ClassID:

146463

F15B2211/75 - CPC Classification

Classification description:

Circuits for servomotor systems; Output members, e.g. hydraulic motors or cylinders or control therefor Control of speed of the output member

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

LINEAR ACTUATOR ASSEMBLY AND SYSTEM

#2
20260022718
2026-01-22

HYDRAULIC DRIVE DEVICE

#3
20250379538
2025-12-11

Hydraulic Load Management for Electric Motor Driven Systems

#4
20250122893
2025-04-17

Two-stage speed controller

#5
20240360849
2024-10-31

Hydraulic system for rotary implement

#6
20240084828
2024-03-14

Method for controlling a hydraulic drive and hydraulic drive

#7
20230213031
2023-07-06

Hydraulic control system for linear actuation

#8
20230139226
2023-05-04

Controller and method for hydraulic apparatus

#9
20230099778
2023-03-30

Control device and hydraulic system including the same

#10
20230021137
2023-01-19

WORKING MACHINE

#11
20220349426
2022-11-03

Air cylinder, head cover, and rod cover

#12
20220333622
2022-10-20

Air cylinder, head cover, and rod cover

#13
20220333619
2022-10-20

Flow rate controller and drive device

#14
20220316501
2022-10-06

Flow rate controller and drive device equipped with same

#15
20220260094
2022-08-18

Hydraulic power system for downhole device and downhole device

#16
20220186750
2022-06-16

Hydraulic system and a method for controlling the same

#17
20220163054
2022-05-26

Linear actuator assembly and system

#18
20220117161
2022-04-21

Windrower variable rate header floatation system

#19
20220106766
2022-04-07

CONTROL UNIT FOR A HYDRAULIC SYSTEM

#20
20220071089
2022-03-10

Controlled float on an agricultural harvester for header leveling

#21
20220049720
2022-02-17

Flow controller and driving apparatus including the same

#22
20210404486
2021-12-30

Flow rate controller and drive device comprising same

#23
20210332832
2021-10-28

Hydraulic system for baler implement gate

#24
20210329843
2021-10-28

Hydraulic dampening system for a rear gate of a round baler

#25
20210246913
2021-08-12

Fluid circuit selection system and fluid circuit selection method

#26
20210246634
2021-08-12

Construction machine

#27
20210229924
2021-07-29

Hydraulic drive motor control system

#28
20200399857
2020-12-24

Excavator and information processing device

#29
20200392747
2020-12-17

Large manipulator having an articulated mast that can be quickly folded and unfolded

