ClassID:

146449

F15B2211/7054 - CPC Classification

Classification description:

Circuits for servomotor systems; Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators; Linear output members; Double-acting output members Having equal piston areas

Recent Application in this class:
#1
20260139694
2026-05-21

LINEAR ACTUATOR ASSEMBLY AND SYSTEM

#2
20250027518
2025-01-23

HYDRAULIC ACTUATOR AND METHOD FOR OPERATING

#3
20220397131
2022-12-15

Piston unit of a working cylinder

#4
20220381269
2022-12-01

Hydraulic control block and hydraulic axle therewith

#5
20220163054
2022-05-26

Linear actuator assembly and system

#6
20220136535
2022-05-05

Hydraulic circuit including hydraulic decompression energy reclamation

#7
20220025910
2022-01-27

SELF-CONTAINED ENERGY EFFICIENT HYDRAULIC ACTUATOR SYSTEM

#8
20210381533
2021-12-09

Multirod fluid actuator arrangement

#9
20210180618
2021-06-17

Hydraulic system of working machine

#10
20200347854
2020-11-05

Linear Actuator Assembly and System

#11
20200318657
2020-10-08

Spool valve and piston geometry to reduce cavitation effects in a linear actuator

#12
20200224682
2020-07-16

Linear actuator assembly and system

#13
20200196513
2020-06-25

Closed-loop proportional position control of an implement stabilizer wheel

#14
20190389564
2019-12-26

Hydraulic stage

#15
20190337149
2019-11-07

AN ACTUATOR HAVING AT LEAST TWO RODS ARRANGED FOR INDIVIDUALLY MOTION

#16
20190293093
2019-09-26

Fluid actuator arrangement

#17
20190257328
2019-08-22

Electro-hydraulic control system with fail-safe pilot valves

#18
20190211850
2019-07-11

Digital-switching fluidic power supply and hydrostatic transmission with regenerative brake

#19
20190161328
2019-05-30

Hydraulic system with load sense and methods thereof

#20
20190145437
2019-05-16

Cylinder operation state monitoring device

#21
20190136876
2019-05-09

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

#22
20190119879
2019-04-25

Hydraulic system for working machine and control valve

#23
20190113055
2019-04-18

Apparatus for outputting a solid material, such as entrained in a fluid

#24
20190107198
2019-04-11

Fouling prevention system for submerged hydraulic cylinders

#25
20190106861
2019-04-11

Work machine

#26
20190085876
2019-03-21

Hydraulic system

#27
20190085873
2019-03-21

Electrohydraulic linear actuator

#28
20190061918
2019-02-28

ELECTRIC HYDRAULIC ACTUATION SYSTEM FOR A SAFETY CRITICAL APPLICATION

#29
20190017522
2019-01-17

Synchronizing cylinder for extruder

#30
20180292278
2018-10-11

Method for estimating an external force acting on an electrohydrostatic actuator

#31
20180283416
2018-10-04

Actuator and fluid pressure control circuit having the same

#32
20180274328
2018-09-27

Hydraulic metering system for downhole hydraulic actuation

#33
20180216485
2018-08-02

Steam turbine valve drive apparatus

#34
20180202467
2018-07-19

Hydraulic drive device and method for controlling the same

#35
20180180072
2018-06-28

Safe-to-operate hydraulic drive

#36
20180135662
2018-05-17

Fluid pressure cylinder

#37
20180045227
2018-02-15

Fluid valve assembly and a process valve positioner

#38
20170363512
2017-12-21

Method for detecting a reciprocal position between a cylinder and a piston of a piston-cylinder unit and a relative piston-cylinder unit

#39
20170213400
2017-07-27

Pitch trim actuator servicing monitoring system and method

#40
20170146035
2017-05-25

Linear actuator assembly and system

#41
20170130747
2017-05-11

Intelligent load-sensing electro-hydrostatic actuator

#42
20170114807
2017-04-27

Linear actuator assembly and system

#43
20170108014
2017-04-20

Hydraulic system

#44
20170002845
2017-01-05

Electro hydrostatic actuators

#45
20170002844
2017-01-05

Electro hydrostatic actuators

#46
20160264239
2016-09-15

Compact linear hydraulic actuator

#47
20160102685
2016-04-14

Self-contained energy efficient hydraulic actuator system

#48
20160084280
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#49
20160084276
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#50
20160061233
2016-03-03

