using Ward-Leonard arrangements

Industry

CPC
H02P7/34

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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

H02P7/34using Ward-Leonard arrangements

Industries

Patents Grantslast 30 patents

Information Patent Grant
Direct current load identification system
- Patent number 11,984,838
- Issue date May 14, 2024
- Haier US Appliance Solutions, Inc.
- Ricardo Alberto Aguiar
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Propulsive electric motor set with electric generator
- Patent number 11,984,839
- Issue date May 14, 2024
- Airbus Operations SAS
- Jean-François Allias
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power delivery system and method
- Patent number 11,469,694
- Issue date Oct 11, 2022
- Transportation IP Holdings, LLC
- Ajith Kuttannair Kumar
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotating electric machine drive unit
- Patent number 11,271,500
- Issue date Mar 8, 2022
- Honda Motor Co., Ltd.
- Ryuta Wakabayashi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive device and method for operating a drive device
- Patent number 11,031,889
- Issue date Jun 8, 2021
- Audi AG
- Matthias Hartmann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brushless direct current electric motor driving control method and...
- Patent number 10,447,188
- Issue date Oct 15, 2019
- Hyundai Motor Company
- Dong Soo Shim
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
DC motor-generator control circuit
- Patent number 5,576,613
- Issue date Nov 19, 1996
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamic current feedback magnetizing type series or compound DC mot...
- Patent number 5,408,166
- Issue date Apr 18, 1995
- Tai-Her Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Static power conversion for adding DC motors
- Patent number 4,743,814
- Issue date May 10, 1988
- Edwin W. Sankey
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Broadband four-port TEM mode 180.degree. printed circuit microwave...
- Patent number 4,578,652
- Issue date Mar 25, 1986
- ITT Corporation
- William G. Sterns
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for supression of underdamped oscillations in ac power drawn...
- Patent number 4,494,050
- Issue date Jan 15, 1985
- The Broken Hill Proprietary Company Limited
- Noel R. Godfrey
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power control of a stalling motor
- Patent number 4,322,668
- Issue date Mar 30, 1982
- Canadian General Electric Company Ltd.
- Ronald C. Trussler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed control system for a motor
- Patent number 4,263,988
- Issue date Apr 28, 1981
- Hitachi, Ltd.
- Hiromi Inaba
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
On-line switching between two control parameters
- Patent number 4,234,832
- Issue date Nov 18, 1980
- Aluminum Company of America
- Louis H. Dreinhoefer
- G05 - CONTROLLING REGULATING
Information Patent Grant
Earth excavator including apparatus for stabilizing performance by...
- Patent number 4,061,949
- Issue date Dec 6, 1977
- General Electric Company
- Daniel L. Griffis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic field systems employing a superconducting D.C. field coil
- Patent number 4,045,716
- Issue date Aug 30, 1977
- Trevor Carlisle Bartram
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transient load damping circuit for excavator
- Patent number 4,031,440
- Issue date Jun 21, 1977
- Bucyrus-Erie Company
- Edward H. Christian
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over-speed preventing apparatus for DC motor
- Patent number 4,031,439
- Issue date Jun 21, 1977
- Hitachi, Ltd.
- Yoshio Sakai
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Multi-loop direct current motor regulating system protected against...
- Patent number 4,028,601
- Issue date Jun 7, 1977
- Westinghouse Electric Corporation
- Robert S. Peterson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Elevator speed control system
- Patent number 4,027,745
- Issue date Jun 7, 1977
- Mitsubishi Denki Kabushiki Kaisha
- Eiki Watanabe
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Series parallel transition for power supply
- Patent number 4,009,431
- Issue date Feb 22, 1977
- General Motors Corporation
- Lauren L. Johnson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrical propulsion system and control arrangements therefor
- Patent number 3,997,824
- Issue date Dec 14, 1976
- General Electric Company
- John A. Beverley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Constant power control of a D.C. electric motor for handling cargoes
- Patent number 3,965,403
- Issue date Jun 22, 1976
- Tokyo Shibaura Electric Co., Ltd.
- Chihiro Okado
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and means for measuring the torque delivered by an electric...
- Patent number 3,965,407
- Issue date Jun 22, 1976
- Bucyrus-Erie Company
- Thomas A. Stoner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3889127
- Patent number 3,889,127
- Issue date Jun 10, 1975
- B60 - VEHICLES IN GENERAL
Information Patent Grant
3867678
- Patent number 3,867,678
- Issue date Feb 18, 1975
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3826961
- Patent number 3,826,961
- Issue date Jul 30, 1974
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3826958
- Patent number 3,826,958
- Issue date Jul 30, 1974
- B60 - VEHICLES IN GENERAL
Information Patent Grant
3706017
- Patent number 3,706,017
- Issue date Dec 12, 1972
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
3688167
- Patent number 3,688,167
- Issue date Aug 29, 1972
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR GENERATING MOVEMENT OF ITEMS IN A SPECIFIC PATTERN
- Publication number 20240128893
- Publication date Apr 18, 2024
- Scott C. Sperry
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
PROPULSION CHANNEL FOR AIRCRAFT
- Publication number 20230246573
- Publication date Aug 3, 2023
- SAFRAN
- Christophe Ludovic Jean-Claude VIGUIER
- B60 - VEHICLES IN GENERAL
Information Patent Application
ENERGY EFFICIENT MOTOR-GENERATOR
- Publication number 20230044966
- Publication date Feb 9, 2023
- PAL-K Dynamics Inc.
- Kunjimon Thekypeedikayil Kuttyamu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT CURRENT LOAD IDENTIFICATION SYSTEM
- Publication number 20230015422
- Publication date Jan 19, 2023
- Haier US Appliance Solutions, Inc.
- Ricardo Alberto Aguiar
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROPULSIVE ELECTRIC MOTOR SET WITH ELECTRIC GENERATOR
- Publication number 20220329181
- Publication date Oct 13, 2022
- Airbus Operations SAS
- Jean-François ALLIAS
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
POWER DELIVERY SYSTEM AND METHOD
- Publication number 20210104961
- Publication date Apr 8, 2021
- Ajith Kuttannair Kumar
- B60 - VEHICLES IN GENERAL
Information Patent Application
ROTATING ELECTRIC MACHINE DRIVE UNIT
- Publication number 20200358383
- Publication date Nov 12, 2020
- Honda Motor Co., Ltd.
- Ryuta WAKABAYASHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
DRIVE DEVICE AND METHOD FOR OPERATING A DRIVE DEVICE
- Publication number 20200274468
- Publication date Aug 27, 2020
- Audi AG
- Matthias HARTMANN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BRUSHLESS DIRECT CURRENT ELECTRIC MOTOR DRIVING CONTROL METHOD AND...
- Publication number 20180167005
- Publication date Jun 14, 2018
- Hyundai Motor Company
- Dong Soo Shim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

