ClassID:

145950

F15B11/10 - CPC Classification

Classification description:

Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor in which the servomotor position is a function of the pressure also pressure regulators as operating means for such systems, the device itself may be a position indicating system

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

LINEAR ACTUATOR ASSEMBLY AND SYSTEM

#2
20250361883
2025-11-27

HYDRAULIC SYSTEM

#3
20250361882
2025-11-27

HYDRAULIC CYLINDER AND SYSTEM WITH PRESSURE INTENSIFICATION

#4
20240367312
2024-11-07

Robot

#5
20240175453
2024-05-30

HYDRAULIC PRE-SWITCHING DEVICE

#6
20240009055
2024-01-11

Traverse dental chair and a sensor assembly for monitoring positions thereof

#7
20230193930
2023-06-22

Electric fluid pressure cylinder and moving structure body

#8
20230192053
2023-06-22

HYDRAULIC SYSTEM FOR A BRAKE RELEASE DEVICE, BRAKE RELEASE DEVICE WITH SUCH A HYDRAULIC SYSTEM AND BRAKE SYSTEM

#9
20230184266
2023-06-15

Arrangement and manipulation system, and method for manipulating the flow of a fluid

#10
20230136316
2023-05-04

Robot

#11
20230131734
2023-04-27

Actuator predictive system

#12
20220325498
2022-10-13

System and method of tilting a track loader bucket to achieve desired cross slope

#13
20220290407
2022-09-15

Hydraulic system, mining machine and method of controlling hydraulic actuator

#14
20220184671
2022-06-16

System and method for removing material build-up in mixing chamber of rotary mixer machine

#15
20220163054
2022-05-26

Linear actuator assembly and system

#16
20220082115
2022-03-17

Control of hydraulic actuating cylinders in roll stands

#17
20220056927
2022-02-24

ELECTRIC HYDRAULIC ACTUATOR

#18
20220033069
2022-02-03

Aircraft assembly

#19
20220010818
2022-01-13

Variable hydraulic pressure relief systems and methods for a material handling vehicle

#20
20210404487
2021-12-30

Combined valve, power unit body and hydraulic power unit

#21
20210381530
2021-12-09

Compressed air supply device, system and procedure

#22
20210372438
2021-12-02

Cylinder bypass

#23
20210360858
2021-11-25

Regenerative handler raise and gravity lower cylinder

#24
20210332833
2021-10-28

Hydraulic actuator

#25
20210332832
2021-10-28

Hydraulic system for baler implement gate

#26
20210310504
2021-10-07

Actuator predictive system

#27
20210128325
2021-05-06

Linear actuator for asymmetric power generation and dissipation

#28
20210079932
2021-03-18

Hydraulic actuator end stroke stop pressure/load control

#29
20210077332
2021-03-18

Traverse dental chair and a sensor assembly for monitoring positions thereof

#30
20210062831
2021-03-04

Variable hydraulic pressure relief systems and methods for a material handling vehicle

#31
20210032849
2021-02-04

Hydraulic control system, work machine and method for controlling operation of a work attachment

#32
20200399859
2020-12-24

Hydraulic Accumulator Assembly

#33
20200378407
2020-12-03

Hydraulic actuator

#34
20200362885
2020-11-19

Pilot close vent valve

#35
20200347854
2020-11-05

Linear Actuator Assembly and System

#36
20200309161
2020-10-01

System and method including a fluidic actuator and a pressurized fluid provision device

#37
20200299932
2020-09-24

Regeneration valve for a hydraulic circuit

#38
20200262677
2020-08-20

Systems and methods for controlling working fluid in hydraulic elevators

#39
20200238885
2020-07-30

Loader with boom swing control system

#40
20200232185
2020-07-23

Loading machine control device and control method

#41
20200224682
2020-07-16

Linear actuator assembly and system

#42
20200221637
2020-07-16

Crop machine with an electronically controlled hydraulic cylinder flotation system

#43
20200206957
2020-07-02

Pneumatic claw-controlling apparatus of a claw crane

#44
20200196513
2020-06-25

Closed-loop proportional position control of an implement stabilizer wheel

#45
20200154640
2020-05-21

Regenerative handler raise/gravity lower cylinder

#46
20200072253
2020-03-05

Actuator-operation detecting apparatus

#47
20200048868
2020-02-13

Hydraulic system for working machine

#48
20200035071
2020-01-30

Haptic device for mixed reality environments

#49
20200032821
2020-01-30

Hydraulic oil temperature management

#50
20200029485
2020-01-30

Implement control system having a manual override

#51
20200022300
2020-01-23

System for controlling the operation of an actuator mounted on a seed planting implement

#52
20200011352
2020-01-09

Hydraulic circuit for feeding an actuator, in particular for use in moving a door of an aircraft bay

