ClassID:

218178

H02P3/12 - CPC Classification

Classification description:

Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor by short-circuit or resistive braking

Recent Application in this class:
#1
20260149394
2026-05-28

MOTOR CONTROL SYSTEM AND MOTOR CONTROL METHOD

#2
20260142593
2026-05-21

MOTOR CONTROL APPARATUS, PRINTING APPARATUS, AND MOTOR CONTROL METHOD

#3
20260066817
2026-03-05

METHOD FOR DE-EXCITING A ROTOR OF AN ELECTRIC MACHINE, CONTROL DEVICE, ELECTRIC MACHINE AND MOTOR VEHICLE

#4
20250323585
2025-10-16

MOTOR BRAKING USING SELECTIVELY CONNECTABLE RESISTANCE

#5
20250163926
2025-05-22

FAN BRAKE CIRCUIT

#6
20250080014
2025-03-06

METHOD FOR RAPID DE-EXCITATION OF A ROTOR OF A SEPARATELY EXCITED SYNCHRONOUS MACHINE OF A MOTOR VEHICLE, SEPARATELY EXCITED SYNCHRONOUS MACHINE FOR A MOTOR VEHICLE AND MOTOR VEHICLE

#7
20240372488
2024-11-07

METHOD OF BRAKING A POWER TOOL

#8
20240258941
2024-08-01

POWER TOOL HAVING STAMPED BRAKE RESISTOR

#9
20240213893
2024-06-27

ELECTRIC DRIVE UNIT FOR AN ELECTRIC HANDHELD POWER TOOL AND ELECTRIC HANDHELD POWER TOOL HAVING AN ELECTRIC DRIVE UNIT

#10
20240186919
2024-06-06

Motor braking using selectively connectable resistance

#11
20240066327
2024-02-29

PORTABLE EMERGENCY ESCAPE DEVICE

#12
20230216436
2023-07-06

CONTROL UNIT FOR CONTROLLING A MOTOR

#13
20230188060
2023-06-15

Device for braking a rotating tool in a cooking apparatus

#14
20230109540
2023-04-06

Motor braking for air conditioning system

#15
20220316259
2022-10-06

Automatic control of a power tailgate under external loading

#16
20220314076
2022-10-06

Magnetic control device for directly sensing the motion load value

#17
20220307313
2022-09-29

Swing door operator operable in powered and powerless mode

#18
20220255472
2022-08-11

Method of controlling braking of an multi-phase electrical motor

#19
20220228348
2022-07-21

Electric braking power used for battery regeneration in a mobile work machine

#20
20220190752
2022-06-16

Method of braking a power tool

#21
20220103095
2022-03-31

Motor braking using selectively connectable resistance

#22
20220103046
2022-03-31

Electric motor/generator

#23
20220021272
2022-01-20

Electric motor/generator with integrated differential

#24
20210361994
2021-11-25

Exercise machine with a variable load provided by an electric motor

#25
20210339989
2021-11-04

METHOD AND APPARATUS FOR A MDOIULAR JACK UP RIG ASSEMBLEY

#26
20210257942
2021-08-19

BRAKE CIRCUIT DISCHARGE SYSTEM

#27
20210236375
2021-08-05

APPARATUS AND SYSTEMS FOR CONTROLLED COLLAPSE OF AN EXOSKELETON

#28
20210194393
2021-06-24

Power tool having stamped brake resistor

#29
20210091687
2021-03-25

Motor braking using selectively connectable resistance

#30
20210044222
2021-02-11

Motor driver and motor driving system

#31
20200358377
2020-11-12

Control of a fan motor for an improved EMC behavior

#32
20200313579
2020-10-01

Back electromotive force controllers

#33
20200207288
2020-07-02

Construction machine

#34
20200186057
2020-06-11

Method for controlling compressor braking, frequency converter and variable speed compressor

#35
20200177112
2020-06-04

Linear actuator with an end stop switch

#36
20200032725
2020-01-30

Purge pump system with emergency stop

#37
20200028459
2020-01-23

Electric Tool Control Circuit

#38
20190386589
2019-12-19

Braking circuit and paper lifting device

#39
20190348891
2019-11-14

Electric motor/generator with integrated differential

#40
20190338578
2019-11-07

Closing speed control in power off

#41
20190260314
2019-08-22

Multiaxial motor control system

#42
20190253008
2019-08-15

Motor drive circuit

#43
20190152070
2019-05-23

Robot

#44
20190133867
2019-05-09

Apparatus and systems for controlled collapse of an exoskeleton

#45
20190017311
2019-01-17

System for electronic control unit wake-up on movement of a controlled member and protection from motor back electromotive force

#46
20190011057
2019-01-10

SPRING RETURN THROTTLE ACTUATOR, METHOD OF CONTROL THEREOF AND THROTTLE ASSEMBLY

#47
20190006964
2019-01-03

Three-phase motor controlling system for data storage device

#48
20190006927
2019-01-03

Linear vibration generating device

#49
20180367070
2018-12-20

Electric working machine and method for braking three-phase brushless motor of electric working machine

