ClassID:

148906

F16D2125/06 - CPC Classification

Classification description:

Components of actuators; Fluid-pressure mechanisms Pistons

Recent Application in this class:
#1
20260117831
2026-04-30

PISTON FOR A DISK BRAKE, DISK BRAKE HAVING AT LEAST ONE PISTON, AND SERIES OF PISTONS

#2
20260116362
2026-04-30

Park brake actuator

#3
20260054704
2026-02-26

Pneumatic Brake Cylinder and Disc Brake

#4
20250381942
2025-12-18

VEHICLE BRAKING APPARATUS

#5
20250354590
2025-11-20

HYDRAULIC VEHICLE BRAKE

#6
20250305492
2025-10-02

ELECTRIC CYLINDER DEVICE

#7
20250305491
2025-10-02

ELECTRIC CYLINDER DEVICE

#8
20250305490
2025-10-02

ELECTRIC CYLINDER DEVICE

#9
20250283517
2025-09-11

BRAKE, BRAKE SYSTEM AND VEHICLE

#10
20250277518
2025-09-04

PISTON FOR DISC BRAKE DEVICE AND DISC BRAKE DEVICE

#11
20250230845
2025-07-17

ACTUATION ASSEMBLY AND METHOD FOR HYDRAULICALLY ACTUATING AT LEAST TWO SUB-CLUTCHES/BRAKES

#12
20250224007
2025-07-10

OPPOSED PISTON TYPE MONOBLOCK BRAKE CALIPER AND METHOD FOR MANUFACTURING OPPOSED PISTON TYPE MONOBLOCK BRAKE CALIPER

#13
20250207648
2025-06-26

A BRAKE COMPONENT

#14
20250207643
2025-06-26

CALIPER BRAKE

#15
20250189002
2025-06-12

SEAL ASSEMBLY FOR A BRAKE PISTON ASSEMBLY

#16
20250163981
2025-05-22

MULTI-PISTON DISENGAGEMENT SYSTEM FOR A BRAKING DEVICE OF A MOTOR VEHICLE AND BRAKING DEVICE FOR A TRANSMISSION ASSEMBLY OF A MOTOR VEHICLE WITH THE MULTI-PISTON DISENGAGEMENT SYSTEM

#17
20250163980
2025-05-22

ARTICULATING PISTON INSERT

#18
20250154992
2025-05-15

MULTI-PISTON DISENGAGEMENT SYSTEM FOR A BRAKE DEVICE OF A VEHICLE, BRAKE DEVICE FOR A VEHICLE HAVING A MULTI-PISTON DISENGAGEMENT SYSTEM, AND TRANSMISSION ARRANGEMENT FOR A VEHICLE HAVING THE BRAKE DEVICE

#19
20250154991
2025-05-15

MULTI-PISTON DISENGAGEMENT SYSTEM FOR A BRAKE DEVICE OF A VEHICLE, BRAKE DEVICE FOR A VEHICLE HAVING A MULTI-PISTON DISENGAGEMENT SYSTEM, AND TRANSMISSION ARRANGEMENT FOR A VEHICLE HAVING THE BRAKE DEVICE

