ClassID:

146238

F15B2211/255 - CPC Classification

Classification description:

Circuits for servomotor systems; Fluid pressure source, e.g. accumulator or variable axial piston pump Flow control functions

Recent Application in this class:
#1
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CYCLE TIME CONTROL FOR A REFUSE VEHICLE HYDRAULIC SYSTEM

#2
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REGENERATION CONTROL FOR A REFUSE VEHICLE PACKER SYSTEM

#3
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FIXED DISPLACEMENT HYDRAULIC PUMP MATCH FLOW DEMAND CONTROL SYSTEM

#4
20250059987
2025-02-20

HYDRAULIC POWER GENERATION PUMP CONTROL

#5
20250043808
2025-02-06

HYDRAULIC SYSTEM, WORKING VEHICLE AND METHOD

#6
20230366418
2023-11-16

METHODS OF ROBUST ELECTROHYDRAULIC PRESSURE CONTROL WITH DISTRIBUTED DAMPING

#7
20230312242
2023-10-05

REGENERATION CONTROL FOR A REFUSE VEHICLE PACKER SYSTEM

#8
20230312241
2023-10-05

CYCLE TIME CONTROL FOR A REFUSE VEHICLE HYDRAULIC SYSTEM

#9
20230312239
2023-10-05

SPEED CONTROL FOR HYDRAULIC SYSTEM OF A REFUSE VEHICLE

#10
20230312238
2023-10-05

HYDRAULIC SYSTEM FOR A REFUSE VEHICLE

#11
20230312237
2023-10-05

ROUTE PLANNING BASED CONTROL OF A REFUSE VEHICLE HYDRAULIC SYSTEM

#12
20230175533
2023-06-08

Fixed displacement hydraulic pump match flow demand control system

#13
20210372439
2021-12-02

Hydraulic system having a drain bypass

#14
20210032849
2021-02-04

Hydraulic control system, work machine and method for controlling operation of a work attachment

#15
20210022281
2021-01-28

Hydraulic implement fluid recovery

#16
20200035071
2020-01-30

Haptic device for mixed reality environments

#17
20200011352
2020-01-09

Hydraulic circuit for feeding an actuator, in particular for use in moving a door of an aircraft bay

#18
20190345695
2019-11-14

Hydraulic drive unit of hydraulic excavator

#19
20190343033
2019-11-14

Hydraulic implement fluid recovery

#20
20190301140
2019-10-03

Energy regeneration device and work machine provided with energy regeneration device

#21
20190301137
2019-10-03

Hydraulic system for working machine

#22
20190292023
2019-09-26

TRANSPORTABLE INLINE HEAVE COMPENSATOR

#23
20190284782
2019-09-19

Construction machine

#24
20190264714
2019-08-29

ELECTRO-HYDRAULIC VALVE ACTUATOR HAVING MODULAR MANIFOLD WITH CONFIGURABLE REDUNDANCY

#25
20190194910
2019-06-27

Hydraulic drive system for electrically-driven hydraulic work machine

#26
20190112789
2019-04-18

Hydraulic system for working machine

#27
20190112787
2019-04-18

Temperature responsive hydraulic derate

#28
20190078594
2019-03-14

Construction machine

#29
20180372131
2018-12-27

Valve block arrangement and method for a valve block arrangement

#30
20180347598
2018-12-06

Hydraulic drive system of construction machine

#31
20180320711
2018-11-08

Adaptive control of hydraulic tool on remote controlled demolition robot

#32
20180245312
2018-08-30

Work machine hydraulic drive device

#33
20180148304
2018-05-31

Electronically controlled hydraulic swing system

#34
20180142710
2018-05-24

Hydraulic drive with rapid stroke and load stroke

#35
20180142709
2018-05-24

Operation device and hydraulic system

#36
20180119712
2018-05-03

Proportional auxiliary flow adjustment system and method

#37
20170328382
2017-11-16

HYDRAULIC SYSTEM FOR CONTROLLING AN IMPLEMENT

#38
20170314578
2017-11-02

Hydraulic pressure supply system

#39
20170234334
2017-08-17

Hydraulic drive system for work machine

#40
20170198731
2017-07-13

Hydraulic drive device

#41
20170145661
2017-05-25

Hydraulic circuit for construction machine

#42
20170130864
2017-05-11

Valve having opposing right-angle actuators

#43
20170130742
2017-05-11

Industrial vehicle

#44
20170089038
2017-03-30

Hydraulic drive system for electrically-operated hydraulic work machine

#45
20170037601
2017-02-09

Hydraulic drive system for construction machine

#46
20170030053
2017-02-02

Control device for confluence flow rate of working device for construction machinery and control method therefor

