ClassID:

145963

F15B11/162 - CPC Classification

Classification description:

Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for giving priority to particular servomotors or users

Recent Application in this class:
#1
20260022713
2026-01-22

HYDRAULIC DRIVE APPARATUS

#2
20250074756
2025-03-06

HYDRAULIC SYSTEM FOR A VEHICLE

#3
20250043805
2025-02-06

METHOD FOR CONTROLLING THE ROTATION SPEED OF A MOTOR

#4
20240426323
2024-12-26

Hydraulic valve bank and mobile hydraulic system

#5
20240425104
2024-12-26

SYSTEM ARCHITECTURES FOR STEERING AND WORK FUNCTIONS IN A WHEEL LOADER

#6
20240392814
2024-11-28

Hydraulic arrangement

#7
20240359730
2024-10-31

APPARATUS FOR OPERATING A LOAD-CONTROLLED HYDRAULIC SUPPLY OF AN AGRICULTURAL TRACTOR

#8
20240084555
2024-03-14

Construction machine with a hydraulic system

#9
20240052597
2024-02-15

Hydraulic system for working machine

#10
20240026905
2024-01-25

Discretized valve state control for multi-level hydraulic systems

#11
20240002203
2024-01-04

Hydraulic system for a vehicle

#12
20220267129
2022-08-25

Hydraulic system for a vehicle

#13
20220186753
2022-06-16

Pressurized fluid supply system for an agricultural vehicle

#14
20220074433
2022-03-10

Hydraulic arrangement for work vehicle comprising a priority valve

#15
20220056931
2022-02-24

Agricultural implements and hydraulic circuits therefor incorporating one or more priority valves

#16
20210309287
2021-10-07

SYSTEM ARCHITECTURES FOR STEERING AND WORK FUNCTIONS IN A WHEEL LOADER

#17
20210190103
2021-06-24

Hydraulic system and method for controlling a hydraulic system

#18
20210180619
2021-06-17

Discretized valve state control for multi-level hydraulic systems

#19
20210156109
2021-05-27

Hydraulic drive system

#20
20200284271
2020-09-10

Open center to open center load sense conversion valve and hydraulic systems therewith

#21
20200248435
2020-08-06

System and method for control of a work vehicle

#22
20200157771
2020-05-21

Fluid pressure control device

#23
20200072250
2020-03-05

Hydraulic system combining two or more hydraulic functions

#24
20200032486
2020-01-30

Hydraulic power prioritization

#25
20190323525
2019-10-24

Hydraulic systems and methods for powering auxiliary circuits

#26
20190283799
2019-09-19

Dual margin priority circuit for increased steering capacity

#27
20190234050
2019-08-01

System and method for controlling construction machine

#28
20190226503
2019-07-25

Discretized valve state control for multi-level hydraulic systems

#29
20190211849
2019-07-11

Fluid power distribution and control system

#30
20190017247
2019-01-17

Excavator and control valve for excavator

#31
20180216637
2018-08-02

Control system, work machine, and control method

#32
20180179735
2018-06-28

System and method for control of a work vehicle

#33
20180172037
2018-06-21

System and method for providing hydraulic power

#34
20180112467
2018-04-26

Dual pressure logic for a track drill circuit

#35
20170191505
2017-07-06

Discretized valve state control for multi-level hydraulic systems

#36
20170074293
2017-03-16

Metered fluid source connection to downstream functions in PCLS systems

#37
20170067226
2017-03-09

Hydraulic driving system for construction machine

#38
20160333897
2016-11-17

Independent metering valve priority in open center hydraulic system

#39
20160319848
2016-11-03

Hydraulic drive system

#40
20160145834
2016-05-26

Vent for load sense valves

#41
20160138620
2016-05-19

Load sensing control circuit

#42
20160090715
2016-03-31

Brake charge valve with set minimum fixed hydro-mechanical pressure by-pass function

#43
20160032566
2016-02-04

HYDRAULIC SECTION FOR LOAD SENSING APPLICATIONS AND MULTIPLE HYDRAULIC DISTRIBUTOR

#44
20150377260
2015-12-31

Hydraulic power system

#45
20150316079
2015-11-05

Control valve and system with primary and auxiliary function control

#46
20150275932
2015-10-01

Twin priority valve

#47
20150267718
2015-09-24

System preventing pressured oil leakage to cylinder line in control valve systems with flow divider

#48
20150259887
2015-09-17

Hydraulic section for load sensing applications and multiple hydraulic distributor

#49
20150219123
2015-08-06

Construction machine

#50
20150128583
2015-05-14

Travel control valve

#51
20150113970
2015-04-30

Hydraulic system for construction machinery

#52
20150082782
2015-03-26

INDEPENDENT FLOW RATE CONTROLLING HYDRAULIC SYSTEM FOR PRESSURE CONTROL OF EXCAVATOR AND INDEPENDENT HYDRAULIC PRESSURE CONTROLLING METHOD USING THE SAME

#53
20150059331
2015-03-05

Hydraulic circuit for construction machine and control device therefor

#54
20140366521
2014-12-18

Hydraulic drive system

#55
20140318116
2014-10-30

Hydraulic control device and construction machinery including same

#56
20140069091
2014-03-13

ELECTRO-HYDRAULIC SYSTEM FOR CONTROLLING MULTIPLE FUNCTIONS

#57
20130291714
2013-11-07

Hydraulic system including priority based valve sequencing

#58
20130220425
2013-08-29

Flow sensing based variable pump control technique in a hydraulic system with open center control valves

