ClassID:

143293

F04B2203/0202 - CPC Classification

Classification description:

Motor parameters of rotating electric motors Voltage

Recent Application in this class:
#1
20260132781
2026-05-14

SIGNAL DISTRIBUTION DEVICE FOR A FLUID PUMP

#2
20250376979
2025-12-11

MOTOR POWER OPTIMIZATION FOR DOWNHOLE MOTORS

#3
20250290502
2025-09-18

REFRIGERATION CYCLE DEVICE

#4
20250198398
2025-06-19

WOBBLE PLATE PISTON WATER PUMP FOR USE IN A LOW FLOW GAS PRESSURE WASHER OR A LOW CURRENT ELECTRIC PRESSURE WASHER

#5
20250167640
2025-05-22

SYSTEM AND METHOD FOR AN EARLY WARNING SYSTEM FOR MITIGATING HIGH FREQUENCY COMMON MODE PHENOMENA AND ASSOCIATED AFFECTS ON ELECTRICAL SUBMERSIBLE PUMPS MECHANICAL RUN LIFE

#6
20240159232
2024-05-16

Electrical submersible pump control

#7
20240079985
2024-03-07

Control device, electric compressor, ripple voltage detecting method, and program

#8
20240035466
2024-02-01

Driving circuit of fluid pump module

#9
20230417236
2023-12-28

Motor driven pump with prognostic health monitoring based on motor characteristics

#10
20230358240
2023-11-09

Pump Having Monitoring Circuit

#11
20230110823
2023-04-13

System and method for an early warning system for mitigating high frequency common mode (L-G) phenomena and associated affects on electrical submersible pumps mechanical run life

#12
20230102332
2023-03-30

Electronic Pressure Compensated Hydraulic Motor Pump with Variable Output Power

#13
20230098092
2023-03-30

SYSTEMS AND METHODS FOR CONTROLLING PULSE MODE PUMPING IN INFUSION SYSTEMS

#14
20230003211
2023-01-05

DEVICE FOR DELIVERING A FLUID TO A CONSUMPTION POINT AND ASSOCIATED METHOD

#15
20220412336
2022-12-29

Wobble plate pistonwater pump for use ina low flow gas pressure washer or a low current electric pressure washer

#16
20220364557
2022-11-17

Wobble plate piston water pump for use in a low flow gas pressure washer or a low current electric pressure washer

#17
20220213887
2022-07-07

Pump system, fluid supply device and method for controlling drive of pump system

#18
20220049694
2022-02-17

Apparatus and method for controlling compressor

#19
20220049692
2022-02-17

Operating method of a compressor of a refrigerating machine and compressor of a refrigerating machine

#20
20220010793
2022-01-13

Electrical submersible pump control

#21
20210340975
2021-11-04

METHOD FOR INCREASING THE EFFICIENCY OF HERMETIC COMPRESSORS USED IN REFRIGERATION AND AIR CONDITIONING

#22
20210310479
2021-10-07

Fluid machine

#23
20210293231
2021-09-23

Air compressor

#24
20210281208
2021-09-09

Variable speed drive with secondary windings

#25
20210155080
2021-05-27

Current estimating device, electric compressor, current estimating method, and motor current effective value estimating method

#26
20210079904
2021-03-18

COMPRESSED AIR SYSTEM FOR A MOTOR VEHICLE

#27
20210071660
2021-03-11

Air compressor

#28
20210062803
2021-03-04

METHOD AND SYSTEM FOR MONITORING THE CONDITION OF ROTATING SYSTEMS

#29
20210010468
2021-01-14

Operation controlling apparatus and method of reciprocating compressor

#30
20200358341
2020-11-12

Method and apparatus for high frequency common mode (L-G) phenomena and associated affect on ESP and mechnical run life

#31
20200347836
2020-11-05

Wobble plate piston water pump for use in a low flow gas pressure washer or a low current electric pressure washer

#32
20200291932
2020-09-17

Automatic self-driving pumps

#33
20200266738
2020-08-20

Control method and control unit for a DC pump motor

#34
20200200166
2020-06-25

Electric pump

#35
20190316579
2019-10-17

Pump control system and operating method thereof

#36
20190264678
2019-08-29

Control system and control method

#37
20190186480
2019-06-20

Closed loop torque compensation for compressor applications

#38
20190165727
2019-05-30

Solar pumping system and a method for operating solar pumping system

#39
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

#40
20190136850
2019-05-09

Beverage production module and method for operating a beverage production module

#41
20190131832
2019-05-02

ENERGY OPTIMIZATION DEVICE

#42
20190128254
2019-05-02

Method of driving an atmospheric air pump in a capillary electrophoresis apparatus

#43
20190093932
2019-03-28

Compressor driving apparatus and home appliance including the same

#44
20190044421
2019-02-07

System and method for a mitigating high frequency common mode (L-G) phenomena and associated affects on electrical submersible pumps mechanical run life

#45
20180347416
2018-12-06

Control device for electric motor and hydraulic pressure supply system

#46
20180313341
2018-11-01

Wobble plate piston pump for low flow gas and electric water pressure washers

#47
20180281565
2018-10-04

Inverter-integrated electric compressor and circuit board, and method for manufacturing circuit board

