ClassID:

146075

F15B15/14 - CPC Classification

Classification description:

Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith; Characterised by the construction of the motor unit of the straight-cylinder type

Sub-classes:
Recent Application in this class:
#1
20260139694
2026-05-21

LINEAR ACTUATOR ASSEMBLY AND SYSTEM

#2
20250376996
2025-12-11

MAGNETIC ACTUATING DEVICE

#3
20250376036
2025-12-11

HYDRAULIC SYSTEM FOR A DYNAMIC ENERGY TRANSFER SYSTEM

#4
20250361888
2025-11-27

LINEAR ACTUATOR WITH ENERGY RECUPERATION CAPABILITY

#5
20250361887
2025-11-27

PRESSURE APPLYING DEVICE

#6
20250263820
2025-08-21

HYDRAULIC DEVICES INCLUDING COATED SURFACES

#7
20250242194
2025-07-31

VARIABLE HEIGHT WEIGHTLIFTING PLATFORM SYSTEM

#8
20250236258
2025-07-24

HYDRAULIC SYSTEM AND PASSENGER RESTRAINT SYSTEM

#9
20250188959
2025-06-12

Systems and Methods for Reducing Wear in a Reciprocating Piston Pump

#10
20250187725
2025-06-12

HYDRAULIC ACTUATION SYSTEM

#11
20250187724
2025-06-12

HYDRAULIC ACTUATOR

#12
20250137473
2025-05-01

WORKING CYLINDER WITH PRESSURE MEDIUM OVERFLOW

#13
20250137468
2025-05-01

FLUID CIRCUIT

#14
20250129806
2025-04-24

ACTUATOR ASSEMBLY

#15
20250114902
2025-04-10

HORIZONTAL PRE-CLEAN 2-STAGE DOWNFORCE MECHANISM WITH FLEXURE

#16
20250083801
2025-03-13

Variable Slat Displacement Using Spanwise Actuator

#17
20250059988
2025-02-20

Linear Actuator Arrangement for an Amusement Activity Station

#18
20250042491
2025-02-06

DEVICE FOR ADJUSTING A SEAT POSITION OF A BICYCLE SEAT

#19
20240426370
2024-12-26

FEED SCREW MECHANISM AND ELECTRIC ACTUATOR

#20
20240426324
2024-12-26

Rotary actuator unit with load control

#21
20240376921
2024-11-14

ROTARY CLAMP DEVICE

#22
20240367312
2024-11-07

Robot

#23
20240295229
2024-09-05

Hydraulic Cylinder with Sequence Valve System and Method

#24
20240271526
2024-08-15

PNEUMATIC DEVICE WITH A MOVABLY MOUNTED PISTON

#25
20240255009
2024-08-01

Two port hydraulic ram operation with locking/unlocking method

#26
20240227741
2024-07-11

DEVICE FOR REVVING A VEHICLE ENGINE

#27
20240149852
2024-05-09

BRAKE DEVICE FOR VEHICLE

#28
20240141932
2024-05-02

Hydraulic arrangement with load-holding function and hydraulic arrangement control method

#29
20240132025
2024-04-25

DEVICE FOR REVVING A VEHICLE ENGINE

#30
20240128831
2024-04-18

HYBRID COMPRESSED GAS-ELECTRIC PISTON ENGINE

#31
20240061454
2024-02-22

PNEUMATIC INLET/BLOWDOWN VALVE ASSEMBLY

#32
20240044346
2024-02-08

HYDRAULIC CYLINDER POSITION CONTROL FOR LIFTING AND LOWERING TOWED IMPLEMENTS

#33
20240019017
2024-01-18

Electro-hydraulic linear lead screw actuator

#34
20240011514
2024-01-11

CYLINDER FAILURE PREDICTION SYSTEM AND METHOD, AND CYLINDER FAILURE INSPECTION SYSTEM AND METHOD

#35
20230292670
2023-09-21

Baler connectable to a tractor for providing round bales and method for producing round bales