#20
20250102031
2025-03-27

Radial Piston Machine with Multi-Disc Brake

#21
20250102030
2025-03-27

BRAKE PISTON AND BRAKE SYSTEM INCLUDING THE SAME

#22
20250010829
2025-01-09

DECENTRALIZED ELECTROHYDRAULIC BRAKE UNIT

#23
20240426358
2024-12-26

Air Disc Brake Tappet and Brake Pad Backing Plate with Interface Features

#24
20240409076
2024-12-12

HYDROMECHANICAL BRAKE MOTIVE APPARATUS

#25
20240376946
2024-11-14

CALIPER BRAKE

#26
20240352835
2024-10-24

SAFETY BRAKE FOR ELECTRICAL SUBMERSIBLE PUMPS POWERED BY PERMANENT MAGNET MOTORS

#27
20240328473
2024-10-03

CALIPER BRAKE

#28
20240328469
2024-10-03

REDUCED PROFILE PISTON ADJUSTER

#29
20240301934
2024-09-12

ADJUSTER ASSEMBLY

#30
20240301896
2024-09-12

PISTON FOR A BRAKE CALIPER

#31
20240262325
2024-08-08

PNEUMATIC BRAKE ACTUATOR AND PUSHROD BOOT FOR SUCH ACTUATOR

#32
20240227110
2024-07-11

METHOD FOR TREATING A SURFACE OF A PISTON ROD

#33
20240166178
2024-05-23

CONTROL APPARATUS FOR BRAKE APPARATUS, METHOD FOR CONTROLLING BRAKE APPARATUS, AND BRAKE APPARATUS

#34
20240110605
2024-04-04

NUT TRAPPING TWO-PIECE PISTON

#35
20240110604
2024-04-04

HYDRAULIC VEHICLE BRAKE

#36
20240003395
2024-01-04

FAILSAFE PISTON PRESSURE PATH

#37
20230341019
2023-10-26

BRAKE PISTON FOR VEHICLE BRAKE HAVING PLURALITY OF BRAKE FLUID RECEIVING PORTIONS

#38
20230287944
2023-09-14

Brake piston for a vehicle disc brake assembly having inner groove for structural noise dampening

#39
20230243393
2023-08-03

PISTON FOR A BRAKE SYSTEM AND BRAKE SYSTEM

#40
20230234490
2023-07-27

Side-by-side utility vehicle

#41
20230193970
2023-06-22

Friction simulating device

#42
20230167864
2023-06-01

Braking device for in-wheel motor

#43
20230166706
2023-06-01

Pump assembly, in particular for generating pressure in a brake circuit of a controllable power brake system of a motor vehicle

#44
20230147861
2023-05-11

CRUSHABLE BODY FOR POSITION ADJUSTMENT

#45
20230140201
2023-05-04

BRAKE PISTON AND BRAKE CALIPER

#46
20230080487
2023-03-16

DISC BRAKE

#47
20230056306
2023-02-23

SYSTEM FOR PROVIDING A BRAKE FORCE

#48
20230044940
2023-02-09

ELECTROMECHANICAL BRAKE AND CONTROL METHOD THEREFOR

#49
20230039019
2023-02-09

BRAKING FORCE GENERATOR FOR A BRAKING SYSTEM, AND ACTUATION DEVICE FOR A BRAKING SYSTEM

#50
20230030761
2023-02-02

Transmission module provided with a hydraulic actuator

#51
20220389975
2022-12-08

Vehicle transmission with disconnect devices

#52
20220373051
2022-11-24

System and method for monitoring wear of braking frictional pad of motor vehicle

#53
20220373050
2022-11-24

System and method for monitoring wear of braking frictional pad of motor vehicle

#54
20220373047
2022-11-24

Electric parking brake

#55
20220332388
2022-10-20

Adjustable hydraulic motorcycle brake system and device

#56
20220316539
2022-10-06

Brake piston with footing

#57
20220299080
2022-09-22

ELECTROMECHANICAL BRAKE HAVING A GAS-CONTAINING PISTON CHAMBER

#58
20220297657
2022-09-22

Brake actuator

#59
20220297654
2022-09-22

Hydraulically assisted electric parking brake

#60
20220212644
2022-07-07

Hydraulic brake and electronic parking integrated caliper

#61
20220186802
2022-06-16

Dual brake slack adjuster and systems, components, and methods thereof

#62
20220185257
2022-06-16

Piston pump for brake system

#63
20220170522
2022-06-02

Piston cap

#64
20220154785
2022-05-19

AUTOMATIC TRANSMISSION

#65
20220145952
2022-05-12

Pushing force-actuated braking device and rotary table using the same

#66
20220065314
2022-03-03

Brake apparatus for vehicle

#67
20220033070
2022-02-03

Piston engaging member

#68
20210396281
2021-12-23

Drum brake apparatus

#69
20210388877
2021-12-16

Piston assembly with adjuster

#70
20210356009
2021-11-18

Brake actuator

#71
20210293288
2021-09-23

Torque-limiting clutch comprising a release trigger mechanism

#72
20210270328
2021-09-02

Self-adjusting clutch actuator

#73
20210262538
2021-08-26

Disk brake

#74
20210245644
2021-08-12

Side-by-side utility vehicle

#75
20210215208
2021-07-15

Balanced piston clutch

#76
20210172489
2021-06-10

Brake piston for disc brake assembly

#77
20210148342
2021-05-20

Piston of a hydraulic machine and hydraulic piston machine

#78
20210140501
2021-05-13

Brake apparatus for vehicle

#79
20210079887
2021-03-18

Wind turbine yaw brake with anti-rotation bushing

#80
20210010553
2021-01-14

Lock nut

#81
20200408265
2020-12-31

Brake system

#82
20200386284
2020-12-10

Disc brake and piston boot

#83
20200378456
2020-12-03

Hydraulic caliper disc brake with spherical-faced washers

#84
20200332849
2020-10-22

Uni-directional anti-rotation member for a disc brake assembly with an electric parking brake

