ClassID:

145969

F15B11/17 - CPC Classification

Classification description:

Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps

Recent Application in this class:
#1
20260139455
2026-05-21

Hydraulic Control System for a Working Machine

#2
20260126104
2026-05-07

HYDRAULIC SYSTEMS FOR A POWER MACHINE

#3
20260078819
2026-03-19

WORKING MACHINE

#4
20260022533
2026-01-22

CONSTRUCTION MACHINE

#5
20250382980
2025-12-18

HYDRAULIC DRIVE DEVICE

#6
20250382771
2025-12-18

ENERGY RECOVERY PREVENTION FOR A HYDRAULIC SYSTEM

#7
20250376995
2025-12-11

WORK MACHINE ACCESSORY MOTOR LOAD PROTECTION

#8
20250361890
2025-11-27

HYDRAULIC SYSTEM FOR HYBRID GEARBOX AND VEHICLE

#9
20250361883
2025-11-27

HYDRAULIC SYSTEM

#10
20250357823
2025-11-20

VEHICLE ELECTRICAL POWER SYNCHRONIZATION VIA HYDRAULICS

#11
20250314260
2025-10-09

HYDRAULIC CIRCUIT

#12
20250314044
2025-10-09

HYDRAULIC SYSTEM FOR WORKING MACHINE, AND WORKING MACHINE

#13
20250305246
2025-10-02

HYDRAULIC CIRCUIT FOR A CONSTRUCTION MACHINE

#14
20250290287
2025-09-18

HYDRAULIC SYSTEM, EXCAVATOR, AND CONTROL METHOD OF EXCAVATOR

#15
20250263053
2025-08-21

HYDRAULIC SYSTEM HAVING AT LEAST TWO HYDRAULIC CIRCUITS AND TWO PRESSURE SUPPLY DEVICES

#16
20250257551
2025-08-14

Hydraulic Control System in Working Machine

#17
20250171002
2025-05-29

BRAKE SYSTEM WITH AT LEAST TWO HYDRAULIC CIRCUITS AND AT LEAST TWO PRESSURE SUPPLY DEVICES

#18
20250084873
2025-03-13

HYDRAULIC ARRANGEMENT AND UTILITY VEHICLE

#19
20250067023
2025-02-27

HYDRAULIC CONTROL SYSTEM IN WORKING MACHINE

#20
20250059987
2025-02-20

HYDRAULIC POWER GENERATION PUMP CONTROL

#21
20250050538
2025-02-13

MIXER DRUM DRIVE WITH VARIABLE DISPLACEMENT MOTOR

#22
20250020146
2025-01-16

Systems and methods for grouping hydraulic functions for an agricultural implement

#23
20250012051
2025-01-09

WORK MACHINE

#24
20240328436
2024-10-03

METHOD AND APPARATUS FOR GENERATING HYDRAULIC POWER IN AN AIRCRAFT

#25
20240200582
2024-06-20

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

#26
20240200581
2024-06-20

Velocity and position compound control system for pump-valve dual-source driven hydraulic cylinder

