ClassID:

146326

F15B2211/413 - CPC Classification

Classification description:

Circuits for servomotor systems; Flow control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves

Recent Application in this class:
#1
20250207683
2025-06-26

Valve

#2
20250163941
2025-05-22

Valve

#3
20240384732
2024-11-21

Actuating Device for at Least One Fluidically Drivable Consumer

#4
20240360849
2024-10-31

Hydraulic system for rotary implement

#5
20240271526
2024-08-15

PNEUMATIC DEVICE WITH A MOVABLY MOUNTED PISTON

#6
20230213031
2023-07-06

Hydraulic control system for linear actuation

#7
20230174353
2023-06-08

Lifting mechanism

#8
20230139226
2023-05-04

Controller and method for hydraulic apparatus

#9
20220056931
2022-02-24

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

#10
20200362889
2020-11-19

Control mapping for hydraulic machines

#11
20200123739
2020-04-23

Control system for auxiliary power source

#12
20190389564
2019-12-26

Hydraulic stage

#13
20190063039
2019-02-28

Hydraulic energy regeneration system for work machine

#14
20190024507
2019-01-24

Hydraulically operated splitting device

#15
20190009702
2019-01-10

Transportation vehicle

#16
20180363682
2018-12-20

FLUID POWER CONTROL SYSTEM FOR MOBILE LOAD HANDLING EQUIPMENT

#17
20180320711
2018-11-08

Adaptive control of hydraulic tool on remote controlled demolition robot

#18
20160376768
2016-12-29

Valve subassembly having at least two pump lines for a pump

#19
20160230785
2016-08-11

Hydraulic control system for auxiliary power source

#20
20160208829
2016-07-21

Fluid flow regulator

#21
20150225928
2015-08-13

Shovel

#22
20150082782
2015-03-26

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

#23
20150013323
2015-01-15

Circuit pressure control device, hydraulic control circuit using circuit pressure control unit, and hydraulic control circuit of construction machine

#24
20140116038
2014-05-01

Hydraulic system with open loop electrohydraulic pressure compensation

#25
20130277584
2013-10-24

Fluid power control system for mobile load handling equipment

#26
20130219877
2013-08-29

System and method for calibrating hydraulic valves

#27
20130061932
2013-03-14

Dual positive displacement pump pressure regulating control

#28
20120291873
2012-11-22

Hydraulic circuit

#29
20120224983
2012-09-06

MULTI-WAY VALVE, HYDRAULIC DEVICE AND CONCRETE PUMP VEHICLE

#30
20120085440
2012-04-12

Flow summation system for controlling a variable displacement hydraulic pump

#31
20110197576
2011-08-18

Hydraulic control system in working machine

#32
20110146258
2011-06-23

Hydraulic Circuit

#33
20110132012
2011-06-09

FLOW CONTROL

#34
20110083762
2011-04-14

Hydraulic system having a backpressure control valve

#35
20100294380
2010-11-25

Solenoid-driven flow control valve

#36
20100097040
2010-04-22

Electronic control for a hydraulically driven auxiliary power source

#37
20100097038
2010-04-22

Electronic control for a hydraulically driven generator

#38
20100084152
2010-04-08

Percussion device actuated by a pressurized non-compressible fluid

#39
20090134848
2009-05-28

Electronic control for a hydraulically driven generator

#40
20090053077
2009-02-26

Flow prioritizing valve system

#41
20090050222
2009-02-26

Three-way poppet valve with intermediate pilot port

#42
20080173014
2008-07-24

Hydraulic control device of construction machine

#43
20080053538
2008-03-06

Hydraulic circuit of option device for excavator

#44
20080034746
2008-02-14

Combiner valve control system and method

#45
20080016862
2008-01-24

Hydraulic Switching Arrangement, Particularly for the Drive of Concrete Spreader Masts

#46
20070144340
2007-06-28

Adjustable Differential Flow Shuttle Valve Control System

#47
20070074509
2007-04-05

Hydraulic system for recovering potential energy

#48
20070044464
2007-03-01

Combiner valve control system and method

#49
20070044463
2007-03-01

Hydraulic system having area controlled bypass

#50
20070022871
2007-02-01

Electro-hydraulic metering valve with integral flow control

#51
20060273270
2006-12-07

Valve

#52
20060266210
2006-11-30

Hydraulic system having a post-pressure compensator

#53
20060230753
2006-10-19

Control arrangement and method for controlling at least two hydraulic consumers

#54
20060230751
2006-10-19

Electro-hydraulic system for fan driving and brake charging

#55
20060156916
2006-07-20

Electronic control for a hydraulically driven generator

#56
20060150808
2006-07-13

Flow rate control device for power steering

#57
20050247188
2005-11-10

Hydraulic control valve having holding valve with improved response characteristics

#58
20050242310
2005-11-03

Control valve apparatus and pressure circuit

#59
20050175485
2005-08-11

Hydraulic driving system of construction machinery

#60
20050044849
2005-03-03

Hydraulic control arrangement for a mobile work machine

#61
20050035320
2005-02-17

Electromagnetic proportional flow rate control valve