#47
20170023349
2017-01-26

Online sensor calibration for electrohydraulic valves

#48
20170015534
2017-01-19

Electronically controlled hydraulic swing system

#49
20170009753
2017-01-12

Radial piston pump assemblies and use thereof in hydraulic circuits

#50
20170009428
2017-01-12

Hydraulic fluid energy regeneration device for work machine

#51
20170009424
2017-01-12

Hydraulic control system for work machine

#52
20170008056
2017-01-12

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#53
20160362034
2016-12-15

Hoist device for dump truck

#54
20160348335
2016-12-01

Liquid-pressure driving system

#55
20160333900
2016-11-17

Hydraulic drive system for construction machine

#56
20160312442
2016-10-27

Control system of hybrid construction machine

#57
20160289924
2016-10-06

Working machine

#58
20160265195
2016-09-15

Hybrid work machine

#59
20160251831
2016-09-01

Flow control valve for construction equipment, having floating function

#60
20160168822
2016-06-16

Hydraulic hybrid swing drive system for excavators

#61
20160145835
2016-05-26

DEVICE FOR CONTROLLING CONTROL VALVE OF CONSTRUCTION MACHINE, METHOD FOR CONTROLLING SAME, AND METHOD FOR CONTROLLING DISCHARGE FLOW RATE OF HYDRAULIC PUMP

#62
20160138583
2016-05-19

Variable retraction rate pump and method for operating same

#63
20160138240
2016-05-19

Construction machine control system, construction machine, and construction machine control method

#64
20160131163
2016-05-12

Hydrostatic Drive For Variable Speed Operation of Rotational Equipment

#65
20160115976
2016-04-28

Actuator Assembly

#66
20160115974
2016-04-28

Hydraulic drive system for construction machine

#67
20160115672
2016-04-28

Power system for a working machine

#68
20160108938
2016-04-21

Hydraulic system of a vehicle

#69
20160102687
2016-04-14

Hydraulic unit

#70
20160084279
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#71
20160084276
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#72
20160061227
2016-03-03

Vibrating ram arrangement, and method for operating the vibrating ram arrangement

#73
20160047399
2016-02-18

Method, device, and system for controlling hydraulic pump of construction machine

#74
20160032949
2016-02-04

Slewing drive apparatus for construction machine

#75
20160017898
2016-01-21

MERGING CIRCUIT OF HYDRAULIC APPARATUS

#76
20160017897
2016-01-21

REGENERATIVE CIRCUIT OF HYDRAULIC APPARATUS

#77
20150330416
2015-11-19

Fluid pressure control device for power shovel

#78
20150330413
2015-11-19

Hydraulic circuit for construction machine

#79
20150240450
2015-08-27

Shovel

#80
20150068200
2015-03-12

Hydraulic circuit for construction machine and control device for same

#81
20150033725
2015-02-05

HYDRAULIC HYBRID SAFETY SYSTEM

#82
20140116546
2014-05-01

Regulator valve with axial vent

#83
20130263583
2013-10-10

Method of controlling the flow rate of a variable capacity hydraulic pump for a construction apparatus

#84
20130255241
2013-10-03

Method for controlling flow rate of attachment for construction equipment

#85
20130098021
2013-04-25

Hydraulic pump control system for construction machinery

#86
20130098016
2013-04-25

Meterless hydraulic system having flow sharing and combining functionality

#87
20130081384
2013-04-04

Meterless hydraulic system having pump protection

#88
20130081383
2013-04-04

Closed-loop hydraulic system having energy recovery

#89
20130056103
2013-03-07

Valve array

#90
20130025335
2013-01-31

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#91
20120070312
2012-03-22

CONTROLLED HYDRAULIC SYSTEMS

#92
20120036845
2012-02-16

Hydraulic control apparatus for work machine

#93
20110158821
2011-06-30

HYDRAULIC CIRCUIT AND METHOD FOR CONTROLLING THE SAME

#94
20100058752
2010-03-11

Rotation control system for working-machine pump

#95
20090145120
2009-06-11

METHOD AND CIRCUIT ARRANGEMENT OF THE SUPPLY OF PRESSUE MEDIUM TO AT LEAST TWO HYDRAULIC CONSUMERS

#96
20090107132
2009-04-30

HYDRAULIC SUPPLY SYSTEM WITH AN ADJUSTABLE PUMP

#97
20090097986
2009-04-16

OIL PRESSURE UNIT AND SPEED CONTROL METHOD OF MOTOR IN OIL PRESSURE UNIT

#98
20090084192
2009-04-02

Hydraulics management for bounded implements

#99
20080104952
2008-05-08

Hydraulic circuit

#100
20080034746
2008-02-14

Combiner valve control system and method

#101
20070205026
2007-09-06

Traveling system for heavy construction equipment

#102
20070199315
2007-08-30

Apparatus and methods for actuation

#103
20070074511
2007-04-05

Multi-pump control system and method

#104
20070057571
2007-03-15

Hydraulic control system for heavy construction equipment

#105
20070056279
2007-03-15

Hydraulic control system

#106
20070044464
2007-03-01

Combiner valve control system and method

#107
20070044463
2007-03-01

Hydraulic system having area controlled bypass

#108
20070016349
2007-01-18

Hydraulic control apparatus for hydraulic excavator

#109
20060120892
2006-06-08

Hydraulic system for mining equipment and method of adjusting power of rock drill machine

#110
20060099081
2006-05-11

Method and apparatus for controlling hydraulic pump for working machine of working vehicle

#111
20060090459
2006-05-04

Hydraulic system having priority based flow control

#112
20050207898
2005-09-22

Hydraulic cylinder suspension method

#113
20050204735
2005-09-22

Hydraulic control system for working machine

#114
20050138924
2005-06-30

Hydraulic drive apparatus

#115
17443833
2022-07-05

Flow management of a hydraulic system

#116
15229928
2019-08-20

Flow divider assembly