ClassID:

146208

F15B2201/51 - CPC Classification

Classification description:

Accumulators; Monitoring, detection and testing means for accumulators Pressure detection

Recent Application in this class:
#1
20260117802
2026-04-30

INTERMEDIATE HYDRAULIC SYSTEM AND METHOD OF USE

#2
20250320882
2025-10-16

METHOD FOR CHECKING THE STATE OF A HYDRAULIC ACCUMULATOR

#3
20250059986
2025-02-20

METHODS AND SYSTEM FOR MITIGATING HYDRAULIC SYSTEM SENSOR DEGRADATION

#4
20240392810
2024-11-28

Dual Mode Force Control for Surface Engaging Machinery

#5
20240263608
2024-08-08

Indirect hydraulic load hierarchical control system and method for wave energy device

#6
20240167488
2024-05-23

FLUID CIRCUIT

#7
20240151252
2024-05-09

ADVANCED HYDRAULIC ACCUMULATOR AUTOSTART

#8
20230382558
2023-11-30

ROTORCRAFT-ASSISTED SYSTEM AND METHOD FOR LAUNCHING AND RETRIEVING A FIXED-WING AIRCRAFT INTO AND FROM FREE FLIGHT

#9
20230349403
2023-11-02

Hydraulic accumulator autostart

#10
20230265864
2023-08-24

AUXILIARY HYDRAULIC SYSTEM FOR A WORK VEHICLE

#11
20230113111
2023-04-13

Hydraulic system

#12
20230097474
2023-03-30

Fluidic control system

#13
20220213907
2022-07-07

Method and system for monitoring hydraulic accumulator pressure

#14
20220186750
2022-06-16

Hydraulic system and a method for controlling the same

#15
20220061219
2022-03-03

Windrow merger with active weight transfer system

#16
20220025909
2022-01-27

Active accumulator

#17
20210381591
2021-12-09

Hydraulic system for an automatic transmission of a motor vehicle

#18
20210372521
2021-12-02

Hydraulic system for an automatic gearbox of a motor vehicle

#19
20210293256
2021-09-23

Common rail product circuit for an agricultural applicator with pressure accumulation capabilities and related systems and methods

#20
20210293111
2021-09-23

Reliability assessable systems for actuating hydraulically actuated devices and related methods

#21
20210285465
2021-09-16

Hydro-pneumatic accumulator with integrated nitrogen precharge regeneration system

#22
20210131452
2021-05-06

Hydraulic energy recovery apparatus for working machine

#23
20210089063
2021-03-25

High pressure capsule and header for process fluid pressure transmitter

#24
20210018019
2021-01-21

Hydraulic system for hydro-mechanical machines comprising rotary mechanism

#25
20200378406
2020-12-03

Valve mechanism and liquid ejecting system

#26
20200331633
2020-10-22

Rotorcraft-assisted system and method for launching and retrieving a fixed-wing aircraft into and from free flight

#27
20200240231
2020-07-30

Systems and methods for actuating hydraulically-actuated devices

#28
20200199960
2020-06-25

RELIABILITY ASSESSABLE SYSTEMS FOR ACTUATING HYDRAULICALLY ACTUATED DEVICES AND RELATED METHODS

#29
20200182262
2020-06-11

Fluidic control system

#30
20200096019
2020-03-26

System and method for energizing a solenoid coil for fast solenoid actuation

#31
20190186106
2019-06-20

Work machine

#32
20190029182
2019-01-31

Computer controlled hydraulic conditioner roll tensioning adjustment

#33
20180354485
2018-12-13

Fluid delivery system

#34
20180347596
2018-12-06

Safety device

#35
20180327113
2018-11-15

Rotorcraft-assisted system and method for launching and retrieving a fixed-wing aircraft into and from free flight

#36
20180306317
2018-10-25

Pressure sensor rationality diagnostic for a dual clutch transmission

#37
20180297570
2018-10-18

Electro-pneumatic assembly, particularly for a pneumatic braking installation for railway vehicles

#38
20180251958
2018-09-06

Hydraulic driving apparatus of work machine

#39
20180216639
2018-08-02

Accumulator with secondary gas chamber

#40
20180209451
2018-07-26

SYSTEMS AND METHODS FOR MAINTAINING HYDRAULIC ACCUMULATORS

#41
20180180065
2018-06-28

Fluid circuit

#42
20180106276
2018-04-19

Robotic hydraulic system

#43
20180066785
2018-03-08

Pressure and headloss maintaining valve system for clean and dirty water systems

#44
20180066493
2018-03-08

Systems and methods for actuating hydraulically-actuated devices

#45
20180043998
2018-02-15

Remote hydraulic utility system for an aircraft

#46
20180038333
2018-02-08

Construction machine starting assist system

#47
20170213400
2017-07-27

Pitch trim actuator servicing monitoring system and method

#48
20170204887
2017-07-20

Shovel

#49
20170138142
2017-05-18

Reliability Assessable Systems for Actuating Hydraulically Actuated Devices and Related Methods

#50
20170121944
2017-05-04

Control device and working machine

#51
20170082212
2017-03-23

Control device for controlling a valve arrangement and method for controlling a safety arrangement comprising said control device and said valve arrangement

#52
20170045127
2017-02-16

Hydraulic control unit for a limited slip differential

#53
20170037875
2017-02-09

Accumulator racks

#54
20170036900
2017-02-09

Industrial vehicle

#55
20170023349
2017-01-26

Online sensor calibration for electrohydraulic valves

#56
20160131164
2016-05-12

System and method for estimating health and remaining useful life of a hydraulic element

#57
20160032945
2016-02-04

Hydraulic system for construction machine

#58
20160027225
2016-01-28

Pitch trim actuator servicing monitoring system

#59
20150217747
2015-08-06

System and method of determining accumulator status

#60
20150059889
2015-03-05

Bladder accumulator volume indicating device

#61
20150000756
2015-01-01

HYDRAULIC ACCUMULATOR PRE-CHARGE PRESSURE DETECTION

#62
20140367919
2014-12-18

Barrier system for mechanical seal

#63
20140325974
2014-11-06

Hydraulic hybrid system for rotatory applications

#64
20140318115
2014-10-30

System for improving the energy efficiency in hydraulic systems, piston accumulator and pressure accumulator provided for such a system

#65
20140219848
2014-08-07

Hydraulic motor-pump with fixed or variable displacement

#66
20140102551
2014-04-17

Equipment comprising at least one hydropneumatic accumulator with automated maintenance

#67
20130263584
2013-10-10

System and method for accumulator fluid mixing

#68
20130262010
2013-10-03

Position determination apparatus

#69
20130253854
2013-09-26

Hydraulic accumulator health diagnosis

#70
20130247999
2013-09-26

Hydraulic accumulator pre-charge pressure detection

#71
20130179046
2013-07-11

Method and system for determining an accumulator pre-charge pressure in a fluid circuit

#72
20130074967
2013-03-28

Hydraulic accumulator

#73
20130019746
2013-01-24

HYDRAULIC ACCUMULATOR AS WELL AS A METHOD FOR ASCERTAINING A STATE OF CHARGE OF A HYDRAULIC ACCUMULATOR

#74
20100000209
2010-01-07

Hydraulic control system in working machine ( as amended

#75
20080292483
2008-11-27

Gas Volume Damping Device for Damping Discharge Pulsations in a Medium Being Pumped

#76
20050121974
2005-06-09

Method and device for monitoring a brake system

#77
20050011565
2005-01-20

Variable volume reservoir

#78
14510416
2018-01-30

Robotic hydraulic system