ClassID:

148892

F16D2121/20 - CPC Classification

Classification description:

Type of actuator operation force; Electric or magnetic using electromagnets

Sub-classes:
Recent Application in this class:
#1
20260055575
2026-02-26

BRAKE SYSTEM

#2
20260043460
2026-02-12

ACTUATOR

#3
20260035207
2026-02-05

ELEVATOR CAR MOVER CONFIGURED WITH AUXILIARY VEHICLE SUPPORT FOR FORCE RELEASE CONTROL

#4
20260022749
2026-01-22

ELECTROMECHANICALLY ACTUATABLE BRAKE ACTUATOR

#5
20260016061
2026-01-15

BRAKE ASSIST FOR HOLDING TORQUE WITHIN A BRAKE ASSEMBLY

#6
20260009412
2026-01-08

MAGNETIC TRACK BRAKE SYSTEM

#7
20250388193
2025-12-25

MECHANICAL LOCKING MECHANISM WITH SWITCHING ELEMENT FOR SECURE FIXING IN AN UNLOCKED POSITION

#8
20250377027
2025-12-11

SUSPENSION ENHANCING HUB AND REAR DERAILLEUR ASSEMBLY

#9
20250376141
2025-12-11

APPARATUS FOR DRUM BRAKE ASSEMBLY

#10
20250376140
2025-12-11

APPARATUS FOR DRUM BRAKE ASSEMBLY

#11
20250353536
2025-11-20

WHEEL BUILT-IN POWER SYSTEM FOR ELECTRIC GOLF BAG TROLLEY

#12
20250320901
2025-10-16

METHOD FOR ACTUATING A BRAKE ARRANGEMENT

#13
20250282339
2025-09-11

METHOD FOR CHECKING THE FUNCTIONALITY OF AN ACTUATING UNIT, AND ACTUATING UNIT

#14
20250257769
2025-08-14

SUSPENSION ENHANCING HUB AND REAR DERAILLEUR ASSEMBLY

#15
20250237276
2025-07-24

PORTABLE WINCH

#16
20250224006
2025-07-10

TRANSMISSION, ELECTRIC DRIVE DEVICE, AND VEHICLE SYSTEM

#17
20250170430
2025-05-29

LOCK-OFF DESCENT CONTROL SYSTEMS AND DEVICES

#18
20250137508
2025-05-01

METHOD FOR SETTING A CLEARANCE OF A DISC BRAKE, BRAKE PAD AND SERVICE BRAKE FOR A MOTOR VEHICLE

#19
20250091622
2025-03-20

HOLDING DEVICE FOR AN ELECTROMAGNETIC RAIL BRAKE OF A RAIL VEHICLE, AND METHOD FOR OPERATING A HOLDING DEVICE

#20
20250060014
2025-02-20

SOLENOID ACTUATOR AND BRAKE SYSTEM INCLUDING THE SAME

#21
20250060013
2025-02-20

ELECTROMECHANICAL SERVICE BRAKE, UNLOCKING TOOL AND AN ASSEMBLY

#22
20250060012
2025-02-20

ELECTROMAGNETIC SWITCHABLE CLUTCH

#23
20250052289
2025-02-13

Dynamically Engageable Electromechanical Brake

#24
20250019069
2025-01-16

ROTARY ACTUATOR

#25
20250012331
2025-01-09

BRAKING DEVICE

#26
20240410428
2024-12-12

CLUTCH/BRAKE ASSEMBLY

#27
20240375632
2024-11-14

METHOD FOR ACTUATING A BLOCKING TAPPET, ACTUATION UNIT AND VEHICLE BRAKE

#28
20240369112
2024-11-07

Suspension enhancing hub and rear derailleur assembly

#29
20240328201
2024-10-03

Touch Bar

#30
20240326770
2024-10-03

WARPED ROTOR DETECTION

#31
20240317389
2024-09-26

EDDY-CURRENT-BASED MAGNETIC BRAKING DEVICE, VEHICLE BRAKED WHEEL AND AIRCRAFT LANDING GEAR EQUIPPED WITH SUCH A WHEEL

#32
20240291368
2024-08-29

EDDY CURRENT BRAKE CONFIGURATIONS

#33
20240288038
2024-08-29

BRAKE ASSEMBLY

#34
20240263678
2024-08-08

APPARATUS AND METHOD FOR BRAKING MECANUM WHEELS

#35
20240218908
2024-07-04

Dynamically engageable electromechanical brake

#36
20240200615
2024-06-20

FLUID PUMP

#37
20240141963
2024-05-02

Electromechanical Brake and Vehicle

#38
20240102522
2024-03-28

BRAKE FOR MOTOR

#39
20240084634
2024-03-14