#59
20130167518
2013-07-04

Control arrangement and method for activating a plurality of hydraulic consumers

#60
20130160443
2013-06-27

Hydraulic system with fluid flow summation control of a variable displacement pump and priority allocation of fluid flow

#61
20130047834
2013-02-28

Selectable hydraulic flow control circuit

#62
20120261010
2012-10-18

Hydraulic system for construction machinery

#63
20120261009
2012-10-18

Hydraulic control device

#64
20120233993
2012-09-20

Method for controlling a hydraulic system of a working machine

#65
20120198832
2012-08-09

Hydraulic system for a work vehicle

#66
20120144926
2012-06-14

Hydraulic section for load sensing applications and multiple hydraulic distributor

#67
20120093624
2012-04-19

Work machine and control method for work machines

#68
20120073669
2012-03-29

Compressed air supply system for a compressed air consumer circuit

#69
20120043154
2012-02-23

HYDRAULIC SYSTEM

#70
20120029775
2012-02-02

Hydraulic tool control that switches output

#71
20120023923
2012-02-02

Hydraulic tool that commands prime mover output

#72
20120023922
2012-02-02

Operator interface for hydraulic tool control

#73
20120023921
2012-02-02

Hydraulic tool control with electronically adjustable flow

#74
20110289908
2011-12-01

Hydraulic system having implement and steering flow sharing

#75
20110252778
2011-10-20

Hydraulic system

#76
20110146258
2011-06-23

Hydraulic Circuit

#77
20100242464
2010-09-30

Load sensing system, working machine comprising the system, and method for controlling a hydraulic function

#78
20100192562
2010-08-05

Control system and method for controlling at least two hydraulic consumers

#79
20100176324
2010-07-15

Load sensing directional control valve with an element having priority under saturation conditions

#80
20100043421
2010-02-25

Method for operating a hydraulic system, and hydraulic system

#81
20100037604
2010-02-18

Fluid power distribution and control system

#82
20090260352
2009-10-22

Hydraulic system having load sensing capabilities

#83
20090257891
2009-10-15

Hydraulic system and method for controlling valve phasing

#84
20090255246
2009-10-15

Hydraulic system including open loop and closed loop valve control schemes

#85
20090255245
2009-10-15

Hydraulic system including priority based valve sequencing

#86
20090107132
2009-04-30

HYDRAULIC SUPPLY SYSTEM WITH AN ADJUSTABLE PUMP

#87
20090084192
2009-04-02

Hydraulics management for bounded implements

#88
20090007556
2009-01-08

Hydraulic control system

#89
20080256940
2008-10-23

Hydraulic control device

#90
20080245064
2008-10-09

Anti-saturation valve assembly for load sensing hydraulic system

#91
20080202110
2008-08-28

Hydraulic control arrangement

#92
20080066460
2008-03-20

Vehicular hydraulic system with priority valve and relief valve

#93
20080047423
2008-02-28

Fluid system with signal-mimicking device and associated method

#94
20080034746
2008-02-14

Combiner valve control system and method

#95
20070235078
2007-10-11

Hydraulic supply systems

#96
20070227135
2007-10-04

Integrated load-sensing hydraulic system

#97
20070199440
2007-08-30

Hydraulic system for utility vehicles, in particular agricultural tractors

#98
20070169473
2007-07-26

HYDRAULIC CIRCUIT

#99
20070137192
2007-06-21

Circuit arrangement

#100
20070131107
2007-06-14

Flow valve and flow distributor comprising several flow valves

#101
20070101710
2007-05-10

Hydraulic system for utility vehicles, in particular agricultural tractors

#102
20070045032
2007-03-01

Hydraulic system for utility vehicles, in particular agricultural tractors

#103
20070016349
2007-01-18

Hydraulic control apparatus for hydraulic excavator

#104
20060245881
2006-11-02

Priority hydraulic flow diverter control assembly

#105
20060230751
2006-10-19

Electro-hydraulic system for fan driving and brake charging

#106
20060090949
2006-05-04

Hydrostatic drive system

#107
20060090459
2006-05-04

Hydraulic system having priority based flow control

#108
20060011360
2006-01-19

Monitoring valve, rock drilling apparatus and a method for controlling at least two hydraulic actuators to such a monitoring valve and rock drilling apparatus

#109
20050284143
2005-12-29

Fluid circuit for feeding primary and auxiliary users with preset priorities

#110
20050166587
2005-08-04

Independent metering valve assembly for multiple hydraulic load functions

#111
17589947
2023-06-20

Sequence valve with a reverse free flow configuration integrated therewith

#112
17162237
2022-03-01

System and method for controlling hydraulic fluid flow within a work vehicle using flow control valves

#113
16574117
2020-08-18

Modular hydraulic valve assembly for work vehicle

#114
14447796
2017-05-02

Discretized valve state control for multi-level hydraulic systems

#115
14036075
2016-08-23

High efficiency actuator method, system and apparatus

#116
13565537
2015-09-08

Dynamically stable pressure control system