#85
20200325948
2020-10-15

Multiple layer piston insulator for hydraulic brake actuator

#86
20200309218
2020-10-01

Actuating device for a coupling/braking device and coupling/braking device with such an actuating device

#87
20200292020
2020-09-17

Brake caliper thrust device, brake caliper and manufacturing method

#88
20200182320
2020-06-11

BRAKE PISTON HAVING A NON-CIRCULAR END FACE FOR A DISC BRAKE ASSEMBLY WITH AN ELECTRIC PARKING BRAKE

#89
20200182319
2020-06-11

Cold-worked brake piston

#90
20200182306
2020-06-11

Clutch device

#91
20200149600
2020-05-14

Brake caliper and at least one pad assembly

#92
20200132147
2020-04-30

Hydraulic brake system

#93
20200116219
2020-04-16

Oversized brake piston footing

#94
20200102069
2020-04-02

Rotor drive key assembly

#95
20200080603
2020-03-12

Hydraulic caliper assembly

#96
20200080602
2020-03-12

Spring applied hydraulic released brake

#97
20200072341
2020-03-05

Automatic transmission

#98
20200056667
2020-02-20

Drum brake apparatus

#99
20200010005
2020-01-09

Side-by-side utility vehicle

#100
20190316644
2019-10-17

Piston brake caliper and brake system

#101
20190285052
2019-09-19

Yaw pad engagement features

#102
20190257370
2019-08-22

Automatic transmission

#103
20190178379
2019-06-13

Steel brake piston for a hydraulic brake

#104
20190178376
2019-06-13

Power delivery device for automatic transmission

#105
20190176781
2019-06-13

Disc brake

#106
20190170200
2019-06-06

Brake device

#107
20190128353
2019-05-02

Brake system

#108
20190128346
2019-05-02

Braking apparatus

#109
20190120310
2019-04-25

Multi-caliper brake assembly per rotor

#110
20190120306
2019-04-25

Vehicle disc brake

#111
20190118789
2019-04-25

Electromagnetic brake calliper comprising a reduced friction piston guide

#112
20190063530
2019-02-28

Disc brake

#113
20190063519
2019-02-28

Brake system

#114
20190032736
2019-01-31

Tool for removing a brake piston from a brake assembly of a wind turbine and related method

