Patents-Review.com
ClassID:

143702 ⎘

F04C29/045 - CPC Classification

Classification description:

Component parts, details or accessories of pumps or pumping installations, not provided for in groups  - ; Heating; Cooling ; Heat insulation of the electric motor in hermetic pumps

Recent Application in this class:
#1
20260055770
2026-02-26

ELECTRIC COMPRESSOR

 #2
20250290514
2025-09-18

MOTOR COOLING IN SCREW COMPRESSORS

 #3
20250283469
2025-09-11

REFRIGERANT COOLED ELECTRIC MOTOR

 #4
20250277488
2025-09-04

THERMISTOR FLOW PATH

 #5
20250237217
2025-07-24

ELECTRIC COMPRESSOR

 #6
20250122877
2025-04-17

COMPRESSOR ASSEMBLY COMPRISING A MOTOR DRIVING ONE OR MORE COMPRESSOR ROTORS AND METHOD FOR FABRICATING A HOUSING PART OF SUCH A COMPRESSOR ASSEMBLY

 #7
20250059975
2025-02-20

REFRIGERANT COMPRESSOR

 #8
20250052243
2025-02-13

SCROLL DEVICE WITH PARALLEL PATH COOLING

 #9
20250052242
2025-02-13

A COMPRESSOR SCROLL PROVIDED WITH AN OIL SUMP FAIRING

 #10
20250043781
2025-02-06

THERMISTOR FLOW PATH

 #11
20250020123
2025-01-16

ELECTRIC COMPRESSOR

 #12
20240218872
2024-07-04

Thermistor flow path

 #13
20240200558
2024-06-20

FLUID PUMP AND ENCLOSURE PROVIDING STATOR HOLDER AND COOLING FOR MOTOR AND ELECTRONICS

 #14
20230407865
2023-12-21

Thermistor flow path

 #15
20230296094
2023-09-21

THERMISTOR FLOW PATH

 #16
20230160383
2023-05-25

Compressor

 #17
20230147568
2023-05-11

Co-rotating compressor

 #18
20220403840
2022-12-22

Thermistor flow path

 #19
20220333598
2022-10-20

Scroll compressor including suction guide

 #20
20220271610
2022-08-25

Compressor device

 #21
20220106952
2022-04-07

Compressor and air-conditioner

 #22
20220090597
2022-03-24

Thermistor flow path

 #23
20210317828
2021-10-14

External gear pump integrated with two independently driven prime movers

 #24
20210123436
2021-04-29

Thermistor flow path

 #25
20200332798
2020-10-22

MOTOR-OPERATED COMPRESSOR

 #26
20200262406
2020-08-20

Watertight chamber type electric vacuum pump and vacuum boosting brake system

 #27
20200248684
2020-08-06

External gear pump integrated with two independently driven prime movers

 #28
20200102959
2020-04-02

Screw compressor

 #29
20200080752
2020-03-12

Compressor and refrigerator having the same

 #30
20200032795
2020-01-30

MOTOR-OPERATED COMPRESSOR

 #31
20190383286
2019-12-19

Scroll compressor provided with a stator winding baffle

 #32
20190331116
2019-10-31

Method for cooling a compressor or vacuum pump and a compressor or vacuum pump applying such a method

 #33
20190301459
2019-10-03

Electric compressor having compression portion and motor chamber communication via passage in flange of shaft support member

 #34
20190186490
2019-06-20

Screw compressor

 #35
20180355869
2018-12-13

SCROLL COMPRESSOR PROVIDED WITH A FLUID DEFLECTING AND DIVIDING DEVICE

 #36
20180328364
2018-11-15

Scroll compressor with oil separation member

 #37
20180328362
2018-11-15

Scroll compressor with oil separator

 #38
20180238596
2018-08-23

Rotary compressor and refrigerating cycle device having bearings containing annular groove/elastic portion arrangement

 #39
20180195511
2018-07-12

FLUID COMPRESSOR

 #40
20180172002
2018-06-21

Screw compressor

 #41
20180138763
2018-05-17

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

 #42
20180112902
2018-04-26

Compressor crankcase heating control systems and methods

 #43
20180097419
2018-04-05

Compressor for compressing refrigerant and having a motor with insulator tooth portions

