-10-12

Permanent magnet embedded electric motor, compressor and refrigeration air conditioner

#82
20170279341
2017-09-28

Motor rotor, motor using this and electric compressor

#83
20170268492
2017-09-21

Closed compressor and refrigeration device

#84
20170259647
2017-09-14

Electric compressor

#85
20170234552
2017-08-17

Muffler for air-conditioning apparatus and air-conditioning apparatus including the same

#86
20170184085
2017-06-29

Radial Bearing Arrangement in a Refrigeration Compressor

#87
20170158293
2017-06-08

Mechanism and arrangement for static and dynamic adjustment of submersible pumps associated with a floating platform

#88
20170146265
2017-05-25

Compressor and refrigeration cycle device using same

#89
20170138642
2017-05-18

Heat cycle system

#90
20170114781
2017-04-27

Two-way hand-drawn pneumatic cylinder piston

#91
20170072773
2017-03-16

Electric compressor control system and electric compressor for vehicular air conditioning device provided with said system

#92
20170058880
2017-03-02

SEALED COMPRESSOR AND REFRIGERATION DEVICE USING THE SAME

#93
20170040925
2017-02-09

Electric compressor for vehicle

#94
20170030343
2017-02-02

Compressor, compressor housing, and method for manufacturing compressor housing

#95
20170009755
2017-01-12

Sealed compressor and refrigeration device

#96
20160327316
2016-11-10

Inverter-integrated electric compressor

#97
20160305422
2016-10-20

Valve connector for integral high pressure cylinder unloader valve

#98
20160020664
2016-01-21

Inverter-integrated electric compressor

#99
20160017873
2016-01-21

Linear compressor and linear motor for a linear compressor

#100
20150357844
2015-12-10

Vehicular electric compressor

#101
20150323409
2015-11-12

Multi-range on-site full-automatic pressure calibration instrument

#102
20150322936
2015-11-12

High pressure bidirectional miniature electric gas pump

#103
20150316043
2015-11-05

Concrete pump with distributing boom

#104
20150295467
2015-10-15

Inverter-integrated electric compressor

#105
20150098843
2015-04-09

Mechanical seal with PFA bellows

#106
20150057199
2015-02-26

Composition for sliding member

#107
20150047921
2015-02-19

Fluid flow noise mitigation structure and method

#108
20150023808
2015-01-22

Infusion pump including reverse loading protection

#109
20150000867
2015-01-01

Compression apparatus and cooler unit with support structure for cooler unit

#110
20140375157
2014-12-25

Electric compressor

#111
20140334954
2014-11-13

WEAR-RESISTANT AIR PUMP

#112
20140286796
2014-09-25

Air pump with two pressure gauges for high/low pressure indication

#113
20140271291
2014-09-18

AIR PUMP

#114
20140255215
2014-09-11

Intelligent pump monitoring and control system

#115
20140147302
2014-05-29

Mechanical seal with PFA bellows

#116
20140147301
2014-05-29

METALIZED POLYMER COMPONENTS FOR USE IN HIGH TEMPERATURE PUMPING APPLICATIONS

#117
20130269817
2013-10-17

Pump suction pipe

#118
20130247699
2013-09-26

Swash plate of swash-plate type compressor

#119
20130230414
2013-09-05

Air pump for measuring an air pressure

#120
20130180264
2013-07-18

Dual mode automobile air-conditioning system and methods of use

#121
20130142673
2013-06-06

MECHANISM AND ARRANGEMENT FOR STATIC AND DYNAMIC ADJUSTMENT OF SUBMERSIBLE PUMPS ASSOCIATED WITH A FLOATING PLATFORM

#122
20130121852
2013-05-16

System for controlling hydraulic pump in construction machine

#123
20130121809
2013-05-16

Refrigerant compressor

#124
20130108491
2013-05-02

Method for making a pump system with enhanced dynamic seal reliability

#125
20120134850
2012-05-31

Reciprocating compressor and methods for monitoring operation of same

#126
20120097021
2012-04-26

Bootstrap accumulator system with telescoping actuator cylinder

#127
20120076679
2012-03-29

Inverter-integrated electric compressor

#128
20110243769
2011-10-06

Motor-driven compressor

#129
20110217185
2011-09-08

System and method for reducing compressor noise

#130
20110214451
2011-09-08

Compressor and refrigerating machine having the same

#131
20110138827
2011-06-16

IMPROVED OPERATION OF A REFRIGERANT SYSTEM

#132
20110052439
2011-03-03

Refrigerant compressor and refrigerating cycle device

#133
20100326271
2010-12-30

RECIPROCATING PUMP AND METHOD FOR MAKING A SYSTEM WITH ENHANCED DYNAMIC SEAL RELIABILITY

#134
20100225195
2010-09-09

Armature Core, Motor Using It, and Its Manufacturing Method

#135
20100008808
2010-01-14

SLIDING FACE MODIFICATION MATERIAL, METHOD FOR PRODUCING SLIDING FACE MODIFICATION MATERIAL, METHOD FOR USING SLIDING FACE MODIFICATION MATERIAL, SLIDING MEMBERS HAVING SLIDING FACE MODIFICATION MATERIAL, AND COMPRESSOR COMPRISING SLIDING MEMBERS

#136
20090129716
2009-05-21

Heat-Resistant, Oil Resistant Rolling Bearing and Rolling Bearing for Use in a Compressor of a Refrigerating Machine

#137
20080232979
2008-09-25

Compressor

#138
20080194437
2008-08-14

Slide member and process for producing slide member

#139
20080124227
2008-05-29

Maintenance Tray of an Oxygen Machine

#140
20070237974
2007-10-11

Structural Body and Electric-Corrosion Prevention Method for the Same

#141
20060042719
2006-03-02

Packing vent recovery system and method

#142
20050129541
2005-06-16

Bidirectional air pump assembly for inflatable objects

#143
20050125904
2005-06-16

Nozzle structure in combination with a bidirectional air pump

#144
20050104710
2005-05-19

Thermally-actuated switch

#145
15193133
2017-10-24

Intermittent start compressor

#146
13748892
2015-04-28

Packing seal for reciprocating pump

#147
13721541
2016-06-28

Intermittent start compressor