whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value, speed feedback

Industry

CPC
H02P25/145

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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 H02P25/00Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details

Current Industry

H02P25/145whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value, speed feedback

Industries

Patents Grantslast 30 patents

Information Patent Grant
Speed control system of a universal motor
- Patent number 10,720,870
- Issue date Jul 21, 2020
- Bor-Yann Chuang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current sensor abnormality diagnosis device
- Patent number 10,177,694
- Issue date Jan 8, 2019
- DENSO CORPORATION
- Atsuko Oka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protective redundant subsystem for power tools
- Patent number 9,722,525
- Issue date Aug 1, 2017
- BLACK & DECKER INC.
- John C. Vanko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Power tools
- Patent number 9,469,023
- Issue date Oct 18, 2016
- Makita Corporation
- Shinji Hirabayashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for determining rotational speed of an electric motor in a p...
- Patent number 9,240,747
- Issue date Jan 19, 2016
- BLACK & DECKER INC.
- John C. Vanko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Protective redundant subsystem for power tools
- Patent number 9,071,188
- Issue date Jun 30, 2015
- Black & Decker Inc.
- John C. Vanko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Redundant overspeed protection for power tools
- Patent number 8,476,853
- Issue date Jul 2, 2013
- Black & Decker Inc.
- John C. Vanko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Motor speed control systems
- Patent number 7,928,674
- Issue date Apr 19, 2011
- Makita Corporation
- Masahiko Sako
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Universal motor speed controller
- Patent number 7,518,324
- Issue date Apr 14, 2009
- STMicroelectronics, Inc.
- Dennis C. Nolan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric power tool with memory capability
- Patent number 7,372,228
- Issue date May 13, 2008
- Robert Bosch GmbH
- Dietmar Hahn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for digital control of a universal motor, in particular for...
- Patent number 6,633,149
- Issue date Oct 14, 2003
- Crouzet Appliance Controls
- Phillippe Foureys
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and system for varying and regulating a motor speed
- Patent number 6,252,372
- Issue date Jun 26, 2001
- Moulinex S.A.
- Mustapha Arroubi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor control circuit
- Patent number 6,060,850
- Issue date May 9, 2000
- Makita Corporation
- Ichio Sakabe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotary speed control circuit for feeding a dc universal motor
- Patent number 6,016,041
- Issue date Jan 18, 2000
- Ako-Werke GmbH & Co., KG
- Martin Weinmann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor for portable machine tools
- Patent number 5,594,306
- Issue date Jan 14, 1997
- C.M.L. Costruzioni Meccaniche Liri S.r.l.
- Alessandro Caporusso
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Speed control circuit for a universal motor
- Patent number 5,530,325
- Issue date Jun 25, 1996
- Robert Bosch GmbH
- Hornung Friedrich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed control for a universal AC/DC motor
- Patent number 5,495,161
- Issue date Feb 27, 1996
- Sencorp
- Erick D. Hunter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device to regulate the speed of an electric motor and its method of...
- Patent number 5,410,236
- Issue date Apr 25, 1995
- Moulinex (Societe Anonyme)
- Mustafa Arroubi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit for controlling rotational direction and rotational speed o...
- Patent number 4,942,346
- Issue date Jul 17, 1990
- Procond Elettronica S.p.A.
- Giuseppe Ardit
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control and power systems and methods of operation thereof
- Patent number 4,905,300
- Issue date Feb 27, 1990
- Black & Decker Inc.
- Pradeep M. Bhagwat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable speed motor control
- Patent number 4,823,057
- Issue date Apr 18, 1989
- Greenlee Textron Inc.
- David L. Eley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor speed control system
- Patent number 4,771,223
- Issue date Sep 13, 1988
- U.S. Philips Corporation
- Desmond R. Armstrong
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
RPM regulation of an electromotor
- Patent number 4,761,591
- Issue date Aug 2, 1988
- Pfaff Haushaltmaschinen GmbH
- Jurgen Hartwig
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit arrangement for regulating the rpm of a series motor
- Patent number 4,730,149
- Issue date Mar 8, 1988
- Telefunken Electronic GmbH
- Heinrich Zeitvogel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reducing power consumption and monitoring synchronous running of th...
- Patent number 4,683,413
- Issue date Jul 28, 1987
- Smiths Industries Public Limited Company
- Anton M. Bax
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Microprocessor based motor control
- Patent number 4,628,233
- Issue date Dec 9, 1986
- Black & Decker Inc.
- Robert Bradus
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for controlling an electric motor the rotation...
- Patent number 4,574,226
- Issue date Mar 4, 1986
- Kress-Electrik GmbH & Co.
- Alfred Binder
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Intermittent low speed control for motor operated appliance
- Patent number 4,568,193
- Issue date Feb 4, 1986
- John Zink Company
- Robert F. Contri
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Speed regulator for power tool
- Patent number 4,513,381
- Issue date Apr 23, 1985
- The Singer Company
- John Houser
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrically-powered tool
- Patent number 4,504,769
- Issue date Mar 12, 1985
- Makita Electric Works, Ltd.
- Fusao Fushiya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MULTI-AXIS SERVO CONTROL SYSTEM
- Publication number 20230131842
- Publication date Apr 27, 2023
- Delta Electronics, Inc.
- Chien-Da CHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CURRENT SENSOR ABNORMALITY DIAGNOSIS DEVICE
- Publication number 20180102719
- Publication date Apr 12, 2018
- DENSO CORPORATION
- Atsuko OKA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER TOOLS
- Publication number 20140374131
- Publication date Dec 25, 2014
- Makita Corporation
- Shinji Hirabayashi
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
METHOD FOR DETERMINING ROTATIONAL SPEED OF AN ELECTRIC MOTOR IN A P...
- Publication number 20130169199
- Publication date Jul 4, 2013
- Black & Decker Inc.
- John C. Vanko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
REDUNDANT OVERSPEED PROTECTION FOR POWER TOOLS
- Publication number 20110056715
- Publication date Mar 10, 2011
- Black & Decker Inc.
- John C. VANKO
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
PROTECTIVE REDUNDANT SUBSYSTEM FOR POWER TOOLS
- Publication number 20110058288
- Publication date Mar 10, 2011
- Black & Decker Inc.
- John C. VANKO
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Motor speed control systems
- Publication number 20070216326
- Publication date Sep 20, 2007
- MAKITA CORPORATION
- Masahiko Sako
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Universal motor speed controller
- Publication number 20070159122
- Publication date Jul 12, 2007
- STMicroelectronics, Inc.
- Dennis C. Nolan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electric power tool with memory capability
- Publication number 20070069671
- Publication date Mar 29, 2007
- Robert Bosch GMBH
- Dietmar Hahn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electric motor with variable rotation speed
- Publication number 20040080221
- Publication date Apr 29, 2004
- Alberto Patarchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value, speed feedback

