ClassID:

146344

F15B2211/426 - CPC Classification

Classification description:

Circuits for servomotor systems; Flow control characterised by the type of actuation electrically or electronically

Sub-classes:
Recent Application in this class:
#1
20260092431
2026-04-02

Work Machine

#2
20260063150
2026-03-05

Displacement Power Controllers and Applications

#3
20260022713
2026-01-22

HYDRAULIC DRIVE APPARATUS

#4
20250129804
2025-04-24

THROTTLE DEVICE, FLUID DEVICE AND FLUID SYSTEM

#5
20250116280
2025-04-10

HYDRAULIC DRIVE SYSTEM

#6
20250035137
2025-01-30

PNEUMATIC GAUGE AND PRESSURE CONTROL DEVICE AND PNEUMATIC SYSTEM INCLUDING SAME

#7
20240376691
2024-11-14

Work Machine

#8
20240352952
2024-10-24

CONTROL CIRCUITRY AND PUMP SYSTEM

#9
20240337092
2024-10-10

WORKING MACHINE

#10
20240287763
2024-08-29

Work Machine

#11
20240271526
2024-08-15

PNEUMATIC DEVICE WITH A MOVABLY MOUNTED PISTON

#12
20240200508
2024-06-20

ELECTRO-HYDROSTATIC ACTUATION SYSTEM FOR A THRUST REVERSER FOR AN AIRCRAFT TURBOJET ENGINE NACELLE

#13
20240057522
2024-02-22

HEADER HEIGHT CORRECTION SYSTEM AND METHOD

#14
20240052597
2024-02-15

Hydraulic system for working machine

#15
20230349132
2023-11-02

Construction machine

#16
20230323634
2023-10-12

Work machine

#17
20230272809
2023-08-31

Apparatus for electronically-controlled variable flow inlets and electronically-controlled pneumatic inlet modulation of compressor systems

#18
20230265867
2023-08-24

Solenoid driven actuator systems

#19
20230235755
2023-07-27

HYDRAULIC DRIVE SYSTEM

#20
20230213031
2023-07-06

Hydraulic control system for linear actuation

#21
20230175234
2023-06-08

DISTRIBUTED PUMP ARCHITECTURE FOR MULTIFUNCTIONAL MACHINES

#22
20230167622
2023-06-01

Work Machine

#23
20230146866
2023-05-11

CONTROL SYSTEM FOR AGRICULTURAL HEADER

#24
20230139226
2023-05-04

Controller and method for hydraulic apparatus

#25
20230126930
2023-04-27

Method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft

#26
20230119892
2023-04-20

Hydraulic control system for a working machine

#27
20230085676
2023-03-23

Construction machine

#28
20230078399
2023-03-16

Valve calibration system and calibration method

#29
20230009724
2023-01-12

Hydraulic system with a switch valve block for a hydraulically actuatable working machine

#30
20220402627
2022-12-22

Thermal hydraulic active warming system

#31
20220251804
2022-08-11

Mobile work machine

#32
20220169367
2022-06-02

Redundant hydraulic power pack architecture for aircraft main landing gear system

#33
20220106766
2022-04-07

CONTROL UNIT FOR A HYDRAULIC SYSTEM

#34
20220071089
2022-03-10

Controlled float on an agricultural harvester for header leveling

#35
20210352847
2021-11-18

Limit management for automatic ground-following actuation on a multi-segment harvesting head

#36
20210329843
2021-10-28

Hydraulic dampening system for a rear gate of a round baler

#37
20210270294
2021-09-02

A HYDRAULIC SYSTEM FOR A LOAD HANDLING VEHICLE

#38
20210239137
2021-08-05

System to pump fluid and control thereof

#39
20210207622
2021-07-08

Flow control valve and hydraulic machine including the same

#40
20210190205
2021-06-24

Automatic transmission park control system

#41
20210128325
2021-05-06

Linear actuator for asymmetric power generation and dissipation

#42
20210123460
2021-04-29

Cylinder on demand hydraulic device

#43
20210115950
2021-04-22

Servo valve assembly

#44
20200408227
2020-12-31

Hydromechanical linear converter

#45
20200393062
2020-12-17

System and method for detecting valve operating conditions

#46
20200385254
2020-12-10

Hydraulic control system and forklift

#47
20200362889
2020-11-19

Control mapping for hydraulic machines

#48
20200318755
2020-10-08

VEHICLE MOUNTABLE ARM FOR VALVE OPERATING MACHINE

#49
20200232487
2020-07-23

Method for ascertaining the movement of an armature of an electric intake valve

#50
20200196513
2020-06-25

Closed-loop proportional position control of an implement stabilizer wheel

#51
20200182269
2020-06-11

Soft-bodied actuator with pinched configuration

#52
20200165797
2020-05-28

Dynamic open center hydraulic system control

#53
20200040917
2020-02-06

System for controlling construction machine and method for controlling construction machine