#30
20200362889
2020-11-19

Control mapping for hydraulic machines

#31
20200347854
2020-11-05

Linear Actuator Assembly and System

#32
20200337237
2020-10-29

Control system for an adjustable deflector

#33
20200318659
2020-10-08

Hydraulic drive apparatus for industrial vehicle

#34
20200300273
2020-09-24

Hydraulic system and a control system for the same

#35
20200291613
2020-09-17

Hydraulic system

#36
20200277751
2020-09-03

Work machine

#37
20200224682
2020-07-16

Linear actuator assembly and system

#38
20200224384
2020-07-16

Work machine

#39
20200123739
2020-04-23

Control system for auxiliary power source

#40
20200123737
2020-04-23

Hydraulic system of construction machinery

#41
20200115886
2020-04-16

Working machine

#42
20200002921
2020-01-02

Hydraulic system for working machine

#43
20190309769
2019-10-10

Hydraulic drive device

#44
20190284782
2019-09-19

Construction machine

#45
20190277311
2019-09-12

HYDRAULIC SYSTEM AND METHOD OF CONTROLLING HYDRAULIC ACTUATOR

#46
20190277310
2019-09-12

Driving method and driving device of fluid pressure cylinder

#47
20190219072
2019-07-18

Downhole tractor comprising two or more hydrualic supply lines

#48
20190219070
2019-07-18

Motor control device

#49
20190217373
2019-07-18

Hydraulic cylinder

#50
20190203444
2019-07-04

Electro hydraulic drive and control system

#51
20190143540
2019-05-16

Actuator device and control method

#52
20190136876
2019-05-09

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

#53
20190077425
2019-03-14

RAILWAY VEHICLE VIBRATION DAMPING DEVICE

#54
20190048864
2019-02-14

HYDRAULIC SYSTEM, SMART POWER UNIT AND OPERATION METHOD OF THE SYSTEM

#55
20190010966
2019-01-10

Intelligent boom control with rapid system cycling

#56
20190010965
2019-01-10

Hydraulic apparatus comprising synthetically commutated machine, and operating method

#57
20180370757
2018-12-27

Hydraulic elevator system with position or speed based valve control

#58
20180363682
2018-12-20

FLUID POWER CONTROL SYSTEM FOR MOBILE LOAD HANDLING EQUIPMENT

#59
20180347149
2018-12-06

Work machine operation assistance device

#60
20180328386
2018-11-15

Method and device for controlling a hydraulically actuated drive unit of a valve

#61
20180266080
2018-09-20

Hydraulic system for working machine

#62
20180251959
2018-09-06

Work vehicle and data calibration method

#63
20180245608
2018-08-30

Application-based control of pneumatic valve assemblies

#64
20180180072
2018-06-28

Safe-to-operate hydraulic drive

#65
20180180066
2018-06-28

Apparatus and methods for the control of hydraulic actuators

#66
20180142710
2018-05-24

Hydraulic drive with rapid stroke and load stroke

#67
20180112683
2018-04-26

Actuator

#68
20180094406
2018-04-05

Control system for construction machinery and control method for construction machinery

#69
20180073525
2018-03-15

Hydraulic control system for working machine

#70
20180066417
2018-03-08

Method of controlling a main control valve of an excavator and apparatus for performing the same

#71
20180044887
2018-02-15

Closed-loop control of swing

#72
20180044143
2018-02-15

Actuator control device and work vehicle

#73
20170363122
2017-12-21

Apparatus for recuperating hydraulic energy with energy-efficient replenishment of the rod sides of differential cylinders and simultaneous pressure intensification

#74
20170356163
2017-12-14

Hybrid construction machine

#75
20170350524
2017-12-07

Control valve device

#76
20170261008
2017-09-14

Speed controller

#77
20170241448
2017-08-24

Control device for hydraulic traveling device

#78
20170234333
2017-08-17

Actuator controller and method for regulating the movement of an actuator

#79
20170198730
2017-07-13

Hydraulic apparatus

#80
20170145659
2017-05-25

Work vehicle having a work implement

#81
20170114807
2017-04-27

Linear actuator assembly and system

#82
20170029256
2017-02-02

Load dependent electronic valve actuator regulation and pressure compensation

#83
20160319496
2016-11-03

Hydraulic system for driving a vibratory mechanism

#84
20160305093
2016-10-20

Work machine

#85
20160249530
2016-09-01

Hydraulic arrangement for a lifting unit

#86
20160195112
2016-07-07

Piston-cylinder unit and method for operating same

#87
20160091004
2016-03-31

Method for controlling pressure in a hydraulic actuator

#88
20160084279
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#89
20160047398
2016-02-18

Apparatus for controlling hydraulic pump for construction machine

#90
20160010662
2016-01-14

Self-snubbing hydraulic actuation system

#91
20160003266
2016-01-07

Work machine

#92
20150308078
2015-10-29

Automatic control system and method for joystick control-based construction equipment

#93
20150292181
2015-10-15

Hydrostatic Drive

#94
20150224557
2015-08-13

Hydraulic drawing cushion of a drawing press and method of operating the hydraulic cushion

#95
20150219123
2015-08-06

Construction machine

#96
20150135695
2015-05-21

System and method for controlling hydraulic components of a work vehicle based on stored electro-hydraulic settings