#27
20240117879
2024-04-11

WORKING MACHINE

#28
20240117601
2024-04-11

Hydraulic control system

#29
20240093703
2024-03-21

Hydraulic supply device

#30
20240091985
2024-03-21

Mixer drum drive with variable displacement motor

#31
20240075815
2024-03-07

ELECTRIC POWER TAKE-OFF SYSTEM

#32
20240068494
2024-02-29

Controller for hydraulic apparatus

#33
20240060271
2024-02-22

Hydraulic system for working machine

#34
20240026905
2024-01-25

Discretized valve state control for multi-level hydraulic systems

#35
20240003118
2024-01-04

ELECTRO-HYDRAULIC CONTROLLED EXCAVATOR TRAVEL TO TOOL CONTROL PRIORITY FUNCTION

#36
20230417263
2023-12-28

HYDRAULIC SYSTEM FOR A VEHICLE OR A CONTAINER, AND VEHICLE OR CONTAINER HAVING SUCH A HYDRAULIC SYSTEM

#37
20230417260
2023-12-28

Smart flow dual pump hydraulic system

#38
20230417259
2023-12-28

Method for the open-loop control of a pump system

#39
20230358022
2023-11-09

Work machine

#40
20230356938
2023-11-09

HYDRAULIC SYSTEM FOR REFUSE VEHICLES

#41
20230349397
2023-11-02

HYDRAULIC SYSTEM

#42
20230347467
2023-11-02

Hydraulic arrangement for an apparatus for deblocking workpieces, in particular eyeglass lenses, from associated block pieces

#43
20230340969
2023-10-26

Hydraulic system and method for operating a hydraulic system

#44
20230340968
2023-10-26

Switch valve block for a hydraulically actuatable working machine

#45
20230323901
2023-10-12

Hydraulic drive system

#46
20230313487
2023-10-05

Hydraulic excavator drive system

#47
20230302682
2023-09-28

TRUCK-MOUNTED CONCRETE PUMP

#48
20230287908
2023-09-14

Turbine fracturing apparatus

#49
20230250616
2023-08-10

Hydraulic apparatus and method for a vehicle

#50
20230235537
2023-07-27

Hydraulic machine

#51
20230212835
2023-07-06

ROTARY CONSTRUCTION MACHINE

#52
20230203787
2023-06-29

HYDRAULIC SYSTEM FOR WORKING MACHINE

#53
20230175234
2023-06-08

DISTRIBUTED PUMP ARCHITECTURE FOR MULTIFUNCTIONAL MACHINES

#54
20230167833
2023-06-01

Smart flow dual pump hydraulic system

#55
20230160400
2023-05-25

Hydraulic system for an industrial truck

#56
20230151807
2023-05-18

METHOD FOR ACTUATING A HYDRAULIC DEVICE

#57
20230123229
2023-04-20

System and method for a simplified high pressure monobore multiport pod missile

#58
20230119892
2023-04-20

Hydraulic control system for a working machine

#59
20230118844
2023-04-20

ELECTRONICALLY COMMUTATED HYDRAULIC MACHINE AND OPERATING METHOD TO REDUCE GENERATION OF RESONANCE EFFECTS

#60
20230113111
2023-04-13

Hydraulic system

#61
20230096479
2023-03-30

Construction machine

#62
20230090119
2023-03-23

Hybrid mobile operating machine and its functioning method

#63
20230049370
2023-02-16

Hydraulic system for working machine

#64
20230046319
2023-02-16

Dual power electro-hydraulic motion control system

#65
20230022248
2023-01-26

Work machine control system, work machine, and work machine control method

#66
20230016070
2023-01-19

Power transmission device and power transmission method

#67
20230011283
2023-01-12

A HYDRAULIC SYSTEM AND A METHOD FOR CONTROLLING A HYDRAULIC SYSTEM OF A WORKING MACHINE

#68
20230011239
2023-01-12

WORKING FLUID SUPPLY SYSTEM

#69
20230009724
2023-01-12

Hydraulic system with a switch valve block for a hydraulically actuatable working machine