#36
20230193930
2023-06-22

Electric fluid pressure cylinder and moving structure body

#37
20230159137
2023-05-25

Hydraulic piston spud pole

#38
20230151831
2023-05-18

Hydraulic devices including coated surfaces

#39
20230143308
2023-05-11

PNEUMATIC DEVICES INCLUDING SURFACE COATINGS

#40
20230142535
2023-05-11

ROLLERS AND WORK ROLLS INCLUDING SURFACE COATINGS

#41
20230136316
2023-05-04

Robot

#42
20230014514
2023-01-19

Piston, gear-change selector and gearshift

#43
20220364579
2022-11-17

Gas cylinder

#44
20220333621
2022-10-20

Pneumatic actuator

#45
20220324685
2022-10-13

Double parallelogram vertical lifting device

#46
20220304229
2022-09-29

FEEDERHOUSE ASSEMBLIES, AGRICULTURAL HARVESTERS, AND METHODS OF CONNECTING HARVESTING HEADERS TO AGRICULTURAL HARVESTERS

#47
20220299047
2022-09-22

Linear and rotary actuators

#48
20220290409
2022-09-15

Valve mounting mechanism, hydraulic device, and working machine

#49
20220228607
2022-07-21

Pressurizing device

#50
20220163054
2022-05-26

Linear actuator assembly and system

#51
20220145911
2022-05-12

Actuating device for a coupling device, coupling device having such an actuating device and method for manufacturing such an actuating device

#52
20220144238
2022-05-12

Hydraulic unit for a hydraulic vehicle brake system, and method for assembling a hydraulic unit

#53
20220099112
2022-03-31

Actuator device, humanoid robot and power assist device

#54
20220089249
2022-03-24

Bicycle hydraulic assembly and bicycle brake device

#55
20220074280
2022-03-10

Rotating control device system

#56
20220061218
2022-03-03

Automated header float optimization and field learning for a work vehicle

#57
20220061211
2022-03-03

Obstacle detection and field mapping for a work vehicle

#58
20220049724
2022-02-17

Fluid-actuated linear drive

#59
20210348470
2021-11-11

Rotating control device system

#60
20210265092
2021-08-26

SINE PULSE ACTUATION, AND ASSOCIATED SYSTEMS AND METHODS

#61
20210230843
2021-07-29

Work machine

#62
20210164498
2021-06-03

Cylinder

#63
20210133373
2021-05-06

HYBRID ROUND ROD AND METHOD OF MANUFACTURING SAME

#64
20210128325
2021-05-06

Linear actuator for asymmetric power generation and dissipation

#65
20210102558
2021-04-08

Pressure booster and cylinder apparatus provided with same

#66
20210079932
2021-03-18

Hydraulic actuator end stroke stop pressure/load control

#67
20210031851
2021-02-04

Device for adjusting a seat position of a bicycle seat

#68
20210010494
2021-01-14

Fluid pressure cylinder

#69
20200400168
2020-12-24

Pressure vessel arrangement providing piston position feedback, pressure vessel, and method for providing piston position feedback in a pressure vessel

