ClassID:

148362

F16D25/0638 - CPC Classification

Classification description:

Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae

Recent Application in this class:
#1
20260071655
2026-03-12

COMPACT PARALLEL DOUBLE CLUTCH UNIT

#2
20250276574
2025-09-04

WET CLUTCH COOLED PTO DISCONNECT

#3
20250180078
2025-06-05

COUNTER PRESSURE CHAMBER FOR HYDRAULIC CLUTCH

#4
20250137497
2025-05-01

ANTI-ROTATE PISTON FOR VEHICLE TRANSMISSION

#5
20250129837
2025-04-24

ELECTRIC TRACTION AXLE/BEAM

#6
20250122910
2025-04-17

Input drum assembly for improving performance of 68RFE transmission, 68RFE transmission, and method

#7
20250102022
2025-03-27

OIL REDIRECTOR FOR COOLING SEMI-DRY CLUTCHES

#8
20250092921
2025-03-20

LUBRICATION MANAGEMENT SYSTEM FOR A TRANSMISSION HAVING A HIGH SPEED CLUTCH

#9
20250067309
2025-02-27

Hydraulic piston design

#10
20240426351
2024-12-26

Hydraulic clutch, travel power transmission device, and work vehicle

#11
20240392843
2024-11-28

TORQUE DISTRIBUTION DEVICE FOR A MOTOR VEHICLE HAVING TWO DUAL PISTON HYDRAULIC CLUTCHES, AND METHOD FOR OPERATING THE TORQUE DISTRIBUTION DEVICE

#12
20240392842
2024-11-28

Torque-distribution device for a motor vehicle comprising two pressure-medium-actuated clutches having double pistons, and method for operating the torque-distribution device

#13
20240392841
2024-11-28

Pressure-actuated clutch with a double piston, and torque distribution device for a motor vehicle with two clutches of this type

#14
20240369111
2024-11-07

Multi-pack clutch assembly with actuator

#15
20240360879
2024-10-31

Wet clutch pressure control

#16
20240336126
2024-10-10

Hybrid drive system for a motor vehicle

#17
20240318700
2024-09-26

Wet brake clutch

#18
20240318693
2024-09-26

DRIVE MECHANISM FOR A FOUR WHEEL DRIVE ELECTRIFIED VEHICLE

#19
20240295243
2024-09-05

Clutch Piston

#20
20240253460
2024-08-01

CLUTCH ASSEMBLY AND METHOD FOR OPERATION OF THE CLUTCH ASSEMBLY

#21
20240247715
2024-07-25

Lubrication mechanism and balance piston for a high speed clutch

#22
20240247691
2024-07-25

Lubrication management system for a transmission having a high speed clutch

#23
20240200614
2024-06-20

Hydraulic clutch and work-vehicle travel power transmission apparatus including the hydraulic clutch

#24
20240196803
2024-06-20

GEAR ASSEMBLY FOR A SQUARE BALER

#25
20240133449
2024-04-25

Drive train for a motor vehicle with a planetary gear transmission

#26
20240117847
2024-04-11

Speed shifting structure of electric driving apparatus for vehicle and electric driving apparatus including same

#27
20240077117
2024-03-07

Axially stabilized gear assembly

#28
20240068527
2024-02-29

Wet clutch valve arrangement

#29
20240066972
2024-02-29

Hybrid driving module

#30
20240060540
2024-02-22

Double clutch assembly of electric driving apparatus for vehicle and electric driving apparatus including same

#31
20240026936
2024-01-25

Methods and apparatuses for clutch assembly performance enhancement

#32
20230417293
2023-12-28

Wet multi-plate clutch

#33
20230415560
2023-12-28

Assembly structure of hybrid transmission

#34
20230407924
2023-12-21

TORQUE DEVICE AND SYSTEMS AND METHODS THEREOF

#35
20230406096
2023-12-21

Clutch assembly and method for operation of the clutch assembly

#36
20230383797
2023-11-30

FORCE INTENSIFYING, MULTI-CHAMBERED CLUTCH ACTUATION SYSTEM FOR POWER TAKE-OFF

#37
20230287974
2023-09-14

Shaft assembly for use in a dual clutch transmission system for improved lubrication and other improved parts of transmission systems

