ClassID:

146408

F15B2211/62 - CPC Classification

Classification description:

Circuits for servomotor systems; Circuit components or control therefor Cooling or heating means

Recent Application in this class:
#1
20250334134
2025-10-30

HYDRAULIC ACTUATOR

#2
20250188965
2025-06-12

WARM-UP OIL MANAGEMENT STRATEGY

#3
20240410401
2024-12-12

ELECTROHYDRAULIC ACTUATING DEVICE HAVING INTEGRATED ELECTRICAL FUNCTIONAL ELEMENTS

#4
20240263652
2024-08-08

HYDRAULIC UNIT

#5
20230349402
2023-11-02

Working machine

#6
20230340971
2023-10-26

WIRELESS ACTUATORS

#7
20230228059
2023-07-20

ELECTRIC CONSTRUCTION MACHINE

#8
20230151584
2023-05-18

System and method for heating the hydraulic fluid of an electric work vehicle

#9
20220402627
2022-12-22

Thermal hydraulic active warming system

#10
20220333617
2022-10-20

ELECTRO-HYDROSTATIC ACTUATION SYSTEM

#11
20220298754
2022-09-22

Control valve of hydraulic system for working machine

#12
20220213905
2022-07-07

Motor cooling via hydraulic fluid

#13
20220186753
2022-06-16

Pressurized fluid supply system for an agricultural vehicle

#14
20220154738
2022-05-19

Work machine and control method

#15
20220145909
2022-05-12

Hydraulic power system and method for controlling same

#16
20220049729
2022-02-17

Working machine

#17
20220049464
2022-02-17

Working machine

#18
20220034068
2022-02-03

Work machine

#19
20210332831
2021-10-28

Electrohydrostatic actuator system with an expansion reservoir

#20
20210301770
2021-09-30

Fluid heating device, motor system, movable object, and hydraulic system

#21
20210293259
2021-09-23

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

#22
20210277918
2021-09-09

Tank, and electrohydraulic compact assembly having a tank

#23
20210180722
2021-06-17

Servovalve

#24
20210180622
2021-06-17

Thermal management for aircraft hydraulic systems

#25
20210180618
2021-06-17

Hydraulic system of working machine

#26
20210148386
2021-05-20

Hydraulic system for working machine

#27
20210102563
2021-04-08

Hydraulic system of industrial vehicle

#28
20200413494
2020-12-31

Fluid control apparatus

#29
20200386341
2020-12-10

Fluid control valve, flow rate control device, and drive circuit

#30
20200248717
2020-08-06

Accumulator

#31
20200240440
2020-07-30

Hydraulic system for work machine and work machine

#32
20200232188
2020-07-23

Work machine

#33
20200208376
2020-07-02

Working machine

#34
20200025309
2020-01-23

Servovalve

#35
20200002921
2020-01-02

Hydraulic system for working machine

#36
20200002920
2020-01-02

Hydraulic system for working machine

#37
20190119879
2019-04-25

Hydraulic system for working machine and control valve

#38
20190112787
2019-04-18

Temperature responsive hydraulic derate

#39
20190090407
2019-03-28

Semi-closed loop hydraulic system for material application machines

#40
20190063475
2019-02-28

Actuator cooling flow limiter

#41
20190063472
2019-02-28

Low profile electro-hydrostatic actuator

#42
20190048896
2019-02-14

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

#43
20180346101
2018-12-06

Thermally controlled active flow control system

#44
20180334784
2018-11-22

Hydraulic system for working machine and control valve

#45
20180266080
2018-09-20

Hydraulic system for working machine

#46
20180214932
2018-08-02

Hydraulic knockout device

#47
20180179736
2018-06-28

Hydraulic system for working machine

#48
20180170569
2018-06-21

Engine cooling systems for aircraft

#49
20180163375
2018-06-14

Hydraulic system for working machine

#50
20170361919
2017-12-21

Propeller blade angle control system

#51
20170306993
2017-10-26

Varnish mitigation process

#52
20170292540
2017-10-12

Hydraulic system for work machine and work machine

#53
20170113663
2017-04-27

Energy recovery system

#54
20170037883
2017-02-09

Aircraft hydraulic thermal management system

#55
20170023032
2017-01-26

Loop-flushing-system for hydrostatic apparatus

#56
20160305093
2016-10-20

Work machine

#57
20160230787
2016-08-11

IMPLEMENT CARRIER WITH IMPROVED CONTROL OF HYDRAULIC FLUID SUPPLY

#58
20160230785
2016-08-11

Hydraulic control system for auxiliary power source

#59
20160061280
2016-03-03

Hydraulic system with an unloading valve

#60
20160003265
2016-01-07

Hydraulic system for construction machine, provided with protection device

#61
20150354605
2015-12-10

Construction machine

#62
20150330519
2015-11-19

Line pressure valve to selectively control distribution of pressurized fluid

#63
20150330413
2015-11-19

Hydraulic circuit for construction machine

#64
20150308469
2015-10-29

Machine control system having hydraulic warmup procedure

#65
20150275468
2015-10-01

Hydraulic system for working machine

#66
20150267589
2015-09-24

Multi-step regeneration device of DPF and regeneration method therefor

#67
20150198185
2015-07-16

Compressed gas energy storage system

#68
20150096288
2015-04-09

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

#69
20150013321
2015-01-15

Separate hydraulic unit with cooling of oil

#70
20140338317
2014-11-20

Pipelayer

#71
20140283512
2014-09-25

Hydraulic system

#72
20140193230
2014-07-10

Hydraulic fluid warm-up

#73
20140182711
2014-07-03

Pump fan control circuit and block for truck mountable hydraulic system