 #44
20180066657
2018-03-08

Compressor

 #45
20180058454
2018-03-01

Electric compressor, control device, and monitoring method

 #46
20180030972
2018-02-01

ELECTRIC COMPRESSOR

 #47
20180023565
2018-01-25

Pump assembly having integrated controller and motor with internal active cooling

 #48
20180003179
2018-01-04

Electric compressor

 #49
20170343098
2017-11-30

Thermistor flow path

 #50
20170274728
2017-09-28

MOTOR-DRIVEN COMPRESSOR AND COOLING SYSTEM

 #51
20170268515
2017-09-21

Compressor oil separation and assembly method

 #52
20170204854
2017-07-20

External gear pump integrated with two independently driven prime movers

 #53
20170122320
2017-05-04

Device for compressing and expanding a gas and method for controlling the pressure in two grids of a different nominal pressure level

 #54
20170089624
2017-03-30

HERMETIC COMPRESSOR AND VAPOR COMPRESSION-TYPE REFRIGERATION CYCLE DEVICE INCLUDING THE HERMETIC COMPRESSOR

 #55
20160369797
2016-12-22

Fuel filter assembly with brushless DC pump

 #56
20160333880
2016-11-17

Electric compressor

 #57
20160238006
2016-08-18

Scroll compressor

 #58
20160146209
2016-05-26

Compressor driven by a motor based on a temperature of a drive circuit

 #59
20160061505
2016-03-03

Compressor crankcase heating control systems and methods

 #60
20160017885
2016-01-21

Electric motor vehicle vacuum pump arrangement

 #61
20150354572
2015-12-10

Hermetic compressor and vapor compression-type refrigeration cycle device including the hermetic compressor

 #62
20150354567
2015-12-10

SCROLL COMPRESSOR

 #63
20150354566
2015-12-10

Housing for scroll compressor and scroll compressor

 #64
20150240814
2015-08-27

COMPRESSOR FOR NATURAL GAS

 #65
20150159649
2015-06-11

Refrigerant compressor and refrigeration cycle device

 #66
20150052936
2015-02-26

Sealed compressor and vapor compression refrigeration cycle apparatus including the sealed compressor

