controlling field supply only

Industry

CPC
H02P7/282

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Parent Industries

HELECTRICITY H02Electric power H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS H02P7/00Arrangements for regulating or controlling the speed or torque of electric DC motors

Current Industry

H02P7/282controlling field supply only

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Methods for controlling a voltage present at an electric fan
- Patent number 10,833,615
- Issue date Nov 10, 2020
- Siemens Aktiengesellschaft
- Dirk Hertz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Closed control device for DC brush motor, control system, and contr...
- Patent number 10,770,995
- Issue date Sep 8, 2020
- Kabushiki Kaisha Toshiba
- Hideki Kimura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving device
- Patent number 10,348,237
- Issue date Jul 9, 2019
- Hitachi Automotive Systems, Ltd.
- Tomio Sakashita
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Cross-interlocked switch type DC electric machine having auxiliary...
- Patent number 9,543,797
- Issue date Jan 10, 2017
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field winding rotating electrical machine and method for controllin...
- Patent number 9,294,025
- Issue date Mar 22, 2016
- Mitsubishi Electric Corporation
- Kenichi Akita
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Cross-interlocked switch type DC electric machine having auxiliary...
- Patent number 9,178,396
- Issue date Nov 3, 2015
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC motor assembly with soft starting capability
- Patent number 8,975,877
- Issue date Mar 10, 2015
- Pratt & Whitney Canada Corp.
- Kevin Allan Dooley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device and method for measuring and controlling the speed and torqu...
- Patent number 8,198,837
- Issue date Jun 12, 2012
- MagneTek, Inc.
- Jason Wellnitz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for speed control and stall protection combinatio...
- Patent number 7,486,489
- Issue date Feb 3, 2009
- Siemens Canada Limited
- Corneliu Dragoi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,339,394
- Issue date Mar 4, 2008
- Temic Automotive of North America, Inc.
- Ronan P. De Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,239,168
- Issue date Jul 3, 2007
- Temic Automotive of North America, Inc.
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,109,742
- Issue date Sep 19, 2006
- Motorola, Inc.
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field current control method in motor
- Patent number 6,580,874
- Issue date Jun 17, 2003
- Honda Giken Kabushiki Kaisha
- Shigenobu Sekiya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shunt-type speed control circuit having transient storage effect fo...
- Patent number 5,703,448
- Issue date Dec 30, 1997
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over drive control apparatus of direct current series motor
- Patent number 5,654,613
- Issue date Aug 5, 1997
- Samsung Heavy Industries Co., Ltd.
- Jong Gun Kim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system and method for controlling a DC motor or generator
- Patent number 5,541,483
- Issue date Jul 30, 1996
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inductive load drive circuit for eliminating back electromotive for...
- Patent number 5,528,115
- Issue date Jun 18, 1996
- Nikon Corporation
- Fumiya Taguchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC motor with auxiliary exciting power supply for switching-on seri...
- Patent number 5,453,673
- Issue date Sep 26, 1995
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric vehicle speed control
- Patent number 4,675,585
- Issue date Jun 23, 1987
- Outboard Marine Corporation
- William R. Krueger
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Variable-speed electrical machine
- Patent number 4,672,291
- Issue date Jun 9, 1987
- Siemens Aktiengesellschaft
- Heinz Rosenberg
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field weakening system for pulse-controlled three-terminal d.c. motor
- Patent number 4,385,266
- Issue date May 24, 1983
- Technical Operations Limited
- Albert E. Sloan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Combination field chopper and battery charger
- Patent number 4,292,578
- Issue date Sep 29, 1981
- The United States of America as represented by the United States Department o...
- Robert L. Steigerwald
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Speed sensitive field weakening control for traction motors
- Patent number 4,260,937
- Issue date Apr 7, 1981
- Outboard Marine Corporation
- David T. Cavil
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field weakening circuits for electric motors
- Patent number 4,250,437
- Issue date Feb 10, 1981
- Cableform Limited
- John Morton
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system and method for operating a DC motor
- Patent number 4,240,015
- Issue date Dec 16, 1980
- Exxon Research and Engineering Co.
- Kevin E. White
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Tape tension control for tape recording and/or reproducing system
- Patent number 4,218,639
- Issue date Aug 19, 1980
- Nippon Electric Company, Ltd.
- Isao Sanguu
- G11 - INFORMATION STORAGE
Information Patent Grant
Tension controlling
- Patent number 4,214,190
- Issue date Jul 22, 1980
- Vee Arc Corporation
- Allen E. Ottoson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive circuit for a DC motor
- Patent number 4,181,875
- Issue date Jan 1, 1980
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed sensitive field weakening control for traction motors
- Patent number 4,131,832
- Issue date Dec 26, 1978
- Outboard Marine Corporation
- David T. Cavil
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Safety features for electric vehicle control
- Patent number 4,090,114
- Issue date May 16, 1978
- Westinghouse Electric Corp.
- Francis T. Thompson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CLOSED CONTROL DEVICE FOR DC BRUSH MOTOR, CONTROL SYSTEM, AND CONTR...
- Publication number 20190288622
- Publication date Sep 19, 2019
- Kabushiki Kaisha Toshiba
- Hideki KIMURA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor Driving Device
- Publication number 20190052218
- Publication date Feb 14, 2019
- Hitachi Automotive Systems, Ltd.
- Tomio SAKASHITA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
FIELD WINDING ROTATING ELECTRICAL MACHINE AND METHOD FOR CONTROLLIN...
- Publication number 20150048773
- Publication date Feb 19, 2015
- Mitsubishi Electric Corporation
- Kenichi Akita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...
- Publication number 20130328456
- Publication date Dec 12, 2013
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...
- Publication number 20130328457
- Publication date Dec 12, 2013
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC MOTOR ASSEMBLY WITH SOFT STARTING CAPABILITY
- Publication number 20120126547
- Publication date May 24, 2012
- Pratt & Whitney Canada Corp.
- Kevin Allan Dooley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Circuit System and Method for Operating an Electric Motor Having Va...
- Publication number 20070248336
- Publication date Oct 25, 2007
- Norbert Knab
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor drive unit
- Publication number 20070092232
- Publication date Apr 26, 2007
- Norio Fujii
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060125513
- Publication date Jun 15, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060103417
- Publication date May 18, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060006899
- Publication date Jan 12, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
System and method for speed control and stall protection combinatio...
- Publication number 20040228051
- Publication date Nov 18, 2004
- Siemens VDO Automotive Inc.
- Corneliu Dragoi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