#70
20200391846
2020-12-17

Spoiler droop function with mechanical feedback driving hydraulic valve

#71
20200386247
2020-12-10

Device and method for ring gate closing optimization

#72
20200347854
2020-11-05

Linear Actuator Assembly and System

#73
20200346761
2020-11-05

Valve for aircraft environmental control system conduit

#74
20200316646
2020-10-08

Single-mass, one-dimensional resonant driver

#75
20200300277
2020-09-24

Fluid leakage detection system

#76
20200224682
2020-07-16

Linear actuator assembly and system

#77
20200182266
2020-06-11

Three position metering valve for a self-contained electro-hydraulic actuator

#78
20200182264
2020-06-11

Speed controller

#79
20200158144
2020-05-21

Accumulator

#80
20200063763
2020-02-27

Blow down actuator assembly

#81
20200040994
2020-02-06

Parking lock module for actuating a parking lock in a motor vehicle

#82
20200040993
2020-02-06

Parking lock module for actuating a parking lock in a motor vehicle

#83
20200017009
2020-01-16

Pyrotechnic locking device

#84
20190393830
2019-12-26

Telescopic solar panel array

#85
20190368582
2019-12-05

Dual mode actuator

#86
20190360586
2019-11-28

Screw-threaded working cylinder

#87
20190360507
2019-11-28

Linear drive device

#88
20190360504
2019-11-28

Reservoir for a hydraulic system

#89
20190336309
2019-11-07

Linear actuator for asymmetric power generation and dissipation

#90
20190331253
2019-10-31

Thermal volume control for an actuator assembly

#91
20190316606
2019-10-17

Aircraft hydraulic system with a dual spool valve and methods of use

#92
20190315424
2019-10-17

Operating device

#93
20190308710
2019-10-10

Locking device of actuation stroke of marine vessel control system

#94
20190292023
2019-09-26

TRANSPORTABLE INLINE HEAVE COMPENSATOR

#95
20190240832
2019-08-08

Three-rotational-degree-of-freedom connection mechanism, robot, robot arm, and robot hand

#96
20190234435
2019-08-01

Hydraulic device and vehicle

#97
20190233041
2019-08-01

Device for adjusting a seat position of a bicycle seat

#98
20190226504
2019-07-25

Electrohydraulic actuator

#99
20190207285
2019-07-04

Waveguide-coupling device and position sensor device for a hydraulic cylinder, hydraulic cylinder and method for operating a waveguide-coupling device

#100
20190195248
2019-06-27

Fluidic cylinder

#101
20190170168
2019-06-06

Method for producing piston assembly and hydraulic fluid device

#102
20190170167
2019-06-06

Hydraulic fluid device

#103
20190154151
2019-05-23

Sealing structure

#104
20190113115
2019-04-18

Electrical telescopic strut construction

#105
20190107198
2019-04-11

Fouling prevention system for submerged hydraulic cylinders

#106
20190093682
2019-03-28

Optimized method for controlling position and crossover pressure in a double acting actuator