#115
20190032734
2019-01-31

Rotatable shaft with fluid actuated lock piston

#116
20190024742
2019-01-24

Disc brake

#117
20190024741
2019-01-24

Disc brake

#118
20190024740
2019-01-24

Disc brake

#119
20180372176
2018-12-27

Brake system for a vehicle

#120
20180328431
2018-11-15

Disc brake calliper body

#121
20180320788
2018-11-08

Double cup-shaped piston for a disc brake

#122
20180298969
2018-10-18

Active retraction mechanism for low drag caliper brake

#123
20180298963
2018-10-18

Oversized brake piston footing

#124
20180298898
2018-10-18

Hydraulic motor brake

#125
20180290707
2018-10-11

Bicycle disc brake caliper assembly

#126
20180274561
2018-09-27

Dual action hydraulic clutch system

#127
20180245648
2018-08-30

Disc brake and piston

#128
20180223932
2018-08-09

Brake piston

#129
20180222455
2018-08-09

BRAKING SYSTEM WITH SECOND BRAKE

#130
20180148075
2018-05-31

Railway braking system for a railway vehicle

#131
20180147966
2018-05-31

Side-by-side utility vehicle

#132
20180119761
2018-05-03

Wear Adjustment Device for a Disc Brake

#133
20180094681
2018-04-05

Polymeric brake piston with reinforcing core

#134
20180087590
2018-03-29

Brake piston

#135
20180080515
2018-03-22

Piston having a multi-part construction for a brake caliper of a disk brake

#136
20180073574
2018-03-15

Clutch actuator with automatic wear compensation

#137
20180058524
2018-03-01

Disc brake system

#138
20180010659
2018-01-11

Apparatus for thermal insulation on an actuating apparatus for disk brakes

#139
20170321771
2017-11-09

Electromechanical brake for vehicle

#140
20170175836
2017-06-22

Piston manufacturing device, piston manufacturing method, piston and disc brake

#141
20170159733
2017-06-08

Brake piston

#142
20170130792
2017-05-11

Pressure generator for a hydraulic vehicle braking system

#143
20170108066
2017-04-20

Hydraulic anti-lock brake wheel cylinder and axle braking system

#144
20170089407
2017-03-30

Input clutch assembly

#145
20170082161
2017-03-23

Electric caliper brake

#146
20170074259
2017-03-16

Compressor piston shape to reduce clearance volume

#147
20170067523
2017-03-09

BRAKE PISTON HEAD FOR A DISK BRAKE DEVICE, BRAKE PISTON AND DISK BRAKE DEVICE

#148
20170066419
2017-03-09

Driver assistance system with reduced activation time

#149
20170009818
2017-01-12

CLUTCH ASSEMBLY

#150
20160304073
2016-10-20

Spring brake cylinder with emergency release device

#151
20160215835
2016-07-28

Disc brake

#152
20160169309
2016-06-16

Brake actuator for aircraft wheel hydraulic brake

#153
20160160949
2016-06-09

Brake assembly and method of control

#154
20160146345
2016-05-26

Piston with out of phase mode

#155
20160122009
2016-05-05

Aircraft brake puck assembly

#156
20160053835
2016-02-25

Disc brake caliper with reduced axial dimension

#157
20150354645
2015-12-10

Brake caliper piston actuation device

#158
20150345581
2015-12-03

Parking brake apparatus

#159
20150129370
2015-05-14

Free-machining wrought aluminium alloy product and manufacturing process thereof

#160
20150001032
2015-01-01

Piston-cylinder arrangement and operating device having a piston-cylinder arrangement

#161
20140367210
2014-12-18

Hydraulic brake with a polymer piston

#162
20140299423
2014-10-09

Caliper brake apparatus

#163
20140290477
2014-10-02

Brake pistons and piston noses

#164
20140208940
2014-07-31

Piston for a brake caliper of a disk brake

#165
20140158480
2014-06-12

Disk brake with a parking brake, mechanical thrust assembly, and method of assembling