#50
20180367069
2018-12-20

Low energy electric motor brake

#51
20180331603
2018-11-15

Electric Motor/Generator

#52
20180319409
2018-11-08

Power system for a locomotive

#53
20180313130
2018-11-01

Drive for a door leaf or window leaf

#54
20180313129
2018-11-01

Braking mechanism

#55
20180287519
2018-10-04

MOTOR DRIVE DEVICE

#56
20180272545
2018-09-27

Joint device

#57
20180258939
2018-09-13

Fan apparatus

#58
20180236682
2018-08-23

HOLE PUNCHING DEVICE, FINISHER, AND IMAGE FORMING SYSTEM

#59
20180234038
2018-08-16

Motor driving control device and motor driving control method

#60
20180234034
2018-08-16

Sensorless thermal protection for power tools

#61
20180223576
2018-08-09

Braking device

#62
20180183363
2018-06-28

CONTROL DEVICE AND METHOD FOR CONTROLLING THE SAME

#63
20180183361
2018-06-28

Motor control device

#64
20180175759
2018-06-21

Control device for vibration generation device, electronic apparatus, and method of controlling vibration generation

#65
20180170677
2018-06-21

POWER DRIVE UNIT WITH POWER-OFF DYNAMIC BRAKE

#66
20180167001
2018-06-14

Electric motor arrangement adapted for use in an actuator and an actuator including the motor arrangement

#67
20180141440
2018-05-24

System and method for dissipating electric energy regenerated by actuators

#68
20180138837
2018-05-17

Motor drive and method of emergency stop braking

#69
20180041145
2018-02-08

COMMINUTING MACHINE DRIVE SYSTEM

#70
20180041096
2018-02-08

Screen turning-over mechanism

#71
20180013360
2018-01-11

Electronic braking of brushless DC motor in a power tool

#72
20170317615
2017-11-02

Fault shutdown control of an electric machine in a vehicle or other DC-powered torque system

#73
20170304976
2017-10-26

Electric working machine

#74
20170271952
2017-09-21

Electronic control unit for operating an electric motor having a braking resistor

#75
20170232847
2017-08-17

Electric vehicle controller

#76
20170203582
2017-07-20

Printer

#77
20170191298
2017-07-06

ELECTRONIC CIRCUIT FOR SAFELY CLOSING A MOTOR-DRIVEN DOOR OF A RAIL VEHICLE

#78
20170126152
2017-05-04

Failsafe hardware brake mechanism for outdoor power equipment

#79
20170088403
2017-03-30

METHOD AND APPARATUS FOR AN EMERGENCY LOWERING KIT

#80
20170085153
2017-03-23

Electric motor/generator with integrated differential

#81
20170073065
2017-03-16

Unmanned aerial vehicle hybrid rotor drive

#82
20170070167
2017-03-09

Drive arrangement for the motorized adjustment of an adjustment element of a motor vehicle

#83
20160373046
2016-12-22

Drive control device using PWM control of synchronous rectification type

#84
20160257201
2016-09-08

Blower system and method

#85
20160248347
2016-08-25

Electric motor control device

#86
20160243946
2016-08-25

Power conversion device

#87
20160233798
2016-08-11

Apparatus and method for detecting and preventing movement of a motor in a device of system

#88
20160176296
2016-06-23

SYSTEMS AND METHODS FOR REGENERATIVE DYNAMIC BRAKING

#89
20160149521
2016-05-26

Power-off brake circuit for DC fan

#90
20160130089
2016-05-12

Power drive unit with power-off dynamic brake

#91
20160111989
2016-04-21

Fan motor driving means, driving method, and cooling device and electronic equipment using the same

#92
20160111982
2016-04-21

Comminuting machine drive system

#93
20160103492
2016-04-14

Haptically-enabled system with braking

#94
20160096618
2016-04-07

Aircraft taxiing system

#95
20160083220
2016-03-24

Elevator system having battery and energy storage device

#96
20160043667
2016-02-11

Motor drive apparatus

#97
20150375855
2015-12-31

Method for managing an electric motor

#98
20150318772
2015-11-05

Electric motor/generator with integrated differential

#99
20150288303
2015-10-08

Motor drive and method of controlling a temperature of a motor drive

#100
20150229260
2015-08-13

Generating heat in a movable barrier operator

#101
20150207437
2015-07-23

Drive arrangement for the motorized adjustment of an adjustment element of a motor vehicle

#102
20150145450
2015-05-28

Control circuit for a DC motor

#103
20150142177
2015-05-21

Method and apparatus for retrofitting a pedestal crane

#104
20150137717
2015-05-21

Braking apparatus for electric power tool

#105
20150130382
2015-05-14

Controller for a brushless direct-current motor

#106
20150130375
2015-05-14

Method and apparatus for an emergency lowering kit

#107
20150096233
2015-04-09

Opening control device in a vehicle door

#108
20150042248
2015-02-12

Blower system and method

#109
20140368134
2014-12-18

Electric vehicle drive system

#110
20140368133
2014-12-18

Electric working machine

#111
20140333268
2014-11-13

System and method for improving response time of a braking unit

#112
20140313621
2014-10-23

Self protected dynamic braking

#113
20140300300
2014-10-09

Method for controlling a brushless electric motor

#114
20140265330
2014-09-18

METHOD AND SYSTEM FOR AUTOMATICALLY STOPPING A WIND TURBINE

#115
20140252999
2014-09-11

Continuously variable dynamic brake for a locomotive

#116
20140252998
2014-09-11

Drive system with a direct current motor brake

#117
20140239859
2014-08-28

MOTOR DRIVE FOR ON-LOAD TAP CHANGER

#118
20140210389
2014-07-31

Motor control device including electric storage device and resistance discharge device

