ClassID:

146405

F15B2211/611 - CPC Classification

Classification description:

Circuits for servomotor systems; Circuit components or control therefor; Secondary circuits Diverting circuits, e.g. for cooling or filtering

Recent Application in this class:
#1
20250188965
2025-06-12

WARM-UP OIL MANAGEMENT STRATEGY

#2
20230087782
2023-03-23

Soil processing machine and method for operating a soil processing machine

#3
20220298754
2022-09-22

Control valve of hydraulic system for working machine

#4
20220213905
2022-07-07

Motor cooling via hydraulic fluid

#5
20220136535
2022-05-05

Hydraulic circuit including hydraulic decompression energy reclamation

#6
20210363731
2021-11-25

Filter for a hydraulic circuit of an agricultural system

#7
20210293259
2021-09-23

Method for monitoring the condition of a hydraulic system of a metal forming plant and condition-monitoring device

#8
20210095702
2021-04-01

Pneumatic control device and process control device equipped therewith

#9
20200248435
2020-08-06

System and method for control of a work vehicle

#10
20190360583
2019-11-28

Hydraulic flushing valve arrangement

#11
20190210704
2019-07-11

Unmanned underwater vehicle and method for controlling hydraulic system

#12
20190194006
2019-06-27

Hydraulic driving system

#13
20190162296
2019-05-30

Propulsion system for a construction machine

#14
20190072178
2019-03-07

Hydrostatic valve arrangement, hydrostatic gear having the valve arrangement, and hydrostatic drive having the gear

#15
20190048896
2019-02-14

Hydraulic component, combination made from hydraulic components, and hydraulic system comprising at least one such hydraulic component or combination

#16
20180354485
2018-12-13

Fluid delivery system

#17
20180334784
2018-11-22

Hydraulic system for working machine and control valve

#18
20180320714
2018-11-08

Pneumatic control device and process control device equipped therewith

#19
20180251958
2018-09-06

Hydraulic driving apparatus of work machine

#20
20180223879
2018-08-09

Pressure limiting device, in particular for an assist system for vehicles

#21
20180215116
2018-08-02

Residual load relief system for hydraulic compactors having rotary pumps

#22
20180179736
2018-06-28

Hydraulic system for working machine

#23
20180179735
2018-06-28

System and method for control of a work vehicle

#24
20180170569
2018-06-21

Engine cooling systems for aircraft

#25
20180163375
2018-06-14

Hydraulic system for working machine

#26
20170361919
2017-12-21

Propeller blade angle control system

#27
20170306993
2017-10-26

Varnish mitigation process

#28
20170261123
2017-09-14

Systems and methods for electrohydraulic valve calibration

#29
20170073932
2017-03-16

Hydraulic fluid energy recovery system for work

#30
20170037883
2017-02-09

Aircraft hydraulic thermal management system

#31
20170023032
2017-01-26

Loop-flushing-system for hydrostatic apparatus

#32
20160362034
2016-12-15

Hoist device for dump truck

#33
20160305093
2016-10-20

Work machine

#34
20160298657
2016-10-13

System for stabilizing pressure fluctuations in a hydraulic line of a hydraulic circuit

#35
20160289924
2016-10-06

Working machine

#36
20160289923
2016-10-06

Construction machinery

#37
20160153473
2016-06-02

Shovel

#38
20160061280
2016-03-03

Hydraulic system with an unloading valve

#39
20160017900
2016-01-21

Filter device

#40
20160010669
2016-01-14

Hydraulic device and prime mover device

#41
20160003265
2016-01-07

Hydraulic system for construction machine, provided with protection device

#42
20150354605
2015-12-10

Construction machine

#43
20150330413
2015-11-19

Hydraulic circuit for construction machine

#44
20150275939
2015-10-01

Hydraulic circuit for construction machine

#45
20150275468
2015-10-01

Hydraulic system for working machine

#46
20150267725
2015-09-24

Engine system utilizing hydraulic pressure

#47
20150267589
2015-09-24

Multi-step regeneration device of DPF and regeneration method therefor

#48
20150096288
2015-04-09

Systems and methods for heat balance and transport for aircraft hydraulic systems

#49
20150082784
2015-03-26

Flushing circuit for hydraulic cylinder drive circuit

#50
20150075150
2015-03-19

Closed hydraulic circuit

#51
20150013323
2015-01-15

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

#52
20140366951
2014-12-18

Method for controlling lowering of an implement of a working machine

#53
20140338320
2014-11-20

Oil level control device

#54
20140311599
2014-10-23

System for controlling two positive displacement pumps

#55
20140283509
2014-09-25

Power regeneration device for working machine and working machine

#56
20140193230
2014-07-10

Hydraulic fluid warm-up

#57
20140190158
2014-07-10

Hydraulic circuit, and combination valve used in same hydraulic circuit

#58
20140083290
2014-03-27

Hydraulic system de-aeration device

#59
20140026550
2014-01-30

Hydraulic energy recovery system

#60
20140018964
2014-01-16

Valve contamination dislodgement

#61
20130336802
2013-12-19

Case flow augmenting arrangement for cooling variable speed electric motor-pumps

#62
20130276439
2013-10-24

Hydraulic pump system and method of operation

#63
20130098468
2013-04-25

Hydraulic distribution system employing a dual pump

#64
20120317964
2012-12-20

Hydrostatic circuits with variable charge and variable flushing systems

#65
20120144820
2012-06-14

Supplementary boosting for hydrostatic transmission circuit

#66
20120073669
2012-03-29

Compressed air supply system for a compressed air consumer circuit

#67
20100170238
2010-07-08

System and method for the temperature regulation of a hydraulic fluid

#68
20090101216
2009-04-23

Scavenging Valve for a Hydraulic Circuit

#69
20090064865
2009-03-12

Integrated unit for air treatment in pneumatic systems

#70
20090007464
2009-01-08

Hydraulic shovel

#71
20080253841
2008-10-16

Hydraulically powered door and systems for operating same in low-temperature environments

#72
20080236153
2008-10-02

Method for operating a multiple speed hydraulic motor

#73
20080223029
2008-09-18

Oil cooling circuit for continuously reciprocating hydraulic cylinders

#74
20070209982
2007-09-13

Hydraulic lubrication filter circuit

#75
20060150621
2006-07-13

Method and apparatus for warm up control of autonomous inverter-driven hydraulic unit

#76
20060053784
2006-03-16

Exchange and/or scavenging device for a circuit comprising at least one hydraulic motor

#77
20050252326
2005-11-17

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

#78
20050115605
2005-06-02

Progressive-starting unit for pneumatic systems

#79
18901794
2025-06-24

Inertial load dampening hydraulic system with persistent oil conditioning

#80
18533430
2025-06-10

Warm-up oil management strategy