#38
20230167860
2023-06-01

COMPACT, HIGH-CAPACITY, LONG-LIFE CLUTCHES

#39
20230092470
2023-03-23

OIL SUPPLY STRUCTURE AND CLUTCH DEVICE

#40
20230078981
2023-03-16

Dual clutch transmission

#41
20230077256
2023-03-09

Dual clutch transmission

#42
20230060224
2023-03-02

Dual clutch transmission

#43
20230032419
2023-02-02

Dual clutch torque transmission system with concentric clutches and cooling fluid supply, vehicle with the system and method of cooling the system

#44
20220403926
2022-12-22

Torque transmission device

#45
20220402342
2022-12-22

Electric drive axle with lubrication system

#46
20220381301
2022-12-01

Friction engagement device and method of forming the same

#47
20220379710
2022-12-01

Vehicle drive transmission device and vehicle drive device including same

#48
20220316596
2022-10-06

Sealing device

#49
20220290726
2022-09-15

Clutch control reference value setting method

#50
20220282760
2022-09-08

Separating clutch with a restoring spring having a positively locking connection, drive train and method for assembly

#51
20220282759
2022-09-08

Automatic transmission

#52
20220282758
2022-09-08

Disconnect clutch comprising adjustable return spring seat, drive train, and method for adjusting the spring force of a return spring of a disconnect clutch

#53
20220260122
2022-08-18

ACTUATING DEVICE FOR A MULTI-PLATE BRAKE, AND TRANSMISSION ARRANGEMENT COMPRISING THE ACTUATING DEVICE AND THE MULTI-PLATE BRAKE

#54
20220243774
2022-08-04

Power flow in a double concentric clutch

#55
20220235856
2022-07-28

Torque converter lockup clutch structure

#56
20220221011
2022-07-14

Clutch hub assembly with improved oil flow

#57
20220221010
2022-07-14

Cooling oil conducting element and drivetrain comprising same

#58
20220221009
2022-07-14

Double clutch unit in a transmission

#59
20220213937
2022-07-07

Cooling-oil guiding element, and drive train and hybrid module having said cooling-oil guiding element

#60
20220205493
2022-06-30

Friction engagement device

#61
20220186788
2022-06-16

Clutch assembly

#62
20220178409
2022-06-09

Clutch control apparatus

#63
20220170516
2022-06-02

Shifting element for an automatic transmission

#64
20220163074
2022-05-26

Systems and methods for rotary seal drag reduction

#65
20220154785
2022-05-19

AUTOMATIC TRANSMISSION

#66
20220154784
2022-05-19

Wet clutch lubrication evacuation

#67
20220154783
2022-05-19

Automatic transmission

#68
20220154782
2022-05-19

Automatic transmission

#69
20220154781
2022-05-19

Automatic transmission

#70
20220154780
2022-05-19

Automatic transmission and centrifugal balance adjustment method for automatic transmission

