ClassID:

145964

F15B11/163 - 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 sharing the pump output equally amongst users or groups of users, e.g. using anti-saturation, pressure compensation

Recent Application in this class:
#1
20260002342
2026-01-01

HYDRAULIC DRIVE APPARATUS

#2
20250314046
2025-10-09

SYSTEM AND METHOD FOR CONTROLLING HYDRAULIC FLUID FLOW WITHIN A WORK VEHICLE

#3
20250020146
2025-01-16

Systems and methods for grouping hydraulic functions for an agricultural implement

#4
20240426323
2024-12-26

Hydraulic valve bank and mobile hydraulic system

#5
20240263650
2024-08-08

Pressure compensation valve

#6
20240200582
2024-06-20

FLOW DISTRIBUTION CONTROL METHOD, DEVICE, AND APPARATUS FOR HYDRAULIC SYSTEM AND HYDRAULIC SYSTEM

#7
20240191727
2024-06-13

Flow self-compensating load sensing pump/valve coordinated electro-hydraulic system and control method

#8
20240060273
2024-02-22

Hydraulic system for working machine

#9
20240052597
2024-02-15

Hydraulic system for working machine

#10
20240026908
2024-01-25

Arrangement for operating a hydraulic consumer

#11
20230167629
2023-06-01

Control architecture for prime mover stall prevention

#12
20230160179
2023-05-25

Hydraulic system for working machine

#13
20230021137
2023-01-19

WORKING MACHINE

#14
20220373000
2022-11-24

HYDRAULIC DISTRIBUTOR WITH PRESSURE COMPENSATOR FOR DIRECTIONAL VALVES

#15
20220098833
2022-03-31

Hydraulic system for working machine

#16
20220003249
2022-01-06

Fluid control device

#17
20210372088
2021-12-02

Fluid circuit

#18
20210231135
2021-07-29

Electronically adjustable pressure compensated flow control with pressure limiting relief valve

#19
20210230839
2021-07-29

Construction machine

#20
20210190103
2021-06-24

Hydraulic system and method for controlling a hydraulic system

#21
20210002868
2021-01-07

Work machine

#22
20200386246
2020-12-10

Hydraulic valve with pressure limiter function

#23
20200240113
2020-07-30

Control method for hydraulic system in work machine

#24
20200208378
2020-07-02

Engineering machinery hydraulic system

#25
20190219073
2019-07-18

Hydraulic valve with pressure limiter function

#26
20190136490
2019-05-09

Hydraulic power control circuit and construction vehicle comprising such circuit

#27
20180347153
2018-12-06

Pressure compensation unit

#28
20180030692
2018-02-01

Control system, work machine, and control method

#29
20170284063
2017-10-05

Hydraulic system for work machine

#30
20170121940
2017-05-04

Drive device of construction machine

#31
20170108015
2017-04-20

Independent Metering Valves with Flow Sharing

#32
20170074293
2017-03-16

Metered fluid source connection to downstream functions in PCLS systems

#33
20170067226
2017-03-09

Hydraulic driving system for construction machine

#34
20170037601
2017-02-09

Hydraulic drive system for construction machine

#35
20160376769
2016-12-29

Hydraulic drive system for working machine including track device of crawler type

#36
20160312807
2016-10-27

Hydraulic system including independent metering valve with flowsharing

#37
20160138620
2016-05-19

Load sensing control circuit

#38
20160108938
2016-04-21

Hydraulic system of a vehicle

#39
20150330415
2015-11-19

Hydraulic drive system for construction machine

#40
20150240455
2015-08-27

Hydraulic driving system for construction machine

#41
20150136251
2015-05-21

Hydraulic control assembly

#42
20150081179
2015-03-19

Hydraulic system having dual tilt blade control

#43
20150013319
2015-01-15

Hydraulic load-sensing control arrangement

#44
20140208734
2014-07-31

Work machine

#45
20140174068
2014-06-26

Hydraulic drive system for construction machine

#46
20130213024
2013-08-22

Hydraulic drive and method for controlling such a hydraulic drive

#47
20130167518
2013-07-04

Control arrangement and method for activating a plurality of hydraulic consumers

#48
20130153043
2013-06-20

FLOW FORCE-COMPENSATING VALVE ELEMENT WITH LOAD CHECK

#49
20130146162
2013-06-13

Pressure compensated hydraulic system having differential pressure control

#50
20130139918
2013-06-06

Hydraulic system and hydraulic distributor for the actuating working machines

#51
20130112297
2013-05-09

Pre- and post- compensational valve arrangement

#52
20130055705
2013-03-07

Hydraulic drive system for construction machine

#53
20120180472
2012-07-19

Fixed/variable hybrid system

#54
20120152575
2012-06-21

Hydraulic system having dual tilt blade control

#55
20120067443
2012-03-22

Hydraulic system for working machine

#56
20110173964
2011-07-21

Hydraulic drive system for construction machine

#57
20110000203
2011-01-06

Hydraulic system having multiple actuators and an associated control method

#58
20100252354
2010-10-07

Differential pressure control

#59
20100212308
2010-08-26

Hydraulic control arrangement

#60
20100176324
2010-07-15

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

#61
20100154403
2010-06-24

System and method for operating a variable displacement hydraulic pump

#62
20100043421
2010-02-25

Method for operating a hydraulic system, and hydraulic system

#63
20100043418
2010-02-25

HYDRAULIC SYSTEM AND METHOD FOR CONTROL

#64
20100018198
2010-01-28

Valve arrangement

#65
20090266070
2009-10-29

Post-pressure compensated hydraulic control valve with load sense pressure limiting

#66
20090173067
2009-07-09

Hydraulic control valve system with isolated pressure compensation

#67
20090113887
2009-05-07

Hydraulic Drive Device

#68
20090057049
2009-03-05

Hydraulic traveling vehicle

#69
20090053078
2009-02-26

Hydraulic control system

#70
20090044527
2009-02-19

Hydraulic control system

#71
20090025380
2009-01-29

Fixed/variable hybrid system

#72
20080307783
2008-12-18

Load sense boost device

#73
20080224073
2008-09-18

Hydraulic valve arrangement

#74
20080202111
2008-08-28

Load sense boost device

#75
20080053081
2008-03-06

Hydraulic control system

#76
20070204607
2007-09-06

Hydraulic circuit of construction machine

#77
20070169473
2007-07-26

HYDRAULIC CIRCUIT

#78
20070131107
2007-06-14

Flow valve and flow distributor comprising several flow valves

#79
20070119159
2007-05-31

Multi-actuator pressure-based flow control system

#80
20070006580
2007-01-11

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

#81
20060230753
2006-10-19

Control arrangement and method for controlling at least two hydraulic consumers

#82
20060218914
2006-10-05

Hydraulic control arrangement

#83
20060201146
2006-09-14

Hydraulic control system with cross function regeneration

#84
20060090459
2006-05-04

Hydraulic system having priority based flow control

#85
20050287017
2005-12-29

Saturation-proof hydraulic control device that is composed of two or more elements

#86
20050198950
2005-09-15

Hydraulic lifting device for battery-operated industrial trucks

#87
20050115234
2005-06-02

Electro-hydraulic actuation system

#88
18769110
2025-11-11

Construction machine and hydraulic system thereof

#89
17511099
2023-03-28

System and method for controlling hydraulic valve operation within a work vehicle

#90
17162359
2022-04-26

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

#91
17162296
2021-10-12

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

#92
17162237
2022-03-01

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

#93
14731922
2016-10-18

Hydraulic actuation system for work machine