#70
20220412379
2022-12-29

Turbine fracturing apparatus

#71
20220356679
2022-11-10

Hydraulic control device for work machine

#72
20220356678
2022-11-10

Apparatus with hydraulic machine controller

#73
20220356675
2022-11-10

Hydraulic control device for work machine

#74
20220333620
2022-10-20

Hydraulic apparatus and operating method

#75
20220307595
2022-09-29

HYDRAULIC CIRCUIT ARCHITECTURE WITH ENHANCED OPERATION EFFICENCY

#76
20220307228
2022-09-29

Hydraulic drive system for construction machine

#77
20220298755
2022-09-22

Construction machine

#78
20220282458
2022-09-08

Dual architecture for an electro-hydraulic drive system

#79
20220275605
2022-09-01

Hydraulic control system

#80
20220267997
2022-08-25

Hydraulic system of construction machine

#81
20220260094
2022-08-18

Hydraulic power system for downhole device and downhole device

#82
20220228607
2022-07-21

Pressurizing device

#83
20220213667
2022-07-07

WORK MACHINE

#84
20220186753
2022-06-16

Pressurized fluid supply system for an agricultural vehicle

#85
20220144231
2022-05-12

Hydraulic system having at least two hydraulic circuits and two pressure supply devices

#86
20220136532
2022-05-05

Landing gear lifting/lowering EHA system

#87
20220136531
2022-05-05

HYDRAULIC SYSTEM WITH AT LEAST ONE PRESSURE SUPPLY DEVICE AND A SAFETY GATE FOR THE CONNECTION OF THE HYDRAULIC CIRCUITS

#88
20220126806
2022-04-28

Hydraulic system with at least two hydraulic circuits and at least two pressure supply devices

#89
20220126802
2022-04-28

Brake system with at least two hydraulic circuits and at least two pressure supply devices

#90
20220112906
2022-04-14

Pump unit for clutch actuation

#91
20220056914
2022-02-24

High-low system for balers, compactors and transfer station compactors

#92
20220056667
2022-02-24

Construction machine

#93
20220049727
2022-02-17

Working machine

#94
20220049463
2022-02-17

Hydraulic control circuit for a construction machine

#95
20220049462
2022-02-17

Apparatus with hydraulic machine controller

#96
20220042279
2022-02-10

Construction machine

#97
20220034067
2022-02-03

Hydraulic driving apparatus

#98
20220003250
2022-01-06

Electro-hydrostatic actuator system

#99
20210388931
2021-12-16

System and method for a simplified high pressure monobore multiport pod missile

#100
20210372087
2021-12-02

Method for controlling a hydraulic system of a working machine

#101
20210372077
2021-12-02

Hydraulic excavator drive system

#102
20210354329
2021-11-18

Mixer drum drive with variable displacement motor

#103
20210332831
2021-10-28

Electrohydrostatic actuator system with an expansion reservoir

#104
20210332565
2021-10-28

Fluid pressure drive device

#105
20210324602
2021-10-21

Construction machine

#106
20210317848
2021-10-14

DIGITAL PUMP AXIS CONTROL SYSTEM

#107
20210270364
2021-09-02

Fluid system for a continuously variable transmission

#108
20210254642
2021-08-19

Hydraulic circuit

#109
20210246634
2021-08-12

Construction machine

#110
20210239141
2021-08-05

Hydraulic machine

#111
20210230839
2021-07-29

Construction machine

#112
20210229583
2021-07-29

Electric mining dump truck

#113
20210214921
2021-07-15

Fluid supply system for supplying multiple fluid consumers of a motor vehicle with fluid