#71
20220145946
2022-05-12

Clutch device

#72
20220145940
2022-05-12

Clutch device

#73
20220145939
2022-05-12

Clutch device

#74
20220144070
2022-05-12

Hybrid drive system

#75
20220136601
2022-05-05

Power transmission device

#76
20220118848
2022-04-21

Tandem wheel assembly with pivot dampening system

#77
20220111720
2022-04-14

Vehicle drive apparatus

#78
20220097512
2022-03-31

Hybrid drive device

#79
20220072941
2022-03-10

Electric drive axle with multi-speed gearbox

#80
20220065308
2022-03-03

Wet-running multi-disk clutch and motor vehicle transmission

#81
20220055471
2022-02-24

Hybrid drive device

#82
20220042557
2022-02-10

Apparatus, system, and vehicle control apparatus

#83
20220025940
2022-01-27

Clutch assemblies with balance cavities formed by disc springs

#84
20220010847
2022-01-13

Clutch device for transmission

#85
20220010846
2022-01-13

Methods and apparatuses for clutch assembly performance enhancement

#86
20210396278
2021-12-23

Hybrid dual-clutch transmission

#87
20210396277
2021-12-23

Drive device

#88
20210394608
2021-12-23

Hybrid dual clutch transmission

#89
20210379982
2021-12-09

Vehicle drive device

#90
20210372489
2021-12-02

Clutch hub assembly with improved oil flow

#91
20210354546
2021-11-18

Multi-mode hybrid module

#92
20210348656
2021-11-11

CLUTCH PISTON

#93
20210332860
2021-10-28

Clutch and automobile having the same

#94
20210310543
2021-10-07

Forward/reverse switching mechanism

#95
20210310525
2021-10-07

Oil feed structure including hydraulic clutch

#96
20210285530
2021-09-16

HYDRAULIC CONTROL UNIT FOR LIMITED SLIP DIFFERENTIAL

#97
20210277960
2021-09-09

Conducting element, hybrid module and drive assembly

#98
20210277959
2021-09-09

Clutch piston that applies through compensation dam

#99
20210277958
2021-09-09

TRIPLE CLUTCH AND ACTUATOR THEREOF

#100
20210254672
2021-08-19

Friction engagement element control system and method of controlling friction engagement element

#101
20210252958
2021-08-19

Electric drive axle with lubrication system

#102
20210215208
2021-07-15

Balanced piston clutch

#103
20210215207
2021-07-15

Multipart balanced piston clutch

#104
20210207661
2021-07-08

Clutch unit for automatic transmission

#105
20210178613
2021-06-17

Clutched Joint Modules for a Robotic System

#106
20210148416
2021-05-20

Power transmission device

#107
20210140491
2021-05-13

Clutch assemblies with balance cavities formed by disc springs

#108
20210131541
2021-05-06

HYBRID DRIVE MODULE FOR A MOTOR VEHICLE

#109
20210131513
2021-05-06

Automatic transmission

#110
20210108685
2021-04-15

Drive force transfer device

#111
20210094404
2021-04-01

Double clutch apparatus for hybrid electric vehicle

#112
20210088085
2021-03-25

Multiple-plate wet clutch

#113
20210088084
2021-03-25

CLUTCH DEVICE FOR A HYBRID DRIVE

#114
20210086605
2021-03-25

Hybrid module having an actuation unit comprising a needle bearing, and hybrid drive train

#115
20210078400
2021-03-18

CLUTCH APPARATUS FOR HYBRID ELECTRIC VEHICLE

#116
20210048103
2021-02-18

Automatic transmission power transmission device

#117
20210040996
2021-02-11

Wet clutch actuation piston and method of use

#118
20210039487
2021-02-11

Electric drive axle with multi-speed gearbox

#119
20210023932
2021-01-28

Power transmission apparatus for hybrid electric vehicle

#120
20210018051
2021-01-21

Speed sensor for clutch assembly

#121
20210001708
2021-01-07

Power transmission device

#122
20200400222
2020-12-24

Variable torque limiting clutch for a steel belt continuously variable transmission

#123
20200393005
2020-12-17

Friction clutch for a drivetrain of a motor vehicle having at least an actuating surface formed by at least one connecting means

#124
20200378452
2020-12-03

Friction engaging device

#125
20200378451
2020-12-03

Friction engaging device

#126
20200378450
2020-12-03

Systems, methods, and apparatus to control fluid associated with vehicle clutches

#127
20200355255
2020-11-12

Modular disconnecting drive module with torque vectoring augmentation

#128
20200355227
2020-11-12

Clutch assemblies with balance cavities formed by disc springs

#129
20200346543
2020-11-05

Friction engagement device for work vehicle and work vehicle

#130
20200346537
2020-11-05

Clutch device and drivetrain comprising such a clutch device

#131
20200332882
2020-10-22

Hydraulic clutch assemblies

#132
20200318694
2020-10-08

Clutch, in particular clutch for motorcycles, and related mounting method

#133
20200309168
2020-10-01

Transmission air vent system

#134
20200292074
2020-09-17

Coupled planetary gearbox

#135
20200292012
2020-09-17

Stamped cover for clutch system

#136
20200271207
2020-08-27

Lock-up device

#137
20200256442
2020-08-13

TORQUE CONVERTER CLUTCH

#138
20200256403
2020-08-13

Clutch arrangement

#139
20200246857
2020-08-06

Cylindrical component for holding clutch plates and press molding method therefor