#54
20200003330
2020-01-02

System and method for detecting valve operating conditions

#55
20190389564
2019-12-26

Hydraulic stage

#56
20190352884
2019-11-21

Construction machine

#57
20190336309
2019-11-07

Linear actuator for asymmetric power generation and dissipation

#58
20190316605
2019-10-17

Actuator arrangement

#59
20190301496
2019-10-03

Hydraulic valve assembly with automated tuning

#60
20190249693
2019-08-15

Discharge pressure scale and lifting-lowering device having a discharge pressure scale of this type

#61
20190186105
2019-06-20

Work machine

#62
20190170065
2019-06-06

Hydraulic and pneumatic control circuit having a fuel/air heat exchanger for a turbojet

#63
20190136880
2019-05-09

Method for operating a valve device, valve device and data storage medium with a computer program

#64
20190136876
2019-05-09

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

#65
20190078702
2019-03-14

Vehicle mountable arm for valve operating machine

#66
20190024677
2019-01-24

Load-dependent hydraulic fluid flow control system

#67
20190010964
2019-01-10

System to pump fluid and control thereof

#68
20180363682
2018-12-20

FLUID POWER CONTROL SYSTEM FOR MOBILE LOAD HANDLING EQUIPMENT

#69
20180238027
2018-08-23

Hydraulic pump control system of hydraulic working machine

#70
20180237095
2018-08-23

TWO-WHEEL SUSPENSION MECHANISM

#71
20180223881
2018-08-09

Hydraulic leak detection system

#72
20180112685
2018-04-26

SYSTEM AND METHOD FOR CONTROLLING OPERATION OF HYDRAULIC VALVE

#73
20180100290
2018-04-12

Material handling machine with bucket shake control system and method

#74
20180094406
2018-04-05

Control system for construction machinery and control method for construction machinery

#75
20180087547
2018-03-29

Valve for electrohydrostatic actuator

#76
20180051720
2018-02-22

Hydraulic fluid energy regeneration apparatus of work machine

#77
20180051444
2018-02-22

Hydraulic control system of construction machine

#78
20180017087
2018-01-18

Hydraulic actuator control circuit

#79
20170370382
2017-12-28

Hydraulic drive system

#80
20170359955
2017-12-21

Crop Machine with an Electronically Controlled Hydraulic Cylinder Flotation System

#81
20170359954
2017-12-21

Crop machine with an electronically controlled hydraulic cylinder flotation system

#82
20170328382
2017-11-16

HYDRAULIC SYSTEM FOR CONTROLLING AN IMPLEMENT

#83
20170284424
2017-10-05

Hydraulic control apparatus and hydraulic control method

#84
20170276155
2017-09-28

Hydraulic drive system for work machine

#85
20170274723
2017-09-28

Vehicle-height control system

#86
20170234333
2017-08-17

Actuator controller and method for regulating the movement of an actuator

#87
20170211597
2017-07-27

Hydraulic system and method for controlling an implement of a working machine

#88
20170175781
2017-06-22

Electrohydraulic implement pressure cutoff

#89
20170145659
2017-05-25

Work vehicle having a work implement

#90
20170073932
2017-03-16

Hydraulic fluid energy recovery system for work

#91
20170058921
2017-03-02

Automatic oil spill detection system

#92
20170009430
2017-01-12

Working machine control system

#93
20170008056
2017-01-12

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#94
20160376768
2016-12-29

Valve subassembly having at least two pump lines for a pump

#95
20160333899
2016-11-17

Fluid pressure system

#96
20160312443
2016-10-27

CONTROL SYSTEM OF HYBRID CONSTRUCTION MACHINE

#97
20160289923
2016-10-06

Construction machinery

#98
20160289050
2016-10-06

Apparatus and method for detecting and protecting telescopic oil cylinder of crane