#74
20140064998
2014-03-06

Hydraulic motor assembly for an aerial refueling system

#75
20140060020
2014-03-06

Hydraulic control system having over-pressure protection

#76
20140026550
2014-01-30

Hydraulic energy recovery system

#77
20140018964
2014-01-16

Valve contamination dislodgement

#78
20140000250
2014-01-02

Lifting system and lifting method for jib of an operating machine, and an operating machine thereof

#79
20130312402
2013-11-28

Hydraulic system for work machine

#80
20130248306
2013-09-26

Vibration control device for railroad vehicle

#81
20130226415
2013-08-29

Continuously Productive Machine During Hydraulic System Overheat Condition

#82
20130209285
2013-08-15

Mechanical pumping hydraulic unit

#83
20130098468
2013-04-25

Hydraulic distribution system employing a dual pump

#84
20130098452
2013-04-25

Hydraulic distribution system employing dual pumps

#85
20120299310
2012-11-29

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#86
20120297761
2012-11-29

Method of conversion of heat into fluid power and device for its implementation

#87
20120279209
2012-11-08

Systems and methods for energy storage and recovery using compressed gas

#88
20120220426
2012-08-30

Charge bypass system for engine start

#89
20120144817
2012-06-14

Operating oil temperature controller for hydraulic drive device

#90
20120043154
2012-02-23

HYDRAULIC SYSTEM

#91
20120006013
2012-01-12

High-efficiency energy-conversion based on fluid expansion and compression

#92
20120001021
2012-01-05

Aircraft actuator hydraulic system

#93
20120000557
2012-01-05

Systems and methods for reducing dead volume in compressed-gas energy storage systems

#94
20110314803
2011-12-29

Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange

#95
20110308882
2011-12-22

Transporter vehicle

#96
20110296823
2011-12-08

Systems and methods for energy storage and recovery using gas expansion and compression

#97
20110266390
2011-11-03

Hydraulic apparatus for aircraft actuators

#98
20110240152
2011-10-06

SYSTEM AND METHOD FOR ADJUSTING THE POSITION OF A CONTROL MEMBER OF A POWER PLANT

#99
20110219760
2011-09-15

Systems and methods for energy storage and recovery using compressed gas

#100
20110167813
2011-07-14

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#101
20110132012
2011-06-09

FLOW CONTROL

#102
20110056193
2011-03-10

Systems and methods for energy storage and recovery using compressed gas

#103
20110030364
2011-02-10

Flow management system for hydraulic work machine

#104
20110014062
2011-01-20

Control device of hydraulically driven fan

#105
20110011077
2011-01-20

Hydraulic servo-drive device and variable turbo-supercharger using the same

#106
20100287924
2010-11-18

Dual pump hydraulic system

#107
20100170238
2010-07-08

System and method for the temperature regulation of a hydraulic fluid

#108
20100139277
2010-06-10

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#109
20100089063
2010-04-15

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#110
20090282824
2009-11-19

Concrete agitating drum driving device

#111
20090282822
2009-11-19

Systems and methods for energy storage and recovery using compressed gas

#112
20090217656
2009-09-03

Hydraulically driven industrial machine

#113
20090165450
2009-07-02

Hydraulic system

#114
20090158725
2009-06-25

Hydraulic pump with control system

#115
20090148310
2009-06-11

Working fluid cooling control system for construction machine

#116
20090025997
2009-01-29

Hydraulic Drive Vehicle with Cooling System

#117
20090007462
2009-01-08

Hydraulic system with thermal shock protection

#118
20080253841
2008-10-16

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

#119
20080223029
2008-09-18

Oil cooling circuit for continuously reciprocating hydraulic cylinders

#120
20080210485
2008-09-04

Control system for frame-steering of a vehicle and method for controlling two steering cylinders in a frame-steered vehicle

#121
20070227135
2007-10-04

Integrated load-sensing hydraulic system

#122
20070107421
2007-05-17

Dual pump dual pressure hydraulic circuit

#123
20060272324
2006-12-07

Method and device for the pneumatic operation of a tool

#124
20060236689
2006-10-26

Apparatus and method for controlling a pump flow of heavy construction equipment

#125
20060230751
2006-10-19

Electro-hydraulic system for fan driving and brake charging

#126
20060150621
2006-07-13

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

#127
20060053784
2006-03-16

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

#128
20060032222
2006-02-16

Forestry machine with hydraulic system and method for rotor braking

#129
20050252326
2005-11-17

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

#130
20050204735
2005-09-22

Hydraulic control system for working machine

#131
20050132702
2005-06-23

Continuously variable torque shredder drive

#132
18901794
2025-06-24

Inertial load dampening hydraulic system with persistent oil conditioning

#133
18533430
2025-06-10

Warm-up oil management strategy

#134
16703771
2022-03-01

Isothermal pump with improved characteristics

#135
16574117
2020-08-18

Modular hydraulic valve assembly for work vehicle