controlling field supply only

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Methods for controlling a voltage present at an electric fan

Closed control device for DC brush motor, control system, and contr...

Motor driving device

Cross-interlocked switch type DC electric machine having auxiliary...

Field winding rotating electrical machine and method for controllin...

Cross-interlocked switch type DC electric machine having auxiliary...

DC motor assembly with soft starting capability

Device and method for measuring and controlling the speed and torqu...

System and method for speed control and stall protection combinatio...

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Field current control method in motor

Shunt-type speed control circuit having transient storage effect fo...

Over drive control apparatus of direct current series motor

Control system and method for controlling a DC motor or generator

Inductive load drive circuit for eliminating back electromotive for...

DC motor with auxiliary exciting power supply for switching-on seri...

Electric vehicle speed control

Variable-speed electrical machine

Field weakening system for pulse-controlled three-terminal d.c. motor

Combination field chopper and battery charger

Speed sensitive field weakening control for traction motors

Field weakening circuits for electric motors

Control system and method for operating a DC motor

Tape tension control for tape recording and/or reproducing system

Tension controlling

Drive circuit for a DC motor

Speed sensitive field weakening control for traction motors

Safety features for electric vehicle control

Patents Applicationslast 30 patents

CLOSED CONTROL DEVICE FOR DC BRUSH MOTOR, CONTROL SYSTEM, AND CONTR...

Motor Driving Device

FIELD WINDING ROTATING ELECTRICAL MACHINE AND METHOD FOR CONTROLLIN...

Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...

Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...

DC MOTOR ASSEMBLY WITH SOFT STARTING CAPABILITY

Circuit System and Method for Operating an Electric Motor Having Va...

Motor drive unit

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Current sensing in a two-phase motor

System and method for speed control and stall protection combinatio...