BRAKE DEVICE, ARRANGEMENT FOR CONTROLLING MOVEMENTS OF ACCESS MEMBER, AND ACCESS MEMBER SYSTEM

#40
20240051663
2024-02-15

SOLENOID/MAGNETIC HOLD BRAKE WITH POWER OFF MAGNET HOLD FUNCTION

#41
20240003393
2024-01-04

Magnetic Braking and Speed Control System for Walker

#42
20230375052
2023-11-23

MAGNETORHEOLOGICAL BRAKING DEVICE

#43
20230332654
2023-10-19

ENERGY-SAVING ELECTROMAGNETIC BRAKE AND OPERATION METHOD THEREOF

#44
20230304551
2023-09-28

Electromagnetic Braking Device Configured to Brake a Rotary Shaft and Mobility System Comprising the Device and the Rotary Shaft

#45
20230294822
2023-09-21

PASSIVE EDDY-CURRENT WHEEL BRAKE WITH CONICAL FORM

#46
20230279907
2023-09-07

Clutch assembly

#47
20230264670
2023-08-24

ELECTROMOTIVE ACTUATOR ASSEMBLY FOR AN ELECTROMECHANICAL VEHICLE BRAKE, AND METHOD FOR ACTIVATING AND DEACTIVATING A PARKING BRAKE FUNCTION

#48
20230250854
2023-08-10

Power take-off with bell housing cooling system

#49
20230184301
2023-06-15

MAGNETO-RHEOLOGICAL BRAKE ASSEMBLY

#50
20230160447
2023-05-25

Brake device for vehicle and apparatus and method for calibrating braking force of brake device to zero point

#51
20230086043
2023-03-23

Magnetic yoke iron core and brake

#52
20230068870
2023-03-02

ELECTROMAGNETIC BRAKE DEVICE

#53
20220412416
2022-12-29

Device component for a magnetorheological braking apparatus, having temperature compensation

#54
20220403897
2022-12-22

MAGNETORHEOLOGICAL BRAKE DEVICE, IN PARTICULAR AN OPERATING DEVICE

#55
20220389979
2022-12-08

Suspension enhancing hub and rear derailleur assembly

#56
20220379497
2022-12-01

Toothed safe braking apparatus for robotic joint, robotic joint, and robot

#57
20220373047
2022-11-24

Electric parking brake

#58
20220356919
2022-11-10

ELECTRIC DRUM BRAKE FOR A ROTATABLE ELEMENT

#59
20220299081
2022-09-22

Electromagnetic brake control apparatus

#60
20220299072
2022-09-22

DISC BRAKE

#61
20220298844
2022-09-22

Access control system

#62
20220242382
2022-08-04

Electromechanical brake, controlling method for the same, and electromechanical braking system

#63
20220219813
2022-07-14

Shaft driven self-powered landing gear with hubcap mounted gear reduction

#64
20220177271
2022-06-09

ELEVATOR CAR MOVER CONFIGURED WITH AUXILIARY VEHICLE SUPPORT FOR FORCE RELEASE CONTROL

#65
20220170517
2022-06-02

Coupling and control assembly

#66
20220169226
2022-06-02

Actuator for electric parking brake

#67
20220163102
2022-05-26

Eddy current brake appratus, systems, and related methods for use with actuators having a fail-safe mode of operation

#68
20220136576
2022-05-05

Electromagnetic brake for powered mobility assistance device

#69
20220136575
2022-05-05

WHEEL AND BRAKE ASSEMBLIES

#70
20220128106
2022-04-28

Magnetorheological brake with high torque and fast response

#71
20220112924
2022-04-14

Actuator assembly for a positively locking, switchable clutch or a brake, and a positively locking, switchable clutch or brake for a motor vehicle drive train

#72
20220099147
2022-03-31

Axially oriented linear actuator including single stator coil, and clutch assembly having the actuator