#107
20190088394
2019-03-21

Sine pulse actuation, and associated systems and methods

#108
20190084634
2019-03-21

SWITCHING LEVER ON ARCHED HANDLE FOR ADJUSTING HEIGHT OF SEAT TUBE

#109
20190070712
2019-03-07

Cylinder vice

#110
20190055965
2019-02-21

Hydraulic actuator and multi-cylinder hydraulic actuator system

#111
20190048901
2019-02-14

Reusable gas generator driven pressure supply system

#112
20190037775
2019-02-07

Device for controlling the outlet flap of a baler and method thereof

#113
20190032680
2019-01-31

Dual-valve security unit for hydraulic cylinders

#114
20190030714
2019-01-31

Servo-pneumatic control systems for soft robotic actuators

#115
20190024507
2019-01-24

Hydraulically operated splitting device

#116
20190010967
2019-01-10

Gas cylinder

#117
20190003548
2019-01-03

Rotational inerter and method

#118
20180335058
2018-11-22

Support fitting for a translation control system

#119
20180320731
2018-11-08

Length-Adjustable Connecting Rod

#120
20180313371
2018-11-01

Sensor unit and working cylinder with a sensor unit

#121
20180291983
2018-10-11

Apparatus for de-icing the casing tube of a tendon

#122
20180283419
2018-10-04

Hydraulic pressure control device

#123
20180283415
2018-10-04

Method of setting actuator and fluid pressure control circuit

#124
20180274719
2018-09-27

Pneumatic foot-operated monopod

#125
20180274566
2018-09-27

Precision power movement locking device

#126
20180266451
2018-09-20

Actuator and fluid pressure control circuit having the same

#127
20180265312
2018-09-20

Tracked radial stacker with wheels

#128
20180252302
2018-09-06

Lifting drive device and measuring machine using the same

#129
20180223992
2018-08-09

Control mechanism for stepless transmission

#130
20180222599
2018-08-09

Hydraulic actuator and accumulator arrangement

#131
20180201145
2018-07-19

Method and system for ejecting a charging handle from a vehicle

#132
20180179036
2018-06-28

Bladder assembly for a closed hydraulic power system

#133
20180172032
2018-06-21

Rotary actuator with position feedback device and process valve module

#134
20180161845
2018-06-14

HYDRAULIC TOOL

#135
20180148280
2018-05-31

Tracked radial stacker with wheels

#136
20180100523
2018-04-12

Blow down actuator assembly having a drag brake

#137
20180094655
2018-04-05

Cylinder operating condition monitoring device

#138
20180094654
2018-04-05

Cylinder operating condition monitoring device

#139
20180086127
2018-03-29

Functional cylinder body and manufacturing method therefor

#140
20180066747
2018-03-08

Hydraulic controller for an actuator in a vehicle gearbox

#141
20180045327
2018-02-15

Thermal volume control for an actuator assembly

#142
20180045229
2018-02-15

Pressure vessel arrangement providing piston position feedback, pressure vessel, and method for providing piston position feedback in a pressure vessel

#143
20180043855
2018-02-15

Gas pressure actuator

#144
20180038392
2018-02-08

Blow down actuator assembly

#145
20180038063
2018-02-08

Single cylinder hydraulic coupler

#146
20170370486
2017-12-28

Valve system for pneumatic cylinders

#147
20170363121
2017-12-21

Hydraulic actuator to which limit-adjustable mechanical lock device is applied

#148
20170350427
2017-12-07

Monitoring device and method for determining operating health of pressure medium operated device