#114
20210190103
2021-06-24

Hydraulic system and method for controlling a hydraulic system

#115
20210189691
2021-06-24

Hydraulic excavator drive system

#116
20210188452
2021-06-24

DISPLACEMENT CONTROL HYDROSTATIC PROPULSION SYSTEM FOR MULTIROTOR VERTICAL TAKE OFF AND LANDING AIRCRAFT

#117
20210180623
2021-06-17

Work vehicle

#118
20210180619
2021-06-17

Discretized valve state control for multi-level hydraulic systems

#119
20210131069
2021-05-06

Hydraulic drive system for construction machine

#120
20210123461
2021-04-29

Hydraulic system for a multi-function machine

#121
20210071688
2021-03-11

Hydraulic machine

#122
20210054835
2021-02-25

Using a load sense pump as a backup for a pressure-compensated pump

#123
20210054592
2021-02-25

Hydraulic drive system for work machine

#124
20210025123
2021-01-28

Internal pile cutter

#125
20210002868
2021-01-07

Work machine

#126
20200386248
2020-12-10

Hydrostatically driven vehicle with a secondary braking or steering supply

#127
20200307811
2020-10-01

Aviation hydraulic propulsion system utilizing secondary controlled drives

#128
20200277751
2020-09-03

Work machine

#129
20200263379
2020-08-20

Underground construction device

#130
20200248722
2020-08-06

Low voltage electric-hydraulic drive system for electric transportation

#131
20200217046
2020-07-09

Hydraulic drive system of construction machine

#132
20200200194
2020-06-25

Downhole tractor comprising an improved hydraulic system

#133
20200199849
2020-06-25

Hydraulic systems for construction machinery

#134
20200182268
2020-06-11

Pressure supply device

#135
20200157771
2020-05-21

Fluid pressure control device

#136
20200115886
2020-04-16

Working machine

#137
20200103023
2020-04-02

Method for controlling an axial piston pump and drive unit with such an axial piston pump and hydrostatic traction drive with such a drive unit

#138
20200096015
2020-03-26

Apparatus for controlling a hydraulic machine

#139
20200072250
2020-03-05

Hydraulic system combining two or more hydraulic functions

#140
20200032486
2020-01-30

Hydraulic power prioritization

#141
20200018329
2020-01-16

Apparatus for controlling a hydraulic machine

#142
20200018328
2020-01-16

Dual power electro-hydraulic motion control system

#143
20200018043
2020-01-16

Hydraulic work machine

#144
20200011030
2020-01-09

Hydraulic work machine

#145
20200002920
2020-01-02

Hydraulic system for working machine

#146
20190345695
2019-11-14

Hydraulic drive unit of hydraulic excavator

#147
20190345692
2019-11-14

Construction machine

#148
20190338494
2019-11-07

Construction machine

#149
20190330824
2019-10-31

Hydraulic control system for construction machine

#150
20190330819
2019-10-31

Quick coupler circuit and quick coupler attachment/detachment method

#151
20190323525
2019-10-24

Hydraulic systems and methods for powering auxiliary circuits

#152
20190315457
2019-10-17

Hydraulic systems and methods to control a member

#153
20190292753
2019-09-26

Construction machine

#154
20190226503
2019-07-25

Discretized valve state control for multi-level hydraulic systems

#155
20190218751
2019-07-18

System for controlling construction machinery and method for controlling construction machinery

#156
20190211924
2019-07-11

Propel system with active pump displacement control for balancing propel pump pressures in agricultural vehicles

#157
20190211849
2019-07-11

Fluid power distribution and control system

#158
20190203444
2019-07-04

Electro hydraulic drive and control system

#159
20190194910
2019-06-27

Hydraulic drive system for electrically-driven hydraulic work machine

#160
20190194006
2019-06-27

Hydraulic driving system

#161
20190145433
2019-05-16

Auxiliary system for vehicle implements

#162
20190136878
2019-05-09

Hydraulic control system having four-position main pressure regulator

#163
20190120371
2019-04-25

Oil pressure supply system of automatic transmission

#164
20190119884
2019-04-25

Working machine

#165
20190113055
2019-04-18

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

#166
20190093756
2019-03-28

Hydraulic system for a transmission of a motor vehicle

#167
20190093677
2019-03-28

Vehicle hydraulic system

#168
20190055964
2019-02-21

Hydraulic fluid power transmission

#169
20190049001
2019-02-14

Hydraulic control device including first and second hydraulic sensors

#170
20190048899
2019-02-14

Hydraulic device that controls pulsation in first oil by increasing rotation number of second pump

#171
20190048898
2019-02-14

Hydraulic control device

#172
20190048868
2019-02-14

Hydraulic control device

#173
20190048867
2019-02-14

HYDRAULIC CONTROL DEVICE

#174
20190032306
2019-01-31

Control system, work machine, and control method

#175
20190010965
2019-01-10

Hydraulic apparatus comprising synthetically commutated machine, and operating method