Electric hydraulic actuator

#51
20160027225
2016-01-28

Pitch trim actuator servicing monitoring system

#52
20150354604
2015-12-10

Hydraulic adjusting device

#53
20150259047
2015-09-17

Closed-loop control system for controlling a device

#54
20150224557
2015-08-13

Hydraulic drawing cushion of a drawing press and method of operating the hydraulic cushion

#55
20150152887
2015-06-04

Fail-safe actuation system

#56
20150152842
2015-06-04

Wind energy system with a pitch adjustment system

#57
20150121860
2015-05-07

Hydraulic drive circuit

#58
20150075366
2015-03-19

Double-effect hydraulic actuating cylinder

#59
20140260226
2014-09-18

Servo actuator load vector generating system

#60
20140230926
2014-08-21

Hydraulic safety and movement control system

#61
20140124323
2014-05-08

Hydraulic actuating device for actuation of at least one friction clutch and at least one gear setting element in a motor vehicle

#62
20140076440
2014-03-20

Electro-hydraulic interactive double feedback loop

#63
20140026969
2014-01-30

Fail-safe actuation system

#64
20140026747
2014-01-30

Hydraulic or pneumatic drive for actuating a fitting comprising a control valve or selector valve

#65
20130192217
2013-08-01

Hydraulic drive

#66
20130008156
2013-01-10

Hydraulic actuating device for actuation of one or more setting elements in, in particular, a motor vehicle transmission

#67
20120198827
2012-08-09

Hydraulic drive system

#68
20120192553
2012-08-02

Energy-efficient hydraulic drive for the linear movement of a mass

#69
20120048396
2012-03-01

Cutoff valve control apparatus

#70
20110290353
2011-12-01

Hydraulic system for aircraft actuators

#71
20110284311
2011-11-24

Control valve assembly for electro-hydraulic steering system

#72
20110204267
2011-08-25

Hydraulic valve arrangement

#73
20110061375
2011-03-17

Hydraulic drive system

#74
20110047723
2011-03-03

CLOSED-LOOP CONTROL SYSTEM FOR CONTROLLING A DEVICE

#75
20100229970
2010-09-16

Valve apparatus

#76
20100175948
2010-07-15

HYDRAULIC ACTUATING CIRCUIT FOR POWER-ASSISTED STEERING, AND MOTOR VEHICLE EQUIPPED THEREWITH

#77
20090229694
2009-09-17

Hydraulic actuator with floating pistons

#78
20090218161
2009-09-03

Control valve assembly for electro-hydraulic steering system

#79
20090193801
2009-08-06

Hydraulic drive system

#80
20090100829
2009-04-23

Hydraulic catapult drive

#81
20090000854
2009-01-01

Device for controlling the steering of a commercial vehicle, and vehicle comprising one such device

#82
20080271941
2008-11-06

Dual hydrostatic vehicle steering system

#83
20080245222
2008-10-09

Hydraulic valve arrangement

#84
20080223029
2008-09-18

Oil cooling circuit for continuously reciprocating hydraulic cylinders

#85
20080184877
2008-08-07

Control system for a hydraulic servomotor

#86
20080152513
2008-06-26

HYDRAULIC CIRCUIT ARRANGEMENT WITH RECOVERY OF ENERGY

#87
20080128036
2008-06-05

Softstart valve means

#88
20080011156
2008-01-17

Arrangement in connection with an oscillator cylinder

#89
20060156713
2006-07-20

Hydraulic drive system

#90
20060026955
2006-02-09

Pressure-medium-actuated actuation device, in particular for a vehicle steering apparatus

#91
20060025269
2006-02-02

Hydraulic linear drive of a transmission actuator

#92
20050242310
2005-11-03

Control valve apparatus and pressure circuit

#93
16246924
2020-05-12

Proportional fluid flow control valve configured to generate a pressure-boosted pilot fluid signal