using Ward-Leonard arrangements

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Direct current load identification system

Propulsive electric motor set with electric generator

Power delivery system and method

Rotating electric machine drive unit

Drive device and method for operating a drive device

Brushless direct current electric motor driving control method and...

DC motor-generator control circuit

Dynamic current feedback magnetizing type series or compound DC mot...

Static power conversion for adding DC motors

Broadband four-port TEM mode 180.degree. printed circuit microwave...

System for supression of underdamped oscillations in ac power drawn...

Power control of a stalling motor

Speed control system for a motor

On-line switching between two control parameters

Earth excavator including apparatus for stabilizing performance by...

Magnetic field systems employing a superconducting D.C. field coil

Transient load damping circuit for excavator

Over-speed preventing apparatus for DC motor

Multi-loop direct current motor regulating system protected against...

Elevator speed control system

Series parallel transition for power supply

Electrical propulsion system and control arrangements therefor

Constant power control of a D.C. electric motor for handling cargoes

Method and means for measuring the torque delivered by an electric...

3889127

3867678

3826961

3826958

3706017

3688167

Patents Applicationslast 30 patents

SYSTEM FOR GENERATING MOVEMENT OF ITEMS IN A SPECIFIC PATTERN

PROPULSION CHANNEL FOR AIRCRAFT

ENERGY EFFICIENT MOTOR-GENERATOR

DIRECT CURRENT LOAD IDENTIFICATION SYSTEM

PROPULSIVE ELECTRIC MOTOR SET WITH ELECTRIC GENERATOR

POWER DELIVERY SYSTEM AND METHOD

ROTATING ELECTRIC MACHINE DRIVE UNIT

DRIVE DEVICE AND METHOD FOR OPERATING A DRIVE DEVICE

BRUSHLESS DIRECT CURRENT ELECTRIC MOTOR DRIVING CONTROL METHOD AND...