 #67
20150030491
2015-01-29

Compressor device as well as the use of such a compressor device

 #68
20150023826
2015-01-22

Screw compressor

 #69
20140294623
2014-10-02

Thermal/noise management in a scroll pump

 #70
20140255209
2014-09-11

Crankcase heater systems and methods for variable speed compressors

 #71
20140140868
2014-05-22

Scroll compressor with oil-cooled motor

 #72
20140140867
2014-05-22

VARIABLE SPEED SCROLL COMPRESSOR

 #73
20140134014
2014-05-15

Motor-driven compressor including a rotor core having a refrigerant passage

 #74
20140093398
2014-04-03

ELECTRIC MACHINE INCLUDING A SHAFT HAVING A PUMP VANE

 #75
20140003974
2014-01-02

Motor driven compressor

 #76
20130272910
2013-10-17

Scroll compressor

 #77
20130251562
2013-09-26

Suction duct with stabilizing ribs

 #78
20130251544
2013-09-26

Suction duct with adjustable diametric fit

 #79
20130236334
2013-09-12

DOUBLE-SCREW LIQUID PUMP

 #80
20130081710
2013-04-04

Direct-suction compressor

 #81
20120301334
2012-11-29

Compressor and Refrigerating Cycle Apparatus

 #82
20120275939
2012-11-01

Electrically driven compressor system for vehicles

 #83
20120269667
2012-10-25

HERMETIC COMPRESSOR

 #84
20120230850
2012-09-13

Electric pump unit

 #85
20120141307
2012-06-07

Electric compressor

 #86
20120111043
2012-05-10

Air-conditioning apparatus

 #87
20120107151
2012-05-03

Refrigerant compressor

 #88
20120034111
2012-02-09

Motor pump unit

 #89
20110300006
2011-12-08

System and method for cooling a compressor motor

 #90
20110274575
2011-11-10

COMPRESSOR, IN PARTICULAR A RADIAL PISTON COMPRESSOR FOR CARBON DIOXIDE AS A REFRIGERANT

 #91
20110200468
2011-08-18

POWER DRIVEN COMPRESSOR SYSTEM FOR VEHICLES

 #92
20110200467
2011-08-18

POWER DRIVEN COMPRESSOR THAT PREVENTS OVERHEATING OF CONTROL CIRCUIT

 #93
20110158840
2011-06-30

Oil recovery member, and motor mechanism and compressor using the same

 #94
20110135513
2011-06-09

Scroll compressor counterweight with cooling flow directing surface

 #95
20110070100
2011-03-24

Crankcase heater systems and methods for variable speed compressors

 #96
20100296950
2010-11-25

Compressor

 #97
20100209266
2010-08-19

Electric compressor integral with drive circuit

 #98
20100146990
2010-06-17

THERMOELECTRIC COOLER FOR COMPRESSOR MOTOR

 #99
20100135840
2010-06-03

Screw compressor

 #100
20100132389
2010-06-03

Compressor and refrigeration apparatus using the same

 #101
20100092306
2010-04-15

Compressor reverse rotation of variable duration on start-up

 #102
20100064707
2010-03-18

Multi-stage compressor

 #103
20090293534
2009-12-03

Rotary compressor having an oil separation plate therein

 #104
20090285710
2009-11-19

Compressor unloading valve

 #105
20090285702
2009-11-19

COMPRESSOR

 #106
20090277215
2009-11-12

Two-stage screw compressor and refrigerating device

 #107
20090269220
2009-10-29

ELECTRIC COMPRESSOR

 #108
20090162233
2009-06-25

Horizontal type electric compressor

 #109
20090148314
2009-06-11

Scroll Fluid Machine

 #110
20090100861
2009-04-23

COMPRESSOR

 #111
20090035160
2009-02-05

Hermetic compressor and refrigeration cycle device having the same

 #112
20090031753
2009-02-05

COMPRESSOR

 #113
20080317614
2008-12-25

Electric compressor

 #114
20080181791
2008-07-31

Electric compressor

 #115
20080170957
2008-07-17

Compressor and oil separating device therefor

 #116
20080145214
2008-06-19

Vacuum pump with a multi-sectional housing

 #117
20080138228
2008-06-12

Scroll type fluid machine having a circulation path and inlet path for guiding refrigerant from a discharge chamber to a drive casing and to a rear-side of movable scroll

 #118
20080131303
2008-06-05

Compressor terminal plate

 #119
20080038132
2008-02-14

Rotary Dry Vacuum Pump

 #120
20070297925
2007-12-27

Integrated electric motor driven compressor

 #121
20070241627
2007-10-18

Lubricant cooled integrated motor/compressor design

 #122
20070212232
2007-09-13

System and method for cooling a compressor motor

 #123
20070077159
2007-04-05

Scroll fluid machine

 #124
20060257272
2006-11-16

Compressor

 #125
20060255667
2006-11-16

Integrated electric motor driven compressor

 #126
20060216181
2006-09-28

SCROLL FLUID MACHINE COMPRISING COMPRESSING AND EXPANDING SECTIONS

 #127
20060216180
2006-09-28

SCROLL FLUID MACHINE COMPRISING COMPRESSING AND EXPANDING SECTIONS

 #128
20060204377
2006-09-14

Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method

 #129
20060182647
2006-08-17

Screw compressor

 #130
20060177335
2006-08-10

Low-pressure type orbiting vane compressor

 #131
20060115371
2006-06-01

Scroll compressor

 #132
20060056983
2006-03-16

Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method

 #133
20060056982
2006-03-16

Multistage compression type rotary compressor

 #134
20060056981
2006-03-16

Filtering device for multistage compression type rotary compressor

 #135
20060045783
2006-03-02

Scroll fluid machine

 #136
20050129557
2005-06-16

Electric compressor

 #137
20050031469
2005-02-10

Scroll fluid machine comprising compressing and expanding sections

 #138
20050019169
2005-01-27

Tempering method for a screw-type vacuum pump

 #139
17834858
2023-06-27

Drive shaft connector with counterweight and blades for cooling pump motor