ClassID:

146312

F15B2211/40507 - CPC Classification

Classification description:

Circuits for servomotor systems; Flow control characterised by the type of flow control means or valve with constant throttles or orifices

Recent Application in this class:
#1
20260079063
2026-03-19

SYSTEMS AND METHODS FOR CONTROL AND MONITORING OF ACTUATED VALVES

#2
20240360849
2024-10-31

Hydraulic system for rotary implement

#3
20240271526
2024-08-15

PNEUMATIC DEVICE WITH A MOVABLY MOUNTED PISTON

#4
20240209874
2024-06-27

OIL DRAIN VALVE, ENERGY ACCUMULATION DEVICE, HYDRAULIC SYSTEM AND WORKING MACHINE

#5
20240191727
2024-06-13

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

#6
20240125666
2024-04-18

SYSTEMS AND METHODS FOR CONTROL AND MONITORING OF ACTUATED VALVES

#7
20240044344
2024-02-08

HYDRAULIC VALVE ASSEMBLY

#8
20230078399
2023-03-16

Valve calibration system and calibration method

#9
20230021137
2023-01-19

WORKING MACHINE

#10
20220268298
2022-08-25

Fluid circuit for air cylinder

#11
20220228609
2022-07-21

Power transfer unit with breakout friction reduction and leakage reduction

#12
20220170241
2022-06-02

Flow control valve

#13
20220112687
2022-04-14

Hydraulic system for working machine

#14
20210329843
2021-10-28

Hydraulic dampening system for a rear gate of a round baler

#15
20210302259
2021-09-30

Systems and methods for control and monitoring of actuated valves

#16
20210262583
2021-08-26

Valve device

#17
20210190095
2021-06-24

Hydraulic system with an energy recovery circuit

#18
20210180618
2021-06-17

Hydraulic system of working machine

#19
20200333808
2020-10-22

Passive fluidic valve for fixed flow rate distribution

#20
20200096015
2020-03-26

Apparatus for controlling a hydraulic machine

#21
20200095820
2020-03-26

Pneumatic pressure control device and pneumatic pressure control method for automatic door

#22
20200063761
2020-02-27

Hydraulic drive device for cargo vehicle

#23
20200018329
2020-01-16

Apparatus for controlling a hydraulic machine

#24
20200010181
2020-01-09

Aircraft landing gear steering systems and methods with enhanced shimmy protection

#25
20190234431
2019-08-01

Cylinder driving device

#26
20190226937
2019-07-25

Systems and methods for control and monitoring of actuated valves

#27
20190186101
2019-06-20

System for operating a circle drive gear of a machine

#28
20190119879
2019-04-25

Hydraulic system for working machine and control valve

#29
20190003587
2019-01-03

Hydraulic switching assembly for a motor vehicle

#30
20180372126
2018-12-27

Hydraulic valve device with multiple working sections with pump control system with by-pass line

#31
20180266447
2018-09-20

Pump-controlled hydraulic circuits for operating a differential hydraulic actuator

#32
20180238356
2018-08-23

Electro-hydraulic actuator

#33
20180238027
2018-08-23

Hydraulic pump control system of hydraulic working machine

#34
20180180072
2018-06-28

Safe-to-operate hydraulic drive

#35
20170350524
2017-12-07

Control valve device

#36
20170261123
2017-09-14

Systems and methods for electrohydraulic valve calibration

#37
20170184136
2017-06-29

Hydraulic drive system for operation table

#38
20170175779
2017-06-22

Hydraulic system of work machine

#39
20170167083
2017-06-15

Vertical ride quality system for a rail vehicle

#40
20170159263
2017-06-08

Valve unit for a quick-changer and quick-change system

#41
20170074293
2017-03-16

Metered fluid source connection to downstream functions in PCLS systems

#42
20170009783
2017-01-12

System for selectively bypassing fluid supply to one or more operational systems of a machine