#53
20200002921
2020-01-02

Hydraulic system for working machine

#54
20200002919
2020-01-02

Lifting mechanism suspension and lifting mechanism

#55
20190360603
2019-11-28

Fluid pressure valve

#56
20190351852
2019-11-21

Vehicle with lift gate and power unit therefor

#57
20190336309
2019-11-07

Linear actuator for asymmetric power generation and dissipation

#58
20190330824
2019-10-31

Hydraulic control system for construction machine

#59
20190329741
2019-10-31

Support apparatus

#60
20190323388
2019-10-24

Valve timing adjustment device

#61
20190316609
2019-10-17

Rotary drive device and a robot arm of a robot equipped therewith

#62
20190316605
2019-10-17

Actuator arrangement

#63
20190316604
2019-10-17

Rotary drive device and a robot arm of a robot equipped therewith

#64
20190309847
2019-10-10

Device for actuating a parking lock of an automatic transmission, and parking lock apparatus for such an automatic transmission

#65
20190309845
2019-10-10

Hydraulic drivetrain for a utility vehicle

#66
20190309771
2019-10-10

Hydraulic fluid circuit with fixed minimum back pressure

#67
20190308718
2019-10-10

Hydraulic power drive unit

#68
20190292753
2019-09-26

Construction machine

#69
20190285127
2019-09-19

Hydraulically actuated differential

#70
20190284782
2019-09-19

Construction machine

#71
20190277311
2019-09-12

HYDRAULIC SYSTEM AND METHOD OF CONTROLLING HYDRAULIC ACTUATOR

#72
20190271333
2019-09-05

Hydraulic excavator drive system

#73
20190257328
2019-08-22

Electro-hydraulic control system with fail-safe pilot valves

#74
20190249396
2019-08-15

Hydraulic drive device for work vehicle

#75
20190248265
2019-08-15

System and method for paving a surface and remotely controlling the flow of paving material from a dump truck into a hopper of a paver

#76
20190240832
2019-08-08

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

#77
20190234300
2019-08-01

Length-adjustable piston rod with a control device that can be hydraulically actuated and a switching valve that can be electromagnetically actuated, a reciprocating piston engine and a vehicle

#78
20190226504
2019-07-25

Electrohydraulic actuator

#79
20190224504
2019-07-25

Hydraulic implement

#80
20190219177
2019-07-18

Directional valve comprising a damping system for controlling a torque motor of a construction machine

#81
20190211851
2019-07-11

Method and system for monitoring health of a hydraulic fluid subsystem

#82
20190203746
2019-07-04

System for recovering energy from a hydraulic actuator

#83
20190203743
2019-07-04

HYDRAULIC NO-BACK DEVICE

#84
20190202550
2019-07-04

Aircraft assembly

#85
20190194904
2019-06-27

Construction machine

#86
20190186106
2019-06-20

Work machine

#87
20190186101
2019-06-20

System for operating a circle drive gear of a machine

#88
20190178321
2019-06-13

ELECTROHYDRAULIC ACTUATING DEVICE WITH COOLING MODULES

#89
20190178264
2019-06-13

VEHICLE CONTROL DEVICE

#90
20190176912
2019-06-13

Fifth wheel assembly safety coupling arrangement

#91
20190154063
2019-05-23

Rotary hydraulic valve

#92
20190145437
2019-05-16

Cylinder operation state monitoring device

#93
20190145434
2019-05-16

Hydraulic actuator

#94
20190143811
2019-05-16

Hydraulic control unit with differential connection

#95
20190136876
2019-05-09

ELECTRO-HYDRAULIC OR ELECTRO-PNEUMATIC SERVO-ACTUATOR USING KHAYYAM TRIANGLE

#96
20190106306
2019-04-11

Brake device for braking a hydraulic motor of a turning body in a working machine

#97
20190106068
2019-04-11

Trailer and power unit therefor

#98
20190101054
2019-04-04

FILTER ELEMENT FOR A CONNECTING ROD AND CONNECTING ROD FOR AN INTERNAL COMBUSTION ENGINE WITH VARIABLE COMPRESSION

#99
20190100900
2019-04-04

Hydraulic system for working machine

#100
20190085876
2019-03-21

Hydraulic system

#101
20190085873
2019-03-21

Electrohydraulic linear actuator

#102
20190085869
2019-03-21

HYDRAULIC WORKING OCCUPATION DEVICE

#103
20190077640
2019-03-14

Electric powered pneumatic balancer

#104
20190063512
2019-02-28

POWER TRANSMISSION APPARATUS FOR VEHICLE

#105
20190063467
2019-02-28

Negative-pressure type booster device

#106
20190054968
2019-02-21

Electric twist-grip operating device

#107
20190040879
2019-02-07

Hydraulic driving device of industrial vehicle

#108
20190033162
2019-01-31

Simple leakage detection in a hydraulic cylinder unit

#109
20190003497
2019-01-03

Hydraulic cylinder spool valve device

#110
20190003348
2019-01-03

Variable camshaft timing device with two locking positions

#111
20180371988
2018-12-27

Length-adjustable connecting rod with electromagnetically-actuatable switching valve