#140
20200232520
2020-07-23

Power transmission device

#141
20200217404
2020-07-09

Torque converter assembly and method of operating the same

#142
20200215897
2020-07-09

Hybrid module having a rotary feedthrough

#143
20200200249
2020-06-25

Torque converter lockup clutch structure

#144
20200200226
2020-06-25

Power transmission device

#145
20200200192
2020-06-25

Hydraulic control unit for limited slip differential

#146
20200166100
2020-05-28

System and method to reduce parasitic loads on an engine of a harvesting machine

#147
20200149992
2020-05-14

Test bench arrangement for testing a multi-plate clutch

#148
20200149599
2020-05-14

Friction engagement device

#149
20200141453
2020-05-07

Multi-clutch arrangement, dual-clutch transmission arrangement and motor vehicle

#150
20200116210
2020-04-16

Clutch device for automatic transmission

#151
20200102989
2020-04-02

Wet clutch assembly

#152
20200080598
2020-03-12

Dual clutch unit with electric drive

#153
20200049208
2020-02-13

Multiple-clutch assembly, dual-clutch transmission assembly and motor vehicle

#154
20200049207
2020-02-13

Frictional piece

#155
20200049206
2020-02-13

Frictional piece

#156
20200040975
2020-02-06

HYDRAULICALLY ACTUATED STATOR CLUTCH

#157
20200018393
2020-01-16

Clutching device of an automatic transmission

#158
20200018361
2020-01-16

DUAL CLUTCH WITH COOLING DISTRIBUTION RESERVOIR CHAMBERS

#159
20200016774
2020-01-16

Positive positioning device and system

#160
20200011392
2020-01-09

WAVE SPRING

#161
20190376565
2019-12-12

DRIVING FORCE DISTRIBUTION APPARATUS

#162
20190368557
2019-12-05

Disconnect clutch

#163
20190346030
2019-11-14

Damper device

#164
20190329641
2019-10-31

Hybrid module including rotor adhesively bonded to rotor carrier

#165
20190301623
2019-10-03

Clutch apply cavity air bleed

#166
20190301592
2019-10-03

Clutch system and actuation unit therefore

#167
20190301542
2019-10-03

TRANSFER

#168
20190293129
2019-09-26

FRICTIONAL COUPLING DEVICE OF VEHICULAR POWER TRANSMITTING SYSTEM

#169
20190285174
2019-09-19

Automatic transmission

#170
20190285126
2019-09-19

Frictional engagement device

#171
20190277349
2019-09-12

Frictional engagement device

#172
20190271362
2019-09-05

Clutch device

#173
20190257421
2019-08-22

DOUBLE CLUTCH ACTUATOR AND DOUBLE CLUTCH INCLUDING SAME

#174
20190257376
2019-08-22

Automatic transmission

#175
20190257371
2019-08-22

Automatic transmission

#176
20190257370
2019-08-22

Automatic transmission

#177
20190249725
2019-08-15

Integrated disconnecting twin clutch system and dual action piston

#178
20190249724
2019-08-15

Controllable powertrain input module

#179
20190249722
2019-08-15

Clutch assembly with fluid evacuation

#180
20190234468
2019-08-01

POWER TRANSMISSION APPARATUS

#181
20190234466
2019-08-01

Method of actuating a clutch with decremental torque function

#182
20190186559
2019-06-20

Hydraulic control system of double piston clutch unit for automatic transmission

#183
20190178377
2019-06-13

Automatic transmission

#184
20190178305
2019-06-13

Clutching device of an automatic transmission

#185
20190178304
2019-06-13

Power delivery device for automatic transmission

#186
20190178264
2019-06-13

VEHICLE CONTROL DEVICE

#187
20190154089