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Speed control system of a universal motor

Current sensor abnormality diagnosis device

Protective redundant subsystem for power tools

Power tools

Method for determining rotational speed of an electric motor in a p...

Protective redundant subsystem for power tools

Redundant overspeed protection for power tools

Motor speed control systems

Universal motor speed controller

Electric power tool with memory capability

Method for digital control of a universal motor, in particular for...

Method and system for varying and regulating a motor speed

Electric motor control circuit

Rotary speed control circuit for feeding a dc universal motor

Electric motor for portable machine tools

Speed control circuit for a universal motor

Speed control for a universal AC/DC motor

Device to regulate the speed of an electric motor and its method of...

Circuit for controlling rotational direction and rotational speed o...

Motor control and power systems and methods of operation thereof

Variable speed motor control

Motor speed control system

RPM regulation of an electromotor

Circuit arrangement for regulating the rpm of a series motor

Reducing power consumption and monitoring synchronous running of th...

Microprocessor based motor control

Method and apparatus for controlling an electric motor the rotation...

Intermittent low speed control for motor operated appliance

Speed regulator for power tool

Electrically-powered tool

Patents Applicationslast 30 patents

MULTI-AXIS SERVO CONTROL SYSTEM

CURRENT SENSOR ABNORMALITY DIAGNOSIS DEVICE

POWER TOOLS

METHOD FOR DETERMINING ROTATIONAL SPEED OF AN ELECTRIC MOTOR IN A P...

REDUNDANT OVERSPEED PROTECTION FOR POWER TOOLS

PROTECTIVE REDUNDANT SUBSYSTEM FOR POWER TOOLS

Motor speed control systems

Universal motor speed controller

Electric power tool with memory capability

Electric motor with variable rotation speed