#73
20220080934
2022-03-17

Antilock braking system for a towed vehicle

#74
20220055596
2022-02-24

Electromagnetic device for a braking system for a vehicle, method and control unit for operating an electromagnetic device for a braking system for a vehicle, and braking system for a vehicle

#75
20220055167
2022-02-24

Safety Brake Device

#76
20220034374
2022-02-03

Caliper brake

#77
20220025948
2022-01-27

Miniature brake and method of assembly

#78
20220010855
2022-01-13

Clutch assembly for a motor vehicle drivetrain, and motor vehicle drivetrain

#79
20210404522
2021-12-30

Carrying device and fixing method of carrying device

#80
20210403287
2021-12-30

Magnet assemblies of electromechanical actuators for elevator systems

#81
20210399659
2021-12-23

Electromagnetic brake control device and control device

#82
20210367498
2021-11-25

Eddy current brake configurations

#83
20210324926
2021-10-21

Electromagnetic braking system and control method for rapid compression machine

#84
20210262531
2021-08-26

VEHICLE ELECTROMAGNETIC CLUTCH

#85
20210246950
2021-08-12

Electro-dynamic coupling and control assembly and switchable linear actuator device for use therein

#86
20210190155
2021-06-24

Method and apparatus for magneto-rheological brake systems

#87
20210188391
2021-06-24

Sphere brake for cycles

#88
20210156437
2021-05-27

Braking device for driving shaft

#89
20210138888
2021-05-13

Energy harvesting clutch control assembly, valve assembly, and electrically actuated clutch

#90
20210115984
2021-04-22

Powertrain system actuator and powertrain system therewith

#91
20210108692
2021-04-15

Electromechanical brake system having suspension control function

#92
20210102588
2021-04-08

Electric brake apparatus of vehicle

#93
20210102587
2021-04-08

Electromagnetic brake device

#94
20210095724
2021-04-01

Rotation braking device

#95
20210086002
2021-03-25

Lock-off descent control systems and devices

#96
20210054888
2021-02-25

Disc brake having an electromechanical actuator

#97
20210040787
2021-02-11

ELECTROMAGNETIC CLUTCH AND OPENING AND CLOSING BODY DRIVE DEVICE FOR VEHICLE

#98
20210025462
2021-01-28

Electromagnetic clutch

#99
20210025460
2021-01-28

Wheel end disconnect system and method

#100
20210010543
2021-01-14

Electromagnetic jaw clutch

#101
20210009090
2021-01-14

Magnetic brake assist, traction control and forward assist

#102
20210006125
2021-01-07

Motor with brake

#103
20210003179
2021-01-07

Clutch

#104
20200378460
2020-12-03

Electric parking brake actuator mounting assembly

#105
20200347895
2020-11-05

System and method for electro-magnetic applied friction braking in a radio controlled model car

#106
20200346895
2020-11-05

Combined safety brake and safety actuation mechanism

#107
20200318700
2020-10-08

Miniature brake and method of assembly

#108
20200317464
2020-10-08

Spindle unit

#109
20200300319
2020-09-24

Silent electromagnetic brake

#110
20200284308
2020-09-10

Dual action magnetic brakes and related methods

#111
20200266682
2020-08-20

Electric motor brake

#112
20200256407
2020-08-13

Control device for clutch

#113
20200239047
2020-07-30

Electromagnetic rail brake device with a connector body of an electric connector, which connector body is arranged on a free surface

#114
20200200228
2020-06-25

Mechanical force-amplifying type motor-driven friction braking device for rail vehicle