#176
20190003154
2019-01-03

Hydraulic system for working machine

#177
20180372127
2018-12-27

Modular directional valve with two or more elements of mixed type

#178
20180347598
2018-12-06

Hydraulic drive system of construction machine

#179
20180347293
2018-12-06

Multi-mode hydraulic cylinder control system for hydraulic workover unit

#180
20180335056
2018-11-22

Electronically controlled valve, hydraulic pump, and hydraulic pump system

#181
20180334784
2018-11-22

Hydraulic system for working machine and control valve

#182
20180305899
2018-10-25

Control system and work machine

#183
20180305896
2018-10-25

Mechanical drive control for loaders

#184
20180274564
2018-09-27

Hydraulic circuit for use on CVT vehicle

#185
20180274563
2018-09-27

Aircraft hydraulic systems having shared components

#186
20180251958
2018-09-06

Hydraulic driving apparatus of work machine

#187
20180245312
2018-08-30

Work machine hydraulic drive device

#188
20180230670
2018-08-16

Control system, work machine, and control method

#189
20180230669
2018-08-16

Hydraulic system and a method for moving an implement of a working machine

#190
20180216637
2018-08-02

Control system, work machine, and control method

#191
20180209121
2018-07-26

Construction machinery and method of controlling construction machinery

#192
20180187396
2018-07-05

Hydraulic apparatus

#193
20180172037
2018-06-21

System and method for providing hydraulic power

#194
20180163861
2018-06-14

Hydraulic control system of automatic transmission for vehicle provided with idle stop and go system

#195
20180163854
2018-06-14

Hydraulic control system of automatic transmission for vehicle provided with idle stop and go system

#196
20180142445
2018-05-24

Electro-hydraulic feed delivery system

#197
20180135660
2018-05-17

ELECTRONICALLY CONTROLLED VALVE, HYDRAULIC PUMP, AND HYDRAULIC PUMP SYSTEM

#198
20180119391
2018-05-03

Hydraulic drive system of construction machine

#199
20180119389
2018-05-03

Hydraulic systems for construction machinery

#200
20180094406
2018-04-05

Control system for construction machinery and control method for construction machinery

#201
20180094405
2018-04-05

Fluid pressure control device

#202
20180080551
2018-03-22

Control system for a continuously variable transmission

#203
20180073525
2018-03-15

Hydraulic control system for working machine

#204
20180073217
2018-03-15

Flow rate control apparatus of construction equipment and control method therefor

#205
20180066417
2018-03-08

Method of controlling a main control valve of an excavator and apparatus for performing the same

#206
20180058041
2018-03-01

Control system, work machine, and control method

#207
20180051720
2018-02-22

Hydraulic fluid energy regeneration apparatus of work machine

#208
20180051689
2018-02-22

Modular multi-pump system with pressure control

#209
20180045303
2018-02-15

Hydraulic system for a motor vehicle transmission

#210
20180044890
2018-02-15

Hydraulic energy regeneration system for work machine

#211
20180038079
2018-02-08

Hydraulic drive system of work machine

#212
20180030692
2018-02-01

Control system, work machine, and control method

#213
20180001896
2018-01-04

System and method for performing an engine stop and start for a rolling vehicle

#214
20170349413
2017-12-07

Crane superstructure drive device

#215
20170335867
2017-11-23

Hydraulic hybrid propel circuit with hydrostatic option and method of operation

#216
20170268540
2017-09-21

Hydraulic control system for work machine

#217
20170268201
2017-09-21

Driving straight ahead device for construction machine and control method therefor

#218
20170240019
2017-08-24

Monotube active suspension system having different system layouts for controlling pump flow distribution