#149
20170341228
2017-11-30

Robot arm having hydraulic rotary actuators

#150
20170314582
2017-11-02

PYROTECHNIC DRIVE DEVICE

#151
20170294871
2017-10-12

SOLAR POWER GENERATION SYSTEM

#152
20170276153
2017-09-28

Gas cylinder actuator with overtravel indicator device

#153
20170241453
2017-08-24

Ram air turbine hydraulic release mechanism

#154
20170198729
2017-07-13

Hydraulic cylinder and clamp device

#155
20170198728
2017-07-13

Actuator device, humanoid robot and power assist device

#156
20170198676
2017-07-13

Device for reversing a blade of a runner unit

#157
20170191507
2017-07-06

FLUID-OPERATED LINEAR ACTUATOR

#158
20170190036
2017-07-06

Gland puller

#159
20170184137
2017-06-29

Hydraulic ram with a side load sensor

#160
20170159514
2017-06-08

CRANKSHAFT DRIVEN VALVE ACTUATION USING A CONNECTING ROD

#161
20170146035
2017-05-25

Linear actuator assembly and system

#162
20170130748
2017-05-11

MULTI-OUTPUT CHARGING DEVICE

#163
20170122347
2017-05-04

HYDRAULIC CYLINDER POSITION SENSING AND LOCKING SYSTEM AND CORRESPONDING METHOD

#164
20170114807
2017-04-27

Linear actuator assembly and system

#165
20170058918
2017-03-02

Piston accumulator with integrated cylinder rod

#166
20170057646
2017-03-02

Soft cover release mechanism for evacuation slides

#167
20170051766
2017-02-23

Cylinder

#168
20170030445
2017-02-02

Rotation/translation converter gear unit

#169
20170023031
2017-01-26

Actuator

#170
20170023029
2017-01-26

Cylinder and adsorption separation device using the cylinder

#171
20160369890
2016-12-22

Hydraulic control device for an automatic transmission

#172
20160369824
2016-12-22

TANDEM MASTER CYLINDER

#173
20160363236
2016-12-15

Rotary actuated valve with position indicator

#174
20160348701
2016-12-01

Actuator

#175
20160334012
2016-11-17

Oil pressure control device

#176
20160327070
2016-11-10

Bicycle operating device

#177
20160325703
2016-11-10

Locking device for an axle

#178
20160318566
2016-11-03

Track tensioner

#179
20160305471
2016-10-20

Variable length connecting rod of an internal combustion engine

#180
20160289926
2016-10-06

Hydraulic system with operator skill level compensation

#181
20160288919
2016-10-06

Ram air turbine stowing system

#182
20160281749
2016-09-29

FLUID PRESSURE CYLINDER AND METHOD OF MANUFACTURING THE CYLINDER

#183
20160281747
2016-09-29

ACTUATOR DEVICE

#184
20160281314
2016-09-29

Stretch Dam

#185
20160274263
2016-09-22

Multi-step borehole correction scheme for multi-component induction tools

#186
20160273559
2016-09-22

FLUID PRESSURE CYLINDER

#187
20160273557
2016-09-22

FLUID MOTION ENERGY GENERATION

#188
20160258451
2016-09-08

Hydraulic cylinder drive system

#189
20160256182
2016-09-08

MEDICAL INSTRUMENT

#190
20160252112
2016-09-01

Hydraulic power tool

#191
20160208942
2016-07-21

HYDRAULIC PRESSURE REDUCER

#192
20160208829
2016-07-21

Fluid flow regulator

#193
20160195115
2016-07-07

Blow down actuator assembly

#194
20160177983
2016-06-23

PACKAGING MACHINE WITH HYGIENIC PNEUMATIC CYLINDER

#195
20160177980
2016-06-23

Flexible pneumatic actuator

#196
20160172923
2016-06-16

Motor for an electrohydraulic actuator

#197
20160131164
2016-05-12

System and method for estimating health and remaining useful life of a hydraulic element

#198
20160115975
2016-04-28

Piston-cylinder unit

#199
20160107302
2016-04-21

CHARGING SYSTEM FOR HYDRAULIC HAMMER

#200
20160089673
2016-03-31

Hybrid linear actuator controlled hydraulic cell stretching

#201
20160083071
2016-03-24

ACTUATOR SYSTEM FOR AN ACTUATABLE DOOR AND AN AIRCRAFT HAVING SUCH AN ACTUATABLE DOOR

#202
20160076217
2016-03-17

Method and apparatus for earth moving and surface grading

#203
20160059919
2016-03-03

Apparatus for adjusting bicycle saddle angle in seated position while driving

#204
20160047401
2016-02-18

Oil pump

#205
20160046383
2016-02-18

Stow lock pawl for a rat actuator

#206
20160046019
2016-02-18

Hydraulic rotary actuator

#207
20160003267
2016-01-07

Electronic Control of Actuator Force and Torque with an Independent Metering Valve

#208
20150377264
2015-12-31

Hydraulic system for construction machinery

#209
20150336225
2015-11-26

Apparatus for the assembly and disassembly of hydraulic cylinders

#210
20150330417
2015-11-19

Hydraulic actuator device

#211
20150300382
2015-10-22

Bicycle seat post height adjustment mechanism

#212
20150292220
2015-10-15

Swimming pool with adjustable pool floor system

#213
20150285279
2015-10-08

Air cylinder apparatus equipped with fall prevention mechanism, and fall prevention mechanism for air cylinder apparatus

#214
20150285277
2015-10-08

Fluid pressure cylinder

#215
20150275934
2015-10-01

Safety block

#216
20150267724
2015-09-24

Pull then lift hold open rod lock mechanism

#217
20150247305
2015-09-03

Construction machinery

#218
20150233394
2015-08-20

Hybrid shovel and hybrid shovel control method

#219
20150226329
2015-08-13

HYDRAULIC CYLINDER MADE OF HYBRID COMPOSITE LAMINATE, IN PARTICULAR FOR HIGH-POWER APPLICATIONS

#220
20150184470
2015-07-02

Plunger-type wire riser tensioner

#221
20150152896
2015-06-04

Three-stage hydraulic actuator and method of operating the same

#222
20150125271
2015-05-07

Pump seal with thermal retracting actuator

#223
20150114215
2015-04-30

Coaxial dual redundant hydraulic actuator system

#224
20150101481
2015-04-16

Method for improved assembly of an actuator for an air bleed valve of a turbine engine