#115
20200198935
2020-06-25

Passenger conveyor

#116
20200166089
2020-05-28

Suspension enhancing hub and rear derailleur assembly

#117
20200158189
2020-05-21

Rotating shaft connection apparatus and multi-screen mobile terminal device

#118
20200155091
2020-05-21

Magnetic braking system and method

#119
20200155083
2020-05-21

Magnetic braking system and method

#120
20200124163
2020-04-23

Electromagnetically operated band brake

#121
20200122692
2020-04-23

Wheel sensors within vehicular brake assemblies

#122
20200115189
2020-04-16

Elevator safety actuator systems

#123
20200049217
2020-02-13

Brake using magnetorheological transmission and brake-by-wire

#124
20200039789
2020-02-06

Electronic safety actuator assembly for elevator system

#125
20200039788
2020-02-06

Electrohydraulic damper for elevator system

#126
20200018366
2020-01-16

Rotor brake

#127
20190368556
2019-12-05

Method and system for latching an actuator

#128
20190368538
2019-12-05

BALL JOINT WITH ELECTRONIC BRAKING

#129
20190345003
2019-11-14

ELEVATOR BRAKE ASSEMBLY

#130
20190315593
2019-10-17

Elevator brake

#131
20190277315
2019-09-12

ELECTROMAGNETIC POWERTRAIN SYSTEM

#132
20190276242
2019-09-12

Conveyance method and conveyance apparatus

#133
20190275995
2019-09-12

Vehicle brake system having plunger power source

#134
20190256138
2019-08-22

All wheel drive robotic vehicle with steering brake

#135
20190242444
2019-08-08

Mechanical front wheel drive roller wedging control system

#136
20190238070
2019-08-01

Brake control system and method of fault detection

#137
20190234251
2019-08-01

Attachment structure for vehicle motor, in-vehicle equipment, and brushless motor

#138
20190203780
2019-07-04

Plastic composite containing magnetic alloy powder, air conditioner compressor having the same and method of producing them

#139
20190181716
2019-06-13

Magnetic seal for magnetically-responsive devices, systems, and methods

#140
20190178316
2019-06-13

Magnetic seal for magnetically-responsive devices, systems, and methods

#141
20190170200
2019-06-06

Brake device

#142
20190145471
2019-05-16

Brake mechanism for spherical wheel

#143
20190135251
2019-05-09

Vehicle brake system having plunger power source

#144
20190135250
2019-05-09

Vehicle brake system having plunger power source

#145
20190106096
2019-04-11

Inner brake motor

#146
20190089273
2019-03-21

Braking system for electromagnetic motors

#147
20190089272
2019-03-21

Braking system for electromagnetic motors

#148
20190089271
2019-03-21

Braking system for electromagnetic motors

#149
20190085925
2019-03-21

ELECTROMAGNETIC CLUTCH OR BRAKE

#150
20190085924
2019-03-21

Braking system for electromagnetic motors

#151
20190085920
2019-03-21

Line replaceable brake

#152
20190084543
2019-03-21

Hybrid brake-by-wire system using a motor-magnetostrictive actuator combination

#153
20180355925
2018-12-13

Viscous clutch fluid capture system

#154
20180340578
2018-11-29

Overrunning coupling and control assembly and system to prevent the inadvertent engagement of the assembly

#155
20180334368
2018-11-22

Pallet carrier

#156
20180274602
2018-09-27

Viscous clutch fluid capture system

#157
20180269769
2018-09-20

Eddy current brake configurations

#158
20180239385
2018-08-23

Input device

#159
20180237014
2018-08-23

Drive force control system

#160
20180224272
2018-08-09

Braking system

#161
20180222718
2018-08-09

Electromagnetic safety trigger

#162
20180222528
2018-08-09

All wheel drive robotic vehicle with steering brake

#163
20180209500
2018-07-26

Brake unit

#164
20180195563
2018-07-12

MOTION CONTROL SYSTEMS, DEVICES, AND METHODS FOR ROTARY ACTUATORS SYSTEMS

#165
20180180137
2018-06-28

Speed reducing device for carriage and driving device for carriage

#166
20180172038
2018-06-21

Electromagnetic powertrain system

#167
20180142759
2018-05-24

TORSIONAL VIBRATION DAMPER AND HYBRID DRIVE TRAIN

#168
20180135707
2018-05-17

Clutch system

#169
20180058522
2018-03-01

Electromagnetic brake

#170
20180045255
2018-02-15

Parking brake torque locking mechanism

#171
20180037111
2018-02-08

Standing electric golfboard

#172
20170327093
2017-11-16

Motor-driven traveling device

#173
20170313182
2017-11-02

Drive unit

#174
20170313181
2017-11-02

Drive unit

#175
20170291793
2017-10-12

Elevator brake

#176
20170291271
2017-10-12

Machine tool and brake checking method

#177
20170261050
2017-09-14

Electromagnetic active brake

#178
20170241526
2017-08-24

Actuator ball screw for improved load sharing

#179
20170241490
2017-08-24

Viscous clutch and associated flux circuit configuration

#180
20170232850
2017-08-17

Autonomous retarder system for a vehicle, and vehicle including same

#181
20170219030
2017-08-03

Electromagnetic brake for a power transmission assembly

#182
20170211640
2017-07-27

Method and apparatus for power-saving, fail-safe control of an electromechanical brake