#219
20170227028
2017-08-10

Hydraulic drive system for working machine

#220
20170204887
2017-07-20

Shovel

#221
20170198730
2017-07-13

Hydraulic apparatus

#222
20170191505
2017-07-06

Discretized valve state control for multi-level hydraulic systems

#223
20170190249
2017-07-06

LIQUID PRESSURE DRIVE SYSTEM

#224
20170167513
2017-06-15

Electronic begin of regulation control for a hydraulic motor

#225
20170159678
2017-06-08

System having combinable transmission and implement circuits

#226
20170145661
2017-05-25

Hydraulic circuit for construction machine

#227
20170145660
2017-05-25

Divided pump implement valve and system

#228
20170121940
2017-05-04

Drive device of construction machine

#229
20170120916
2017-05-04

System and method for performing an engine stop and start for a rolling vehicle

#230
20170114594
2017-04-27

ROCK DRILLING RIG

#231
20170114518
2017-04-27

Hydraulic hybrid circuit with energy storage for excavators or other heavy equipment

#232
20170107691
2017-04-20

Method for controlling swing motor in hydraulic system and hydraulic system

#233
20170074292
2017-03-16

Fluid pressure control device for construction machine

#234
20170073931
2017-03-16

Work machine

#235
20170058922
2017-03-02

Hydraulic fluid warmup system and method

#236
20170037601
2017-02-09

Hydraulic drive system for construction machine

#237
20170037600
2017-02-09

DRIVE CONTROL DEVICE FOR CONSTRUCTION EQUIPMENT AND CONTROL METHOD THEREFOR

#238
20170036900
2017-02-09

Industrial vehicle

#239
20170030053
2017-02-02

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

#240
20170022687
2017-01-26

Hydraulic circuit for construction machinery

#241
20170016208
2017-01-19

Work machine

#242
20170009430
2017-01-12

Working machine control system

#243
20170009429
2017-01-12

Working machine control system

#244
20170009424
2017-01-12

Hydraulic control system for work machine

#245
20160377097
2016-12-29

Travel and work functions integrated into a hydraulic hybrid system

#246
20160376770
2016-12-29

Shovel

#247
20160376768
2016-12-29

Valve subassembly having at least two pump lines for a pump

#248
20160366824
2016-12-22

Electro-hydraulic drive system

#249
20160348342
2016-12-01

Hydraulic system of construction machinery and method of controlling hydraulic system

#250
20160348335
2016-12-01

Liquid-pressure driving system

#251
20160333900
2016-11-17

Hydraulic drive system for construction machine

#252
20160333897
2016-11-17

Independent metering valve priority in open center hydraulic system

#253
20160333552
2016-11-17

Closed-circuit hydraulic system for construction machine

#254
20160333551
2016-11-17

Hydraulic circuit for construction machinery having floating function and method for controlling floating function

#255
20160319496
2016-11-03

Hydraulic system for driving a vibratory mechanism

#256
20160290370
2016-10-06

Construction equipment hydraulic system and control method therefor

#257
20160281329
2016-09-29

Engine assist by recovering swing kinetic energy

#258
20160265561
2016-09-15

Hydraulic drive system for construction machine

#259
20160265560
2016-09-15

Working machine control system and lower pressure selection circuit

#260
20160258133
2016-09-08

Hydraulic drive system for construction machine

#261
20160252107
2016-09-01

Hydraulic excavator drive system

#262
20160251833
2016-09-01

HYDRAULIC DRIVE SYSTEM OF CONSTRUCTION MACHINE

#263
20160222991
2016-08-04

Hydraulic device

#264
20160222990
2016-08-04

Hydraulic drive system

#265
20160208459
2016-07-21

Work machine driving device

#266
20160167759
2016-06-16

Pump device and tilt and trim device for outboard machine

#267
20160138240
2016-05-19

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

#268
20160131163
2016-05-12

Hydrostatic Drive For Variable Speed Operation of Rotational Equipment

#269
20160115974
2016-04-28

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