ClassID:

146442

F15B2211/6658 - CPC Classification

Classification description:

Circuits for servomotor systems; Circuit components or control therefor; Methods of control using electronic components Control using different modes, e.g. four-quadrant-operation, working mode and transportation mode

Recent Application in this class:
#1
20250347299
2025-11-13

HYBRID ELECTRO-HYDRAULIC LOAD SENSING SYSTEM AND CONTROL METHOD THEREOF

#2
20250230808
2025-07-17

Portable Fluid Tank System with Multi-State Control Interface and Remote Operation

#3
20250198122
2025-06-19

Wheeled Construction Machine

#4
20250027518
2025-01-23

HYDRAULIC ACTUATOR AND METHOD FOR OPERATING

#5
20240401614
2024-12-05

Hydraulic Drive System Having a 2X2Q Pump Unit

#6
20240337279
2024-10-10

System and method for controlling a hydraulic supply system on a mobile machine

#7
20240301899
2024-09-12

System and Method for Controlling a Mobile Agricultural Machine Having a Hydraulic Supply System

#8
20240159253
2024-05-16

ELECTRO-HYDRAULIC ACTUATOR SYSTEMS AND METHODS OF OPERATING THE SAME

#9
20240003118
2024-01-04

ELECTRO-HYDRAULIC CONTROLLED EXCAVATOR TRAVEL TO TOOL CONTROL PRIORITY FUNCTION

#10
20230139226
2023-05-04

Controller and method for hydraulic apparatus

#11
20230119892
2023-04-20

Hydraulic control system for a working machine

#12
20230046319
2023-02-16

Dual power electro-hydraulic motion control system

#13
20230020196
2023-01-19

ROAD TRAVEL SYSTEM FOR AN AGRICULTURAL VEHICLE

#14
20220307524
2022-09-29

Optimizing mode transitions between dual power electro-hydrostatic control systems

#15
20220154743
2022-05-19

Hydraulic circuit with combined compensation and energy recovery function

#16
20220117161
2022-04-21

Windrower variable rate header floatation system

#17
20220025910
2022-01-27

SELF-CONTAINED ENERGY EFFICIENT HYDRAULIC ACTUATOR SYSTEM

#18
20210363729
2021-11-25

Hydraulic hybrid system for a work machine and a method of controlling the hydraulic hybrid system

#19
20210341001
2021-11-04

Pilot control mechanism for boom bounce reduction

#20
20210231135
2021-07-29

Electronically adjustable pressure compensated flow control with pressure limiting relief valve

#21
20210127575
2021-05-06

Road travel system for an agricultural vehicle

#22
20210010490
2021-01-14

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#23
20210002868
2021-01-07

Work machine

#24
20200362884
2020-11-19

Hydraulic system for working machine

#25
20200347855
2020-11-05

Pressure compensator valve

#26
20200263708
2020-08-20

Time-based power boost control system

#27
20200248720
2020-08-06

Hydraulic system and method for reducing boom bounce with counter-balance protection

#28
20200032820
2020-01-30

Pilot control mechanism for boom bounce reduction

#29
20200018328
2020-01-16

Dual power electro-hydraulic motion control system

#30
20200003239
2020-01-02

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#31
20200002921
2020-01-02

Hydraulic system for working machine

#32
20190390691
2019-12-26

Actuator of a process device having a controller configured to operate in a measured position feedback mode and a simulated position feedback mode

#33
20190376533
2019-12-12

Actuator limit controller

#34
20190249390
2019-08-15

Work machine and hydraulic system for work machine

#35
20190218751
2019-07-18

System for controlling construction machinery and method for controlling construction machinery

#36
20190186105
2019-06-20

Work machine

#37
20190101137
2019-04-04

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#38
20190093310
2019-03-28

Implement vibration system and method

#39
20190024677
2019-01-24

Load-dependent hydraulic fluid flow control system

#40
20190003497
2019-01-03

Hydraulic cylinder spool valve device

#41
20180320711
2018-11-08

Adaptive control of hydraulic tool on remote controlled demolition robot

#42
20180305899
2018-10-25

Control system and work machine

#43
20180298923
2018-10-18

Fluid control device and method for operating a fluid control device

#44
20180266447
2018-09-20

Pump-controlled hydraulic circuits for operating a differential hydraulic actuator

#45
20180266080
2018-09-20

Hydraulic system for working machine

#46
20180180068
2018-06-28

Hydraulic system for working machine

#47
20180156243
2018-06-07

Hydraulic system and method for reducing boom bounce with counter-balance protection

#48
20180112467
2018-04-26

Dual pressure logic for a track drill circuit

#49
20180103018
2018-04-12

Systems and methods for executing cryptographic operations across different types of processing hardware

#50
20180044143
2018-02-15

Actuator control device and work vehicle

#51
20180002896
2018-01-04

Drive control method of hydraulic actuator of construction machine

#52
20170276155
2017-09-28

Hydraulic drive system for work machine

#53
20170253468
2017-09-07

Hydraulic control circuit for crane slewing gear

#54
20170211597
2017-07-27

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

#55
20170204886
2017-07-20

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#56
20170159265
2017-06-08

Work machine and hydraulic system for work machine

#57
20170130739
2017-05-11

System and method of hydraulic energy recovery for machine start-stop and machine ride control

#58
20170121944
2017-05-04

Control device and working machine

#59
20170114525
2017-04-27

Hydraulic system having automatic ride control

#60
20170089365
2017-03-30

Actuator limit controller

#61
20170016207
2017-01-19

Working machine and control system

#62
20170002845
2017-01-05

Electro hydrostatic actuators

#63
20170002844
2017-01-05

Electro hydrostatic actuators

#64
20160356020
2016-12-08

Control system for construction machinery and control method for construction machinery using the same