#183
20170210433
2017-07-27

Standing electric vehicle for golf course travel

#184
20170210244
2017-07-27

Motor drive unit

#185
20170166061
2017-06-15

MOTOR ASSEMBLY

#186
20170159726
2017-06-08

Method and system for latching an actuator

#187
20170129741
2017-05-11

Brake member actuation mechanism

#188
20170122022
2017-05-04

Structure for unifying motor for use with rear curtain and power trunk

#189
20170106222
2017-04-20

Variable distance eddy current braking system

#190
20170037915
2017-02-09

Frictionless electromagnetic braking system

#191
20170030420
2017-02-02

Electromagnetic clutch and method for manufacturing same

#192
20160347334
2016-12-01

Amusement park device having a rail-guided route course and having at least one vehicle guided on the rail

#193
20160305457
2016-10-20

Electromagnetic powertrain system

#194
20160289045
2016-10-06

Safety brake for an elevator

#195
20160265609
2016-09-15

Ultra-low-loss transmission brake utilizing a dual-solenoid electro-mechanical actuator

#196
20160245345
2016-08-25

Electromagnetic Clutch And Compressor

#197
20160214474
2016-07-28

In-wheel motor drive device

#198
20160210266
2016-07-21

METHOD FOR PREDICTING HYSTERESIS CURVE MODEL OF MAGNETORHEOLOGICAL SYSTEM

#199
20160146273
2016-05-26

Wrap spring park brake system, apparatus and method

#200
20160123412
2016-05-05

Parking device

#201
20160102718
2016-04-14

Electromagnetic active brake

#202
20160091037
2016-03-31

Parking device

#203
20160082933
2016-03-24

Parking device

#204
20160039520
2016-02-11

Apparatus and system for aircraft park brake systems

#205
20160032987
2016-02-04

Viscous clutch and associated reservoir configuration

#206
20160003311
2016-01-07

Viscous clutch and associated reservoir configuration

#207
20150330418
2015-11-19

3-position operating actuator and permanent-magnet eddy-current deceleration device

#208
20150316111
2015-11-05

Brake drive control device provided with abnormality detection function

#209
20150300520
2015-10-22

Magnetic holding brake and actuator with a magnetic holding brake

#210
20150204399
2015-07-23

Brake assembly and a method of operating a brake assembly

#211
20150174769
2015-06-25

Support arm with brake mechanism

#212
20150137525
2015-05-21

Electromagnetic braking device

#213
20150136541
2015-05-21

VARIABLE BRAKING SYSTEM

#214
20150122600
2015-05-07

Magnetic rail brake device

#215
20150107943
2015-04-23

Disk brake

#216
20150061298
2015-03-05

Systems and methods for controlling acceleration of a power generator

#217
20150027828
2015-01-29

MAGNETIC BRAKE

#218
20150027824
2015-01-29

ELECTRIC MOTOR AND BRAKE ASSEMBLY

#219
20150008091
2015-01-08

Wrap spring park brake system, apparatus and method

#220
20140374199
2014-12-25

Parking brake control device for transport vehicle

#221
20140333268
2014-11-13

System and method for improving response time of a braking unit

#222
20140284170
2014-09-25

Shift-by-wire actuation of a transmission park brake

#223
20140251738
2014-09-11

Electromagnetic brake unit

#224
20140206264
2014-07-24

Machine tool brake device

#225
20140128220
2014-05-08

Brake mechanism for a hybrid transmission

#226
20140118286
2014-05-01

Interactive devices

#227
20140102251
2014-04-17

Brake mechanism for a hybrid transmission

#228
20140001756
2014-01-02

Electromagnetic braking systems and methods

#229
20130341131
2013-12-26

Electromechanical Vehicle Brake

#230
20130327242
2013-12-12

High-speed magnetic trolley

#231
20130287533
2013-10-31

Linear rail magnetic biasing for a storage library

#232
20130199881
2013-08-08

Electromagnetic brake system and force sense imparting type rotation input apparatus using the same