#225
20150041286
2015-02-12

Conveying apparatus

#226
20150007718
2015-01-08

HYDRAULIC ACTUATOR SYSTEM AND APPARATUS

#227
20140366717
2014-12-18

FLUID PRESSURE INCREASING/DECREASING MACHINE AND WORKING MACHINE

#228
20140305298
2014-10-16

Pneumatic drive and method for acquiring the power of a pneumatic drive

#229
20140116240
2014-05-01

MULTIFUNCTIONAL CYLINDER AND METHOD FOR CONTROLLING CYLINDER

#230
20130336827
2013-12-19

Fluid pressure cylinder

#231
20130312398
2013-11-28

Multiple-staged fluid operated actuator

#232
20130216399
2013-08-22

Elastomeric signal transmission and motion amplification

#233
20130073206
2013-03-21

Multi-step borehole correction scheme for multi-component induction tools

#234
20130068090
2013-03-21

Hydraulic device for hydraulic cylinders

#235
20130032027
2013-02-07

Fluid pressure cylinder

#236
20120122643
2012-05-17

Fitment indexer for a pouch filler

#237
20110139270
2011-06-16

THERMAL SWITCHED COOLING ORIFICE FOR ACTUATION SYSTEMS

#238
20110072962
2011-03-31

SELF-BLEEDING DOUBLE ACTION HYDRAULIC CYLINDER

#239
20110031802
2011-02-10

Hoist employing a multiple piston cylinder

#240
20100313689
2010-12-16

Mechanically-operating actuator with hydraulic damping

#241
20100243174
2010-09-30

Actuator unit comprising force amplification

#242
20100187454
2010-07-29

Actuator having an override apparatus

#243
20100107863
2010-05-06

DEVICE MEANT FOR CONTROLLING OF AN OSCILLATING CYLINDER

#244
20100019561
2010-01-28

HOIST EMPLOYING A MULTIPLE PISTON CYLINDER

#245
20090272258
2009-11-05

Retractable assembly for analytical measurements technology

#246
20090199707
2009-08-13

Bleeding System For A Hydraulic Steering System

#247
20090152958
2009-06-18

Vacuum sealing radio frequency (RF) and low frequency conducting actuator

#248
20090044962
2009-02-19

Intensifying cylinder

#249
20080251980
2008-10-16

Depth compensated subsea passive heave compensator

#250
20080210108
2008-09-04

Plunger-cylinder assembly

#251
20080061484
2008-03-13

Protection device for cylinder

#252
20080015796
2008-01-17

Piston-cylinder unit with diagnostic unit

#253
20070051405
2007-03-08

Method for controlling operation of cylinder apparatus

#254
20060169132
2006-08-03

Linear hydraulic actuator

#255
20060025269
2006-02-02

Hydraulic linear drive of a transmission actuator

#256
20060021348
2006-02-02

Position control device for an electrical-fluid power drive and a method of positioning

#257
17860499
2023-12-12

Pneumatic inlet/blowdown valve assembly

#258
17497148
2022-11-08

Submersible actuator

#259
17347548
2022-03-01

Pneumatic cylinder and mechanical apparatus using the same

#260
17149083
2022-07-12

Hydraulic lifting mechanism for a large vehicle trailer

#261
16402562
2023-07-18

Systems, methods and apparatus for multi-arm expansion

#262
16399167
2019-12-03

Rf equipment concealment foundation

#263
16124940
2020-03-17

Controlling a fluid actuated device

#264
15978773
2020-05-05

Gooseneck trailer

#265
14312286
2018-09-11

Controlling a fluid actuated device

#266
12949842
2015-08-25

Actuator with integrated force and position sensing