#112
20180364128
2018-12-20

Pressure sensor for detecting a pressure differential

#113
20180362072
2018-12-20

Hydraulic steering device

#114
20180359920
2018-12-20

Crop machine with an electronically controlled hydraulic cylinder flotation system

#115
20180320715
2018-11-08

Fail-fixed hydraulic actuator

#116
20180291935
2018-10-11

HYDRAULIC DRIVE SYSTEM OF CONSTRUCTION MACHINE

#117
20180238356
2018-08-23

Electro-hydraulic actuator

#118
20180209450
2018-07-26

HYDRAULIC UPPER LINK

#119
20180202475
2018-07-19

HYDRAULIC ACTUATOR WITH MECHANICAL PISTON POSITION FEEDBACK

#120
20180202468
2018-07-19

Variable hydraulic pressure relief systems and methods for a material handling vehicle

#121
20180202467
2018-07-19

Hydraulic drive device and method for controlling the same

#122
20180195537
2018-07-12

Pneumatic valve drive

#123
20180195532
2018-07-12

Hydraulic actuator and torque transmission coupler

#124
20180187673
2018-07-05

SELF-RECIPROCATING HYDRAULIC LINEAR ACTUATOR

#125
20180180066
2018-06-28

Apparatus and methods for the control of hydraulic actuators

#126
20180172031
2018-06-21

Hydraulic fluid systems for machine implements

#127
20180161845
2018-06-14

HYDRAULIC TOOL

#128
20180153102
2018-06-07

Crop machine with an electronically controlled hydraulic cylinder flotation system

#129
20180153101
2018-06-07

Crop machine with an electronically controlled hydraulic cylinder flotation system

#130
20180142709
2018-05-24

Operation device and hydraulic system

#131
20180135659
2018-05-17

Control valve and work vehicle having the control valve

#132
20180112771
2018-04-26

Hydraulic control circuit

#133
20180106018
2018-04-19

Construction machine

#134
20180100524
2018-04-12

Axle assembly with hydraulically-operated disconnect mechanism and spin-on hydraulic filter

#135
20180100520
2018-04-12

Hydraulic suspension for vehicle and multi-functional proportional control valve for the same

#136
20180100290
2018-04-12

Material handling machine with bucket shake control system and method

#137
20180087540
2018-03-29

Electro-hydraulic system with negative flow control

#138
20180073524
2018-03-15

HYDRAULIC ACTUATOR CONTROL SYSTEM

#139
20180066785
2018-03-08

Pressure and headloss maintaining valve system for clean and dirty water systems

#140
20180051444
2018-02-22

Hydraulic control system of construction machine

#141
20180042167
2018-02-15

Electronic latching circuit

#142
20180022442
2018-01-25

System for actuating a control surface of an aircraft

#143
20180021603
2018-01-25

Hydraulic implement

#144
20180017087
2018-01-18

Hydraulic actuator control circuit

#145
20180010619
2018-01-11

Pressure-controlled downhole actuators

#146
20170370382
2017-12-28

Hydraulic drive system

#147
20170356472
2017-12-14

Hydraulic system of a tool

#148
20170350426
2017-12-07

Hydraulic actuating drive having a spring for transferring into an emergency position

#149
20170314585
2017-11-02

Fluid-operated apparatus, method, and circuit

#150
20170313406
2017-11-02

Hydraulic actuation systems

#151
20170306590
2017-10-26

Hydraulic drive system of construction machine

#152
20170297591
2017-10-19

RAILROAD VIBRATION CONTROL DEVICE

#153
20170284425
2017-10-05

Hydraulic system for work machine

#154
20170276151
2017-09-28

HYDRAULIC CIRCUIT FOR CONSTRUCTION EQUIPMENT

#155
20170268540
2017-09-21

Hydraulic control system for work machine

#156
20170261008
2017-09-14

Speed controller

#157
20170253468
2017-09-07

Hydraulic control circuit for crane slewing gear

#158
20170247103
2017-08-31

Aircraft having hydraulic support struts between fuselage and wings

#159
20170241454
2017-08-24

Device for recuperation of hydraulic energy and working machine with corresponding device

#160
20170241448
2017-08-24

Control device for hydraulic traveling device

#161
20170241447
2017-08-24

SYSTEM AND METHOD FOR HYDRAULIC FLOW CONTROL

#162
20170241446
2017-08-24

High-precision hydraulic actuator

#163
20170234333
2017-08-17

Actuator controller and method for regulating the movement of an actuator

#164
20170227026
2017-08-10

Hydraulic servo valve

#165
20170204885
2017-07-20

Pneumatic volume booster

#166
20170203713
2017-07-20

Vehicular pop-up hood device

#167
20170159680
2017-06-08

Rotary hydraulic valve

#168
20170152869
2017-06-01

Method for controlling gas-pressure-driven apparatus and gas-pressure-driven apparatus