#233
20130186721
2013-07-25

Magnetic brake

#234
20130092502
2013-04-18

Clutch device

#235
20120248031
2012-10-04

Composites and composite membranes

#236
20120228067
2012-09-13

Magnetic Braking Device

#237
20120217103
2012-08-30

Ball bearing braking apparatus

#238
20120211313
2012-08-23

Device for electrical braking of a drive shaft

#239
20120096704
2012-04-26

Method for producing clutch and brake disks for electromagnetic clutches or electromagnetic brakes having at least one friction surface element

#240
20120076570
2012-03-29

Spherical joint with internal brake

#241
20120049524
2012-03-01

Wheel-mounted electric generator

#242
20120018234
2012-01-26

Electric motor and brake assembly

#243
20110320084
2011-12-29

Mislocking preventing apparatus

#244
20110247903
2011-10-13

Systems and methods for console braking

#245
20110218721
2011-09-08

Control for an electromagnetic brake for a multiple-ratio power transmission that has a brake actuation counter

#246
20110056786
2011-03-10

Electrically Controlled Brake

#247
20110048197
2011-03-03

Emergency braking system for machine tools

#248
20100310305
2010-12-09

Spherical joint with internal brake

#249
20100252379
2010-10-07

Elevator brake device including permanent magnet bias to apply a braking force

#250
20100243403
2010-09-30

Electromagnetic inertia brake for a multiple-ratio power transmission

#251
20100155189
2010-06-24

Braking or clutching device

#252
20100147633
2010-06-17

Brake system

#253
20100147123
2010-06-17

Tool emergency brake device

#254
20100092833
2010-04-15

Composites and composite membranes

#255
20100082213
2010-04-01

CONTROL SYSTEM AND METHOD FOR A PARKING BRAKE MECHANISM

#256
20100078288
2010-04-01

TRANSMISSION SWITCHING ELEMENT

#257
20100078274
2010-04-01

PARKING BRAKE MECHANISM

#258
20100032252
2010-02-11

BRAKE DISK, PARTICULARLY FOR MAGNETIC BRAKING

#259
20090045020
2009-02-19

Magnetic brake assembly

#260
20080283347
2008-11-20

Electromechanical Friction Brake

#261
20080264751
2008-10-30

Drive Configuration for Cableways and Brake and Clutch Unit Therefor

#262
20080257662
2008-10-23

Magnetic levitation train provided with an eddy-current brake

#263
20080224499
2008-09-18

Clutch mechanism for power device

#264
20080045383
2008-02-21

Control for an electromagnetic brake for a multiple-ratio power transmission that has a brake actuation counter

#265
20070293369
2007-12-20

Control for an electromagnetic brake for a multiple-ratio power transmission that has a neutral switch for power take-off engagement

#266
20070267234
2007-11-22

Wheel hub drive for industrial trucks

#267
20070257552
2007-11-08

Braking or clutching device

#268
20070251775
2007-11-01

Selective engagement apparatus and method

#269
20070209896
2007-09-13

Rotational coupling device

#270
20070163857
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Clutch mechanism for power device

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Device for maintaining the position of a rotatably or displaceably mounted shaft

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Rotational coupling device

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Residual magnetic devices and methods

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Residual magnetic devices and methods

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Residual magnetic devices and methods for an ignition actuation blockage device

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Residual magnetic devices and methods

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Brake system comprising a plurality of electromagnetic actuators having different properties and method of operating same

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Drive system for swivelling a panel of a vehicle

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Composites and composite membranes

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Control for an electromagnetic brake for a multiple-ratio power transmission in a vehicle powertrain

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Systems and methods for providing a haptic device

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Drive arrangement for a motor vehicle door or hatch which can be moved by a motor

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Electromagnetic brake for a multiple-ratio power transmission in a vehicle powertrain

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Clutch brake

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Self-boosting electrochemical vehicle brake

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Electromagnetic brake and drive force distributing apparatus for vehicle using the electromagnetic brake

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Electromagnetic holding brake

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Rapid braking of shuttles powered by electromagnets

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Band brake for backdrivability control

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Method for controlling air-conditioning compressor, compressor and motor vehicle

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Foldable electronic device and device protection method

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Water-cooled magnetic brake

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