2019-05-23

Disk clutch

#188
20190145470
2019-05-16

Hydraulic clutch actuation with on-demand clutch oiling

#189
20190145312
2019-05-16

Vehicle drive device

#190
20190136915
2019-05-09

Wet multi-plate clutch

#191
20190128338
2019-05-02

ROTARY FEEDTHROUGH FOR A FLUID AND CLUTCH ARRANGEMENT COMPRISING SUCH A ROTARY FEEDTHROUGH

#192
20190126746
2019-05-02

Hybrid module and drive arrangement for a motor vehicle

#193
20190085911
2019-03-21

Piston for clutch assembly

#194
20190085908
2019-03-21

Clutch priming system and method

#195
20190078626
2019-03-14

Coupling for an AWD vehicle

#196
20190070947
2019-03-07

Power transmission device

#197
20190063038
2019-02-28

Clutch for a construction machine

#198
20190061524
2019-02-28

Four-wheel-drive vehicle and method of controlling four-wheel-drive vehicle

#199
20190048943
2019-02-14

Dual clutch

#200
20190048942
2019-02-14

Friction plate and hydraulic transmission apparatus

#201
20190032724
2019-01-31

Coupling assembly

#202
20190017556
2019-01-17

Multi-area piston

#203
20190009406
2019-01-10

Automatically positionable joints and transfer tooling assemblies including automatically positionable joints

#204
20190003566
2019-01-03

Torque converter lockup clutch structure

#205
20180363749
2018-12-20

Hydrokinetic torque coupling device with lock-up friction clutch

#206
20180355929
2018-12-13

Clutch apparatus and method for controlling the clutch apparatus

#207
20180347639
2018-12-06

Automatic transmission and frictional engagement element

#208
20180345787
2018-12-06

Four-wheel drive vehicle and method for controlling the four-wheel drive vehicle

#209
20180340577
2018-11-29

Wet-type multiple plate clutch

#210
20180340251
2018-11-29

Aluminum clutch components with ferrous surface

#211
20180335094
2018-11-22

Power transmission apparatus

#212
20180313410
2018-11-01

Vehicle clutch apparatus

#213
20180313409
2018-11-01

Hybrid vehicle drive apparatus

#214
20180306258
2018-10-25

Friction engagement device of automatic transmission

#215
20180298958
2018-10-18

Piston assembly

#216
20180298955
2018-10-18

Annular member stopping structure for friction engaging device

#217
20180283470
2018-10-04

Clutch structure

#218
20180283469
2018-10-04

Clutch device for a hybrid drive system

#219
20180274600
2018-09-27

Automatic transmission

#220
20180266499
2018-09-20

Multiplate wet clutch

#221
20180266497
2018-09-20

Work vehicle transmission disconnect device control with shaft mounted manifold

#222
20180266496
2018-09-20

POWER TRANSMISSION SYSTEM

#223
20180259013
2018-09-13

Hydraulic-oil control device

#224
20180259007
2018-09-13

Hydraulic clutch device

#225
20180259006
2018-09-13

Hydraulic clutch device

#226
20180259005
2018-09-13

Disk, disk clutch with such a disk, double clutch device with such a disk clutch, and method for producing a disk

#227
20180245643
2018-08-30

ELASTIC RETURN DEVICE FOR A WET CLUTCH MECHANISM AND WET CLUTCH COMPRISING SUCH AN ELASTIC RETURN DEVICE

#228
20180245642
2018-08-30

Hydraulic power transmission device

#229
20180245640
2018-08-30

Clutch device for a hybrid drive system

#230
20180238399
2018-08-23

Power transmission apparatus and lubricating structure of power transmission apparatus