#169
20170146035
2017-05-25

Linear actuator assembly and system

#170
20170145659
2017-05-25

Work vehicle having a work implement

#171
20170138335
2017-05-18

HYDROSTATIC RADIAL PISTON MACHINE

#172
20170122345
2017-05-04

Multivariable actuator pressure control

#173
20170121944
2017-05-04

Control device and working machine

#174
20170114807
2017-04-27

Linear actuator assembly and system

#175
20170096908
2017-04-06

Pneumatic trip valve partial stroking arrangement

#176
20170073203
2017-03-16

Forklift trucks and masts therefore

#177
20170045127
2017-02-16

Hydraulic control unit for a limited slip differential

#178
20170023086
2017-01-26

Cylinder device

#179
20160369666
2016-12-22

Actuator for axial displacement of an object

#180
20160333551
2016-11-17

Hydraulic circuit for construction machinery having floating function and method for controlling floating function

#181
20160316611
2016-11-03

Constant pressure hydraulic circuit with relief protection independent of pressure circuit

#182
20160288642
2016-10-06

Power transfer unit (PTU) assembly with hydraulically actuated disconnect rear output shaft

#183
20160282143
2016-09-29

End position detection of a variable hydraulic machine

#184
20160265560
2016-09-15

Working machine control system and lower pressure selection circuit

#185
20160252112
2016-09-01

Hydraulic power tool

#186
20160230789
2016-08-11

ACTUATOR PREDICTIVE SYSTEM

#187
20160195113
2016-07-07

Servo-control and an aircraft having such a servo-control

#188
20160195112
2016-07-07

Piston-cylinder unit and method for operating same

#189
20160195111
2016-07-07

Fluid pressure control apparatus

#190
20160177539
2016-06-23

Working machine

#191
20160138624
2016-05-19

Hydraulic Power System with Aeration Sensing for a Mobile Machine

#192
20160138619
2016-05-19

Conserve Energy Through Independent Pump Control in a Hydraulic System

#193
20160131162
2016-05-12

Hydraulic control system for controlling a moveable device

#194
20160115973
2016-04-28

Air motor

#195
20160102686
2016-04-14

Hydraulic system for construction equipment

#196
20160091004
2016-03-31

Method for controlling pressure in a hydraulic actuator

#197
20160090999
2016-03-31

Hydraulic system

#198
20160084277
2016-03-24

Hydraulic system for a working machine and a method for controlling a hydraulic system

#199
20160053781
2016-02-25

HYDRAULIC SYSTEM WITH SUPPRESSOR UNIT

#200
20160032947
2016-02-04

Construction machine

#201
20160032945
2016-02-04

Hydraulic system for construction machine

#202
20160010664
2016-01-14

Control system for a felling saw and method of control thereof

#203
20150369263
2015-12-24

Actuator unit

#204
20150354606
2015-12-10

Actuator unit

#205
20150345112
2015-12-03

Work vehicle and work vehicle control method

#206
20150275938
2015-10-01

Control system for hybrid construction machine

#207
20150260205
2015-09-17

Void protection system

#208
20150252820
2015-09-10

Hydraulic driving apparatus for working machine

#209
20150219124
2015-08-06

HYDRAULIC CONTROL DEVICE USING HYDRAULIC ACTUATOR

#210
20150177741
2015-06-25

Fluidic actuator

#211
20150177740
2015-06-25

Controlled three-way proportional valve unit

#212
20150135694
2015-05-21

Gearbox Hydraulic Circuit

#213
20150060707
2015-03-05

Electro-hydraulic actuator

#214
20150059331
2015-03-05

Hydraulic circuit for construction machine and control device therefor

#215
20150040555
2015-02-12

Hydraulic drive

#216
20150033719
2015-02-05

Reducing dig force in hydraulic implements

#217
20140250877
2014-09-11

Hydraulic suspension for vehicle and multi-functional proportional control valve for the same

#218
16246924
2020-05-12

Proportional fluid flow control valve configured to generate a pressure-boosted pilot fluid signal

#219
16246921
2020-09-15

Proportional fluid flow control valve having a built-in check valve and configured to generate a pilot signal

#220
16152146
2019-10-01

Method and system for generating electrical power from a wheeled engine-driven vehicle for powering a transport refrigeration unit

#221
15820066
2019-03-05

Hydraulic tilt and trim device

#222
15339340
2018-05-08

Transmission actuator for an outboard motor having a planetary transmission

#223
14127710
2014-11-04

Working vehicle and method for controlling the working vehicle