#99
20160281746
2016-09-29

Pneumatic actuator system and method for controlling such as system

#100
20160265559
2016-09-15

METERLESS HYDRAULIC SYSTEM HAVING IMPROVED FORCE MODULATION

#101
20160201823
2016-07-14

Vehicle mountable arm for valve operating machine

#102
20160145835
2016-05-26

DEVICE FOR CONTROLLING CONTROL VALVE OF CONSTRUCTION MACHINE, METHOD FOR CONTROLLING SAME, AND METHOD FOR CONTROLLING DISCHARGE FLOW RATE OF HYDRAULIC PUMP

#103
20160115976
2016-04-28

Actuator Assembly

#104
20160108938
2016-04-21

Hydraulic system of a vehicle

#105
20160102687
2016-04-14

Hydraulic unit

#106
20160084274
2016-03-24

System to pump fluid and control thereof

#107
20160040689
2016-02-11

Device and method for controlling hydraulic pump in construction machine

#108
20160017898
2016-01-21

MERGING CIRCUIT OF HYDRAULIC APPARATUS

#109
20150368878
2015-12-24

Construction equipment

#110
20150323096
2015-11-12

Vehicle mountable arm for valve operating machine

#111
20150275939
2015-10-01

Hydraulic circuit for construction machine

#112
20150275938
2015-10-01

Control system for hybrid construction machine

#113
20150225928
2015-08-13

Shovel

#114
20150218780
2015-08-06

Construction machine

#115
20150152842
2015-06-04

Wind energy system with a pitch adjustment system

#116
20150107234
2015-04-23

Boom driving apparatus for construction machine

#117
20150081178
2015-03-19

Lift arm suspension system for a power machine

#118
20150047335
2015-02-19

Mixer drum driving apparatus including a plurality of motors configured to drive an auxiliary fluid pressure pump to rotate

#119
20150013323
2015-01-15

Circuit pressure control device, hydraulic control circuit using circuit pressure control unit, and hydraulic control circuit of construction machine

#120
20140116038
2014-05-01

Hydraulic system with open loop electrohydraulic pressure compensation

#121
20140099212
2014-04-10

Automatic oil spill detection system

#122
20140060017
2014-03-06

Multi-orifice bypass for a hydraulic motor assembly

#123
20140033690
2014-02-06

MACHINE HYDRAULIC SYSTEM HAVING FINE CONTROL MODE

#124
20130318959
2013-12-05

Hydraulic Circuits with Energy Conservation Features for Overrunning Load Conditions

#125
20130299266
2013-11-14

Hydraulic Ride Control System with Manual Mode Safeguard

#126
20130298541
2013-11-14

Load energy assist and horsepower management system

#127
20130277584
2013-10-24

Fluid power control system for mobile load handling equipment

#128
20130219874
2013-08-29

Hydraulic arrangement

#129
20130025335
2013-01-31

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#130
20120326068
2012-12-27

Vehicle mountable arm for valve operating machine

#131
20120299310
2012-11-29

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#132
20120279209
2012-11-08

Systems and methods for energy storage and recovery using compressed gas

#133
20120224983
2012-09-06

MULTI-WAY VALVE, HYDRAULIC DEVICE AND CONCRETE PUMP VEHICLE

#134
20120144817
2012-06-14

Operating oil temperature controller for hydraulic drive device

#135
20120073431
2012-03-29

Digital Hydraulic Controller

#136
20120029775
2012-02-02

Hydraulic tool control that switches output

#137
20120023923
2012-02-02

Hydraulic tool that commands prime mover output

#138
20120023922
2012-02-02

Operator interface for hydraulic tool control

#139
20120023921
2012-02-02

Hydraulic tool control with electronically adjustable flow

#140
20120006013
2012-01-12

High-efficiency energy-conversion based on fluid expansion and compression

#141
20120000557
2012-01-05

Systems and methods for reducing dead volume in compressed-gas energy storage systems

#142
20110314803
2011-12-29

Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange

#143
20110297860
2011-12-08

Vehicle mountable arm for valve operating machine

#144
20110296823
2011-12-08

Systems and methods for energy storage and recovery using gas expansion and compression