#231
20180231073
2018-08-16

Clutch control

#232
20180231067
2018-08-16

Clutch device for a hybrid drive system

#233
20180231066
2018-08-16

Clutch device for a hybrid drive

#234
20180230676
2018-08-16

Bulldozer

#235
20180223976
2018-08-09

Driving force distribution apparatus

#236
20180216672
2018-08-02

Clutch assembly for a driveline

#237
20180209528
2018-07-26

Electro-hydraulic limited slip differential system

#238
20180209489
2018-07-26

Hydraulic clutch device

#239
20180208041
2018-07-26

VEHICLE DRIVE DEVICE

#240
20180202501
2018-07-19

Power transmission device provided with more than two pistons

#241
20180202500
2018-07-19

CLUTCH DEVICE AND POWER TRANSMISSION DEVICE

#242
20180180147
2018-06-28

Vehicle power transmission device

#243
20180180114
2018-06-28

Clutch group for power take-off

#244
20180172092
2018-06-21

Touch point learning apparatus and method for clutch

#245
20180172083
2018-06-21

Hydraulic coupling

#246
20180163794
2018-06-14

Spring pack assembly for a torque transmitting device

#247
20180163793
2018-06-14

Double clutch apparatus for hybrid electric vehicle

#248
20180163790
2018-06-14

Clutch assembly for automatic transmission

#249
20180162213
2018-06-14

Front end motor-generator system and hybrid electric vehicle operating method

#250
20180156283
2018-06-07

Spring pack assembly for a torque transmitting device

#251
20180149240
2018-05-31

Power train and motor grader

#252
20180149209
2018-05-31

Wet clutch actuation piston and method of use

#253
20180142780
2018-05-24

Transmission

#254
20180133905
2018-05-17

Clutched joint modules for a robotic system

#255
20180119753
2018-05-03

Method and mechanism for open clutch drag reduction

#256
20180119752
2018-05-03

Torque transferring clutch separation

#257
20180119751
2018-05-03

Passive opening low loss clutch pack

#258
20180112757
2018-04-26

Torque converter for a vehicle

#259
20180112726
2018-04-26

Work vehicle drive assembly with electric motor overspeed protection

#260
20180106299
2018-04-19

Clutch plate separation for drag loss reduction

#261
20180094694
2018-04-05

Compact high function dual mass fly wheel

#262
20180087581
2018-03-29

Torque transmitting assembly with damper assembly including two sets of outer springs in series

#263
20180080506
2018-03-22

Clutch assembly

#264
20180058572
2018-03-01

MULTIPLEXED PRESSURE SENSOR FOR VEHICLE TRANSMISSION CONTROL

#265
20180058513
2018-03-01

Fluid control arrangement for disk packs

#266
20180058511
2018-03-01

Speed change device

#267
20180058434
2018-03-01

Air compressor

#268
20180051755
2018-02-22

Integrated snap ring and return spring

#269
20180038421
2018-02-08

Vehicle transmission and method of assembling vehicle transmission

#270
20180038420
2018-02-08

Gear shift device for a motor vehicle transmission

#271
20180031052
2018-02-01

Power take-off assembly having a multiple stage clutch

#272
20180031049
2018-02-01

Transmission assembly having dampening material

#273
20180017120
2018-01-18

Hydraulic force transmitting assembly for brakes and clutches

#274
20180003107
2018-01-04

Vehicle drive device

#275
20170370424
2017-12-28

Transmission and transmission clutch system

#276
20170370389
2017-12-28

Joint part and manufacturing method therefor

#277
20170363156
2017-12-21

Self-contained clutch for diesel engines

#278
20170335963
2017-11-23

Method and device for controlling automatic transmission

#279
20170335962
2017-11-23

Method and device for controlling automatic transmission

#280
20170335953
2017-11-23

Method and device for controlling automatic transmission

#281
20170328456
2017-11-16

Engine disconnects with mechanical diodes for vehicle powertrains

#282
20170321768
2017-11-09

Regulating an actual pressure of a motor vehicle clutch

#283
20170321764
2017-11-09

Dual clutch apparatus

#284
20170314650
2017-11-02

Clutch and speed change device including the same

#285
20170314624
2017-11-02

Friction clutch with intermediate element

#286
20170313180
2017-11-02

Work vehicle drive assembly

#287
20170284510
2017-10-05

DUAL CLUTCH TRANSMISSION

#288
20170284486
2017-10-05

Control device for power transmission mechanism

#289
20170276243
2017-09-28

Transmission with lockup clutch

#290
20170276235
2017-09-28

Brake device of transmission

#291
20170276152
2017-09-28

Transmission and transmission clutch system

#292
20170268648
2017-09-21

Vibration reduction device

#293
20170268647
2017-09-21

Lock-up device for torque converter

#294
20170268583
2017-09-21

Clutch mechanism and method for installing such mechanism on transmission drivetrain

#295
20170268582
2017-09-21

Lock-up device for torque converter

#296
20170268581
2017-09-21

Latching clutch having a ball detent latching device requiring a reduced amount of hydraulic pressure

#297
20170268580
2017-09-21

Hydraulic control system for dual wet clutch

#298
20170268578
2017-09-21

Lock-up device for torque converter

#299
20170261045
2017-09-14

Clutch and electric motor

#300
20170254416
2017-09-07

Method of assembling a friction element assembly for a transmission