#48
20180230991
2018-08-16

Improper opening detection method of multiple suction reciprocating compressor suction valve

#49
20180135607
2018-05-17

Method For Operating The Fluid Delivery System

#50
20180038364
2018-02-08

METHOD FOR OPERATING AN UNDULATING DIAPHRAGM PUMP AND AN UNDULATING DIAPHRAGM PUMP OPERATING SYSTEM

#51
20180003181
2018-01-04

Safety vacuum release system

#52
20170335839
2017-11-23

Compressor control apparatus and control method

#53
20170314282
2017-11-02

Fluid circulation monitoring system

#54
20170101985
2017-04-13

Oil lubricated compressor

#55
20170086619
2017-03-30

Machine for preparing liquid products, in particular via capsules

#56
20170037842
2017-02-09

Air compressor

#57
20170002805
2017-01-05

ELECTRIC MOTOR CONTROL FOR PUMPJACK PUMPING

#58
20160238000
2016-08-18

Air inlet control for air compressor

#59
20160226416
2016-08-04

Compressor having a control and diagnostic module

#60
20160076536
2016-03-17

Compressor sensor module

#61
20160002889
2016-01-07

Engine-assist device and industrial machine

#62
20150318813
2015-11-05

Refrigerant compressor drives offering enhanced robustness, efficiency and rated voltage operability

#63
20150295532
2015-10-15

Electric compressor

#64
20150292501
2015-10-15

Sump pump monitoring device and method

#65
20150263655
2015-09-17

Reverse rotation braking for a PM motor

#66
20150263653
2015-09-17

Electric pump

#67
20150176575
2015-06-25

Compressed air system for a motor vehicle

#68
20150167661
2015-06-18

System and method for fault detection in an electrical device

#69
20150098836
2015-04-09

Beverage production module and method for operating a beverage production module with reduced voltage

#70
20140368152
2014-12-18

Method of controlling a pump and motor

#71
20140322029
2014-10-30

Pump using multi voltage electronics with run dry and over current protection

#72
20140286793
2014-09-25

Current limited pulse width modulation controlled motor

#73
20140268433
2014-09-18

System and method for protection of a compressor with an aluminum winding motor

#74
20140196490
2014-07-17

System and method for controlling a variable speed drive of a compressor motor

#75
20140048004
2014-02-20

Method of and system for evacuating fluid in a sea vessel

#76
20130343910
2013-12-26

Methods and systems for monitoring a power supply for a fire pump motor

#77
20130343907
2013-12-26

Pump using multi voltage electronics with run dry and over current protection

#78
20130228345
2013-09-05

Control of the electric motors of a pump unit of a fire protection system

#79
20130195678
2013-08-01

Apparatus and method for controlling compressor, and refrigerator having the same

#80
20130166231
2013-06-27

Compressor sensor module

#81
20130156606
2013-06-20

Washing appliance and control method thereof

#82
20130104631
2013-05-02

Pump for liquid chromatograph, and liquid chromatograph

#83
20130098089
2013-04-25

Device and method for controlling compressor, and refrigerator including same

#84
20130045113
2013-02-21

Reverse rotation braking for a PM motor

#85
20120235619
2012-09-20

Pump system and method for operating the same

#86
20120107140
2012-05-03

Method of operating a safety vacuum release system

#87
20110217183
2011-09-08

Beverage production module and method for operating a beverage production module

#88
20110120424
2011-05-26

Method for Operating A Fuel Pump In A Motor Vehicle and Fuel Pump

#89
20110020155
2011-01-27

Ultra high pressure pump with an alternating rotation to linear displacement mechanism

#90
20100187899
2010-07-29

Pump control apparatus and brake control system

#91
20100155036
2010-06-24

Cooling system

#92
20100092308
2010-04-15

Method of operating a safety vacuum release system

#93
20100080714
2010-04-01

Controller for a motor and a method of controlling the motor

#94
20100021313
2010-01-28

Electronic control for a rotary fluid device

#95
20090297362
2009-12-03

Electrical system for a pump

#96
20090119036
2009-05-07

Compressor sensor module

#97
20090092502
2009-04-09

COMPRESSOR HAVING A POWER FACTOR CORRECTION SYSTEM AND METHOD

#98
20080187298
2008-08-07

VSD control

#99
20080131287
2008-06-05

Vsd Control

#100
20080089792
2008-04-17

Operation control device and method of compressor

#101
20060276999
2006-12-07

Control system for centrifugal pumps

#102
20060251525
2006-11-09

Rod pump control system including parameter estimator

#103
20060125437
2006-06-15

Motor control method and device thereof

#104
20050271519
2005-12-08

Apparatus for controlling operation of compressor and method therefore

#105
20050247073
2005-11-10

Drive unit for compressor and refrigerator

#106
20050162787
2005-07-28

Arrangement for overload protection and method for reducing the current consumption in the event of mains voltage fluctuations

#107
20050103036
2005-05-19

Compressor unit and refrigerator using the unit

#108
20050069418
2005-03-31

Pump drive motor control apparatus