#145
20110290515
2011-12-01

Electronically controlled hydraulic system for an agricultural implement

#146
20110219760
2011-09-15

Systems and methods for energy storage and recovery using compressed gas

#147
20110167813
2011-07-14

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#148
20110146261
2011-06-23

System and method for controlling an electro-hydraulic charging system

#149
20110137515
2011-06-09

METHOD FOR OPERATING A HYDRAULIC OR PNEUMATIC CONTROL DEVICE OF A SEMI-AUTOMATIC TRANSMISSION

#150
20110132012
2011-06-09

FLOW CONTROL

#151
20110056193
2011-03-10

Systems and methods for energy storage and recovery using compressed gas

#152
20110014062
2011-01-20

Control device of hydraulically driven fan

#153
20110000203
2011-01-06

Hydraulic system having multiple actuators and an associated control method

#154
20100139277
2010-06-10

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#155
20100089063
2010-04-15

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#156
20100050621
2010-03-04

Machine control system having hydraulic warmup procedure

#157
20100006165
2010-01-14

HYDRAULICALLY ACTUATED PNEUMATIC REGULATOR

#158
20090282822
2009-11-19

Systems and methods for energy storage and recovery using compressed gas

#159
20090267010
2009-10-29

Vehicle mountable arm for valve operating machine

#160
20090001300
2009-01-01

Directional control valve device and fluid pressure cylinder device

#161
20080155975
2008-07-03

Hydraulic system with energy recovery

#162
20080152513
2008-06-26

HYDRAULIC CIRCUIT ARRANGEMENT WITH RECOVERY OF ENERGY

#163
20080141669
2008-06-19

Device for increasing pressure in cylinders with control unit

#164
20080041467
2008-02-21

Digital control valve assembly for a hydraulic actuator

#165
20080034746
2008-02-14

Combiner valve control system and method

#166
20080016862
2008-01-24

Hydraulic Switching Arrangement, Particularly for the Drive of Concrete Spreader Masts

#167
20070227133
2007-10-04

Cylinder with internal pushrod

#168
20070137192
2007-06-21

Circuit arrangement

#169
20070125078
2007-06-07

Hydraulic pressure control device of construction machine

#170
20070120662
2007-05-31

Digital Hydraulic system

#171
20070084201
2007-04-19

Device and method for controlling the position of a pneumatic actuator

#172
20070074509
2007-04-05

Hydraulic system for recovering potential energy

#173
20070044464
2007-03-01

Combiner valve control system and method

#174
20070044463
2007-03-01

Hydraulic system having area controlled bypass

#175
20070039458
2007-02-22

Actuator using fluid cylinder, method of controlling the actuator, and choke valve devices

#176
20070022871
2007-02-01

Electro-hydraulic metering valve with integral flow control

#177
20070016349
2007-01-18

Hydraulic control apparatus for hydraulic excavator

#178
20070006580
2007-01-11

Control system and method for supplying pressure means to at least two hydraulic consumers

#179
20060277905
2006-12-14

Hydraulic control device of industrial machinery

#180
20060273270
2006-12-07

Valve

#181
20060266210
2006-11-30

Hydraulic system having a post-pressure compensator

#182
20060254964
2006-11-16

Method and apparatus for angularly positioning a shaker separator bed

#183
20060230753
2006-10-19

Control arrangement and method for controlling at least two hydraulic consumers

#184
20060188329
2006-08-24

Method and apparatus for lifting a load

#185
20060150808
2006-07-13

Flow rate control device for power steering

#186
20060102241
2006-05-18

Suspension device

#187
20060042240
2006-03-02

System and method for controlling hydraulic fluid flow

#188
20060037470
2006-02-23

Fluid circuit and industrial truck having a fluid circuit

#189
20050226732
2005-10-13

Method for compensating flow rate at neutral position of operation lever of construction equipment

#190
20050211312
2005-09-29

Hydraulic system control method using a differential pressure compensated flow coefficient

#191
20050175485
2005-08-11

Hydraulic driving system of construction machinery

#192
20050160726
2005-07-28

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

#193
20050144939
2005-07-07

Hydraulic actuating device for a convertible top assembly of a vehicle

#194
20050138924
2005-06-30

Hydraulic drive apparatus

#195
20050103007
2005-05-19

Power system and work machine using same

#196
20050098401
2005-05-12

Enhanced computer optimized adaptive suspension system and method

#197
20050066655
2005-03-31

Cylinder with internal pushrod

#198
20050051026
2005-03-10

Valve arrangement and hydraulic drive

#199
20050051024
2005-03-10

Valve arrangement and hydraulic drive

#200
20050044849
2005-03-03

Hydraulic control arrangement for a mobile work machine

#201
20050035320
2005-02-17

Electromagnetic proportional flow rate control valve

#202
20050011190
2005-01-20

Hydraulic active boom suspension for a telehandler

#203
17688930
2023-04-11

Single solenoid-controlled electro-hydraulic liftomatic system