#65
20160333552
2016-11-17

Closed-circuit hydraulic system for construction machine

#66
20160312440
2016-10-27

Construction machine

#67
20160298660
2016-10-13

Pilot control mechanism for boom bounce reduction

#68
20160222989
2016-08-04

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#69
20160160884
2016-06-09

Systems and methods for selectively engaged regeneration of a hydraulic system

#70
20160108938
2016-04-21

Hydraulic system of a vehicle

#71
20160108936
2016-04-21

Hydraulic system and method for reducing boom bounce with counter-balance protection

#72
20160102685
2016-04-14

Self-contained energy efficient hydraulic actuator system

#73
20160053778
2016-02-25

Apparatus and method for controlling spool displacement of construction machine

#74
20160047398
2016-02-18

Apparatus for controlling hydraulic pump for construction machine

#75
20150377258
2015-12-31

Hydraulic drive system for construction machine

#76
20150368878
2015-12-24

Construction equipment

#77
20150322648
2015-11-12

Device and method for controlling flow rate in construction machinery

#78
20150308080
2015-10-29

Integrated control apparatus and method for engine and hydraulic pump in construction machine

#79
20150292644
2015-10-15

Balanced electronically controlled pressure regulating valve

#80
20150285214
2015-10-08

Switchable hydrostatic adjusting device

#81
20150275938
2015-10-01

Control system for hybrid construction machine

#82
20150267719
2015-09-24

System and method for managing machine power system

#83
20150252819
2015-09-10

Work machine

#84
20150218780
2015-08-06

Construction machine

#85
20150176609
2015-06-25

Control system for hybrid construction machine

#86
20150135695
2015-05-21

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

#87
20150135693
2015-05-21

Engine control apparatus for work machine and engine control method thereof

#88
20150059568
2015-03-05

Hydraulic control circuit with regeneration valve

#89
20150030424
2015-01-29

Intelligent boom control hydraulic system

#90
20140366521
2014-12-18

Hydraulic drive system

#91
20140366518
2014-12-18

Hydraulic system of construction machine

#92
20140350731
2014-11-27

Driver self-tuning method using electro-hydraulic actuator system

#93
20140343804
2014-11-20

Working machine and control system

#94
20140178164
2014-06-26

Machine having hydraulically actuated implement system with combined ride control and downforce control system

#95
20140060031
2014-03-06

Hydraulic control system having swing energy recovery

#96
20140060020
2014-03-06

Hydraulic control system having over-pressure protection

#97
20140060018
2014-03-06

HYDRAULIC CONTROL SYSTEM

#98
20140039768
2014-02-06

Control system for construction machine

#99
20140033690
2014-02-06

MACHINE HYDRAULIC SYSTEM HAVING FINE CONTROL MODE

#100
20130340418
2013-12-26

Energy Storage Cylinder and Control System for a Moving Structural Member

#101
20130299266
2013-11-14

Hydraulic Ride Control System with Manual Mode Safeguard

#102
20130289835
2013-10-31

Drive control system for construction machinery

#103
20130276439
2013-10-24

Hydraulic pump system and method of operation

#104
20130251490
2013-09-26

Working machine with variable displacement hydraulic pump

#105
20130227936
2013-09-05

Hydraulic drive system for construction machine having exhaust gas purification device

#106
20130004278
2013-01-03

Hydraulic control system having swing energy recovery

#107
20130000478
2013-01-03

Hydraulic pressure control apparatus for construction machine

#108
20120291873
2012-11-22

Hydraulic circuit

#109
20120029775
2012-02-02

Hydraulic tool control that switches output

#110
20120023923
2012-02-02

Hydraulic tool that commands prime mover output

#111
20120023922
2012-02-02

Operator interface for hydraulic tool control

#112
20120023921
2012-02-02

Hydraulic tool control with electronically adjustable flow

#113
20120000191
2012-01-05

Hydraulic driving device for work machine

#114
20110240146
2011-10-06

Control device for hybrid construction machine

#115
20110202232
2011-08-18

Hydraulic Lift System And Control Method

#116
20110173963
2011-07-21

Low speed hydraulic control for fine control of hydraulic cranes

#117
20100236232
2010-09-23

Drive for a Hydraulic Excavator

#118
20100154399
2010-06-24

Method for recuperating potential energy during a lowering operation of a load

#119
20090148310
2009-06-11

Working fluid cooling control system for construction machine

#120
20080296522
2008-12-04

Relief pressure switching apparatus for hydraulic working machine

#121
20080236153
2008-10-02

Method for operating a multiple speed hydraulic motor

#122
20070205026
2007-09-06

Traveling system for heavy construction equipment

#123
20070120662
2007-05-31

Digital Hydraulic system

#124
20070068381
2007-03-29

Work machine

#125
20070062185
2007-03-22

Hydraulic controller for working machine

#126
20070056277
2007-03-15

Travel vibration suppressing device for working vehicle

#127
20070044465
2007-03-01

Independent metering valve control system and method

#128
20060288863
2006-12-28

Hydraulic circuit for working machine

#129
20060201146
2006-09-14

Hydraulic control system with cross function regeneration

#130
20060179691
2006-08-17

Hydraulic control device of an excavator with improved loading performance on a slope

#131
20060163508
2006-07-27

Hydraulic circuit in work vehicle

#132
20060123672
2006-06-15

Drive device of hydraulic cylinder for working

#133
20060090949
2006-05-04

Hydrostatic drive system

#134
20050200195
2005-09-15

Hydraulic device

#135
20050001567
2005-01-06

Actuator driving device of working machine