#97
20150135693
2015-05-21

Engine control apparatus for work machine and engine control method thereof

#98
20150121860
2015-05-07

Hydraulic drive circuit

#99
20150089935
2015-04-02

Control valve apparatus of power shovel

#100
20140260222
2014-09-18

Hydraulic regeneration system and method for a material handling vehicle

#101
20140182711
2014-07-03

Pump fan control circuit and block for truck mountable hydraulic system

#102
20140060025
2014-03-06

Hydraulic control system having electronic flow limiting

#103
20140060018
2014-03-06

HYDRAULIC CONTROL SYSTEM

#104
20130277584
2013-10-24

Fluid power control system for mobile load handling equipment

#105
20130152575
2013-06-20

Hydraulic driving apparatus for working machine

#106
20120221212
2012-08-30

Hydraulic control system implementing pump torque limiting

#107
20110048223
2011-03-03

Control device for a hydraulic motor

#108
20110014062
2011-01-20

Control device of hydraulically driven fan

#109
20110000203
2011-01-06

Hydraulic system having multiple actuators and an associated control method

#110
20100115938
2010-05-13

SPEED CONTROL DEVICE FOR HYDRAULIC ACTUATOR

#111
20100000211
2010-01-07

HYDRAULIC CONTROL CIRCUIT FOR EXCAVATOR

#112
20090158725
2009-06-25

Hydraulic pump with control system

#113
20090151347
2009-06-18

Operation Control Circuit for Construction Machine

#114
20090145120
2009-06-11

METHOD AND CIRCUIT ARRANGEMENT OF THE SUPPLY OF PRESSUE MEDIUM TO AT LEAST TWO HYDRAULIC CONSUMERS

#115
20090094976
2009-04-16

Variable hydraulic motor driving device

#116
20090001300
2009-01-01

Directional control valve device and fluid pressure cylinder device

#117
20080128036
2008-06-05

Softstart valve means

#118
20080053304
2008-03-06

Hydraulic control apparatus

#119
20070251400
2007-11-01

Platen Press

#120
20070245889
2007-10-25

Hydraulic Control Arrangement

#121
20070205026
2007-09-06

Traveling system for heavy construction equipment

#122
20070199315
2007-08-30

Apparatus and methods for actuation

#123
20070034077
2007-02-15

Arrangement for controlling a hydraulically driven motor

#124
20060283184
2006-12-21

Pressure compensating flow control hydraulic circuit having holding valve

#125
20060273270
2006-12-07

Valve

#126
20060201321
2006-09-14

Hydraulic control arrangement

#127
20060201146
2006-09-14

Hydraulic control system with cross function regeneration

#128
20060201004
2006-09-14

Device for controlling hydraulic power units

#129
20060130554
2006-06-22

Device for applying a working power to a workpiece

#130
20060090459
2006-05-04

Hydraulic system having priority based flow control

#131
20060070673
2006-04-06

Soft start device for compressed air systems

#132
20060048508
2006-03-09

Oil pressure circuit for working machines

#133
20060027092
2006-02-09

Hydraulic system with an actuator having independent meter-in meter-out control

#134
20060025269
2006-02-02

Hydraulic linear drive of a transmission actuator

#135
20050217074
2005-10-06

Control system for pneumatically-powered door installation

#136
20050211312
2005-09-29

Hydraulic system control method using a differential pressure compensated flow coefficient

#137
20050201874
2005-09-15

Innerscoping hydraulic system

#138
20050194225
2005-09-08

Air cylinder with high frequency shock absorber and accelerator

#139
20050160726
2005-07-28

Hydraulic system for a vehicle, a vehicle including such a hydraulic system and a suplementary unit for such a vehicle

#140
20050146252
2005-07-07

Cylinder apparatus with a capability of detecting piston position in a cylinder

#141
20050132876
2005-06-23

Position control device for a hydraulic actuator and interface plate for a servovalve implementing such a device

#142
20050051025
2005-03-10

Valve arrangement and hydraulic drive