#43
20160376768
2016-12-29

Valve subassembly having at least two pump lines for a pump

#44
20160002888
2016-01-07

Variable load sense open center hybrid system

#45
20160001795
2016-01-07

Actuator unit

#46
20150308625
2015-10-29

Hydraulic control arrangement for a plurality of actuators

#47
20150260204
2015-09-17

Cylinder driving apparatus

#48
20150128584
2015-05-14

Hydraulic soft start system

#49
20150060707
2015-03-05

Electro-hydraulic actuator

#50
20150059331
2015-03-05

Hydraulic circuit for construction machine and control device therefor

#51
20150044007
2015-02-12

Hydraulic control device and construction machine provided with same

#52
20150040555
2015-02-12

Hydraulic drive

#53
20150033719
2015-02-05

Reducing dig force in hydraulic implements

#54
20150013319
2015-01-15

Hydraulic load-sensing control arrangement

#55
20140060017
2014-03-06

Multi-orifice bypass for a hydraulic motor assembly

#56
20140050592
2014-02-20

Temperature detection method in a hydraulic arrangement

#57
20140041373
2014-02-13

Hydraulic soft start system

#58
20130327032
2013-12-12

Hydraulic system and arrangement for an access arrangement

#59
20130160443
2013-06-27

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

#60
20120152107
2012-06-21

Flow regeneration hydraulic circuit

#61
20120073431
2012-03-29

Digital Hydraulic Controller

#62
20110290515
2011-12-01

Electronically controlled hydraulic system for an agricultural implement

#63
20110277843
2011-11-17

Soft start device for pneumatic systems and method for the operation of a soft start device

#64
20110120297
2011-05-26

Hydraulic Circuit

#65
20110088797
2011-04-21

Fluid-pressure actuator unit

#66
20110088385
2011-04-21

Fluid pressure actuator unit

#67
20100229970
2010-09-16

Valve apparatus

#68
20100132349
2010-06-03

Hydraulic drive, in particular for machine tools, and method for controlling the hydraulic drive

#69
20090308069
2009-12-17

Pump unit and working vehicle

#70
20090114284
2009-05-07

Detecting of faults in a valve system and a fault tolerant control

#71
20090007464
2009-01-08

Hydraulic shovel

#72
20080223205
2008-09-18

Hydraulic drive apparatus

#73
20080216471
2008-09-11

Hydraulic system

#74
20080184874
2008-08-07

Hydraulic actuator for a servomotor with an end lock function

#75
20080066814
2008-03-20

Two-stage servo-valve

#76
20080010982
2008-01-17

Control Valve for a Servo Steering System

#77
20070272469
2007-11-29

Pump Unit and Working Vehicle

#78
20070217898
2007-09-20

Access method and apparatus that limit motion according to load and position

#79
20070119163
2007-05-31

Travel control device for hydraulically driven vehicle and hydraulically driven vehicle

#80
20070102223
2007-05-10

Hydraulic power unit

#81
20070056633
2007-03-15

Pressure-dependent check valve and hydraulic system equipped therewith

#82
20070017364
2007-01-25

Hydraulic control unit for the arms of a grip and grip including said hydraulic unit

#83
20060273270
2006-12-07

Valve

#84
20060245881
2006-11-02

Priority hydraulic flow diverter control assembly

#85
20060174761
2006-08-10

Compressible fluid pressure actuator

#86
20060102241
2006-05-18

Suspension device

#87
20060086245
2006-04-27

Method and an arrangement for controlling position and/or force of an elongated rolling device

#88
20050284144
2005-12-29

Conduit loss compensation for a distributed electrohydraulic system

#89
20050252326
2005-11-17

Device for driving a plurality of hydraulic shift cylinders and hydraulic supply system for a twin-clutch transmission

#90
20050236214
2005-10-27

Pump unit and working vehicle

#91
20050217074
2005-10-06

Control system for pneumatically-powered door installation

#92
20050144941
2005-07-07

Hydraulic circuit of excavating and slewing working vehicle

#93
20050144938
2005-07-07

Hydraulic drive unit

#94
20050132876
2005-06-23

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

#95
20050118036
2005-06-02

Regulatory device comprising a threshold valve control valve

#96
20050072474
2005-04-07

Valve assembly for attenuating bounce of hydraulically driven members of a machine

#97
20050035320
2005-02-17

Electromagnetic proportional flow rate control valve