#166
20140041970
2014-02-13

Air cooled piston cap assembly

#167
20130333369
2013-12-19

Hydrostatic piston engine having a brake device

#168
20130327606
2013-12-12

Electromechanically actuated vehicle brake having an improved piston

#169
20130294865
2013-11-07

One piece hydraulic disc brake caliper with one way plumbing

#170
20130192936
2013-08-01

Protective sheathings for disc brake piston-cylinder units

#171
20130146409
2013-06-13

Heat transfer preventer

#172
20130098716
2013-04-25

Disc brake of hydraulic self-energizing design with adjusting device

#173
20130068572
2013-03-21

Disk brake device

#174
20130037357
2013-02-14

Disc brake caliper with piston roll-back device

#175
20130025983
2013-01-31

Disc Brake Having Reduced Residual Grinding Torque

#176
20120318622
2012-12-20

Wet disc brake system

#177
20120298513
2012-11-29

Aluminum alloy for anodization and aluminum alloy component

#178
20120241055
2012-09-27

PROCESS FOR PRODUCING BRAKE PISTON

#179
20120181123
2012-07-19

Brake pistons and piston noses

#180
20120152664
2012-06-21

Device for damping the vibrations in a pad of a disc brake

#181
20110315007
2011-12-29

Piston for a brake caliper of a disc brake

#182
20110308904
2011-12-22

Piston with improved displacement properties

#183
20110233009
2011-09-29

Caliper brake device

#184
20110226568
2011-09-22

Pneumatic brake cylinder

#185
20110162918
2011-07-07

Disc brake device

#186
20110139553
2011-06-16

Brake assembly or clutch unit for a motor vehicle

#187
20110132188
2011-06-09

Multi-part piston construction for a brake caliper of a disk brake

#188
20110048869
2011-03-03

Brake piston with steel core and phenolic outer layer

#189
20110000749
2011-01-06

One piece hydraulic disc brake caliper with one way plumbing

#190
20100252374
2010-10-07

Hydraulically actuated multi-piston disc brake

#191
20100230218
2010-09-16

HYDRAULIC CALIPER BRAKE ASSEMBLY WITH SELF-ADJUSTING FEATURE

#192
20100219027
2010-09-02

Disk brake and sliding member

#193
20100194056
2010-08-05

Disk brake

#194
20100193300
2010-08-05

Vehicle disc brake device

#195
20100181733
2010-07-22

ROLLBACK SEAL

#196
20100181151
2010-07-22

Hybrid piston bushing sleeve assembly

#197
20100117446
2010-05-13

Two-stage master brake cylinder

#198
20100096222
2010-04-22

Caliper disc brake

#199
20100096221
2010-04-22

Piston for brake calipers, and brake caliper comprising said piston

#200
20100084226
2010-04-08

Brake caliper with cooling system

#201
20100078272
2010-04-01

Brake cylinder for a pneumatically operable vehicle brake

#202
20100072005
2010-03-25

PLUG FOR BRAKE CALIPER

#203
20100012440
2010-01-21

Hydraulic Disk Brake Retractor System And Method Of Retracting

#204
20100000827
2010-01-07

Disc brake device

#205
20090293715
2009-12-03

Hydraulic cylinder for a brake system

#206
20090255769
2009-10-15

BRAKE CALIPER OF A DISK BRAKE

#207
20090211854
2009-08-27

BUFFER DEVICE OF DISK BRAKE

#208
20090200128
2009-08-13

HYDRAULIC DISC BRAKE CALIPER WITH ONE WAY PLUMBING

#209
20090165638
2009-07-02

Automatic transmission servo

#210
20090145701
2009-06-11

Device for controlling the piston roll-back

#211
20090114490
2009-05-07

Disc-brake vibration damper

#212
20080314239
2008-12-25

Piston for a hydraulic brake and method for production thereof

#213
20080302620
2008-12-11

Drum brake apparatus

#214
20080257661
2008-10-23

Automatic parking brake

#215
20080257660
2008-10-23

Disc brake with a self-energizing electric motor actuator

#216
20080036289
2008-02-14

VEHICLE BRAKING SYSTEMS

#217
20080028923
2008-02-07

HYDRAULIC STROKING DEVICE, PLANETARY GEAR AUTOMATIC TRANSMISSION, AND CLUTCH APPARATUS

#218
20070256903
2007-11-08

Piston seal and disc brake using the piston seal

#219
20070256294
2007-11-08

Piston for Automatic Speed Changer

#220
20070199774
2007-08-30

Bottomed cylindrical piston and method of manufacturing bottomed cylindrical piston

#221
20070163851
2007-07-19

HIGH THERMAL TRANSFER CALIPER

#222
20070151826
2007-07-05

Hydraulic servo for a brake in an automatic transmission

#223
20070089942
2007-04-26

Disc brake assembly

#224
20060208562
2006-09-21

Primary/secondary brake system

#225
20060086576
2006-04-27

Aircraft brake actuator thermal insulator and tangential movement compensator

#226
20050284708
2005-12-29

Cooling arrangement for brake caliper

#227
20050279592
2005-12-22

Brake caliper with integral parking brake

#228
20050269868
2005-12-08

Brake

#229
20050269169
2005-12-08

Low temperature disc brake

#230
20050173215
2005-08-11

Apparatus for a disk brake

#231
20050109569
2005-05-26

Piston for disc brake assembly

#232
20050077123
2005-04-14

Brake piston

#233
20050034936
2005-02-17

Electric brake caliper having a ballscrew with integral gear carrier

#234
20050034935
2005-02-17

Brake apparatus having automatic clearance adjusting mechanism with overadjustment preventer

#235
16364766
2020-07-28

Clutch-release control for a motorcycle

#236
15227918
2017-12-26

Disk brake piston

#237
14731520
2018-11-20

Clutch assembly and system

#238
14256119
2016-03-15

Clutch assembly with dual actuation piston