#119
20140203741
2014-07-24

HEATING ELEMENT UNIT, CONTROL PANEL, ROBOT SYSTEM, AND HEAT RADIATION METHOD IN HEATING ELEMENT UNIT

#120
20140191624
2014-07-10

Electric motor/generator

#121
20140184113
2014-07-03

Braking and auxiliary power converter

#122
20140152201
2014-06-05

Electric motor clamping system

#123
20140117887
2014-05-01

Haptically-enabled system with braking

#124
20140097772
2014-04-10

Electric motor braking using thermoelectric cooling

#125
20140077732
2014-03-20

DEVICE AND METHOD FOR MANAGING THE ELECTRIC BRAKING OF A VEHICLE

#126
20140070751
2014-03-13

Motor control apparatus including at least two resistance discharge units

#127
20140021890
2014-01-23

Comminuting machine drive system

#128
20130241202
2013-09-19

Electrical yaw drive for a wind turbine, wind turbine and method for operating a wind turbine

#129
20130240808
2013-09-19

Two speed direct drive drawworks

#130
20130229136
2013-09-05

Selectively lowering resistance of a constantly used portion of motor windings in an electric motor

#131
20130200825
2013-08-08

Motor control device and control method of the same

#132
20130175954
2013-07-11

Dynamic reconfiguration-switching of windings in an electric motor used as a generator in an electric vehicle

#133
20130152816
2013-06-20

Continuously variable dynamic brake for a locomotive

#134
20130141022
2013-06-06

Simplified electric brake device

#135
20130002184
2013-01-03

Dynamic reconfiguration-switching of windings in an electric motor in an electric vehicle

#136
20120256573
2012-10-11

MOTOR DRIVING DEVICE, AND CONTROL METHOD OF MOTOR DRIVING DEVICE

#137
20120186920
2012-07-26

Electrical shock absorber

#138
20120013277
2012-01-19

Damper system for vehicle

#139
20110309315
2011-12-22

TWO SPEED DIRECT DRIVE DRAWWORKS

#140
20110298399
2011-12-08

Damper system for vehicle

#141
20110078910
2011-04-07

Electric power tool

#142
20110062778
2011-03-17

Diesel-electric drive system

#143
20100320944
2010-12-23

Braking circuit for a door actuator with a generatively operable electrical motor

#144
20100244753
2010-09-30

Method and electrical machine for braking a thermal engine of vehicle during the stop phase thereof

#145
20100194315
2010-08-05

POWER TOOLS

#146
20100181949
2010-07-22

Motor control mechanism for electric vehicles

#147
20100093493
2010-04-15

System for training athletes

#148
20090309523
2009-12-17

Motor driving device, and control method of motor driving device

#149
20090251081
2009-10-08

Electric motor drive employing hybrid, hysteretic/pulse-width-modulated dynamic braking

#150
20090230897
2009-09-17

Electric motor

#151
20090193917
2009-08-06

Actuator

#152
20090167215
2009-07-02

DISPLACEMENT-PREVENTING DEVICE FOR COILABLE SHADE

#153
20090102404
2009-04-23

Control Circuit For An Electromotor With Electronic Brake Switch

#154
20090062083
2009-03-05

Rocking type exercising apparatus

#155
20080315806
2008-12-25

Kit and method for reconfiguring an electrical braking system for a traction vehicle

#156
20080246427
2008-10-09

Electromechanical drive system, in particular for progressive cavity pumps for oil wells

#157
20080158923
2008-07-03

Device for controlling an electromechanical power converter, particularly of an electric motor

#158
20070222290
2007-09-27

Braking device for an electrically driven rotor

#159
20070145923
2007-06-28

Fan system and real-time stopping device thereof

#160
20070137945
2007-06-21

Elevator controller

#161
20060138984
2006-06-29

Method and apparatus for motor control using relays

#162
20060087267
2006-04-27

Motor controller

#163
20060038515
2006-02-23

Stopping noise reduction circuit for start motor using resistor

#164
20050273195
2005-12-08

Controller for movable systems

#165
20050211478
2005-09-29

Descent-restricting device

#166
20050194920
2005-09-08

Domestic electrical appliance including an electric motor

#167
20050174081
2005-08-11

Multi-stage dynamic braking resistor network

#168
20050052145
2005-03-10

Method and device for braking a motor

#169
15718681
2019-01-29

System and method for rapid engine start

#170
15646592
2018-06-26

Propulsion system for an aircraft