ClassID:

145863

F15B1/021 - CPC Classification

Classification description:

Installations or systems with accumulators; Supply reservoir or sump assemblies; Installations or systems with accumulators used for damping

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

INTERMEDIATE HYDRAULIC SYSTEM AND METHOD OF USE

#2
20250382978
2025-12-18

BAND(S) ON GAS CHARGED CARTRIDGES THAT ARE ELONGATED RELATIVE TO BONDING REGION OR WELDED

#3
20250213774
2025-07-03

DAMPENING ELEMENT FOR FLUID MANAGEMENT SYSTEM

#4
20250109754
2025-04-03

ACCUMULATOR WITH LEAKAGE-BASED FILTERING

#5
20250084872
2025-03-13

METHOD OF PRESSURIZING A FLOATING PISTON ACCUMULATOR

#6
20250052259
2025-02-13

VOLUMETRIC PRESSURE REDUCING APPARATUS

#7
20250013253
2025-01-09

PRESSURE REGULATOR ASSEMBLY FOR A COOLANT DISTRIBUTION UNIT

#8
20240410439
2024-12-12

METHOD OF CONTROLLING PRESSURE VARIATION IN WORKING FLUIDS IN A FLUID CIRCUIT UNDERGOING WORKING PRESSURE VARIATIONS

#9
20240384732
2024-11-21

Actuating Device for at Least One Fluidically Drivable Consumer

#10
20240200542
2024-06-20

Conveying Device

#11
20240125362
2024-04-18

Pulsation damper

#12
20240061453
2024-02-22

Pressure regulator assembly for a coolant distribution unit

#13
20240057522
2024-02-22

HEADER HEIGHT CORRECTION SYSTEM AND METHOD

#14
20240010039
2024-01-11

BUFFER FOR HYDRAULIC PUMPING DEVICE

#15
20230382558
2023-11-30

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

#16
20230340967
2023-10-26

ACCUMULATOR

#17
20230320031
2023-10-05

Cool fluid reservoir for a coolant distribution unit

#18
20230248548
2023-08-10

ACTUATOR-DAMPER UNIT

#19
20230228162
2023-07-20

Pressure compensation device with accumulator group for controlled pressure drilling

#20
20230204086
2023-06-29

Method of controlling pressure variation in working fluids in a fluid circuit undergoing working pressure variations

#21
20230204051
2023-06-29

Automatic fluid pump inlet stabilizers and vacuum regulators

#22
20230044267
2023-02-09

Shiftable cabin

#23
20220364328
2022-11-17

Hydraulic machine

#24
20220341406
2022-10-27

Automatic fluid pump inlet stabilizers and vacuum regulators

#25
20220307523
2022-09-29

Variable recruitment actuator systems and related methods

#26
20220154798
2022-05-19

Vibration damper having a pump assembly

#27
20220136464
2022-05-05

Surge suppression device, exhaust turbine type turbocharger and surge suppression method

#28
20220117161
2022-04-21

Windrower variable rate header floatation system

#29
20220056914
2022-02-24

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

#30
20220025914
2022-01-27

System, valve assembly, and methods for oscillation control of a hydraulic machine

#31
20220003250
2022-01-06

Electro-hydrostatic actuator system

#32
20210324879
2021-10-21

System and method for end position damping

#33
20210307313
2021-10-07

Control device for an application device and application device having a control device

#34
20210262496
2021-08-26

Hydraulic actuator arrangement

#35
20210245468
2021-08-12

Apparatus for the controlled return of the stems in cylinders applied to stamping presses

#36
20210199171
2021-07-01

Method of controlling pressure variation in working fluids in a fluid circuit undergoing working pressure variations

#37
20210156401
2021-05-27

Vehicle with a boom comprising a hydraulic control circuit with a load control valve

#38
20210148384
2021-05-20

Open center hydraulic system and valve

#39
20210131063
2021-05-06

Load sensitive ride system for a vehicle

#40
20210087782
2021-03-25

Dozer blade attachment control system and apparatus for a compact track loader

#41
20200399859
2020-12-24

Hydraulic Accumulator Assembly

#42
20200378408
2020-12-03

Hydraulic damper with valve block

#43
20200340503
2020-10-29

Hydrostatic linear drive system

#44
20200340502
2020-10-29

Hydraulic actuator arrangement

#45
20200331633
2020-10-22

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

#46
20200318771
2020-10-08

FLUID APPARATUS AND BUFFER TANK FOR USE THEREIN

#47
20200318696
2020-10-08

Clutch control device

#48
20200200313
2020-06-25

Dampening element for fluid management system

#49
20200165797
2020-05-28

Dynamic open center hydraulic system control

#50
20200159112
2020-05-21

Pulsation dampener with gas retention

#51
20200069856
2020-03-05

Pneumatic system having noise reduction features for a medical fluid machine

#52
20200032779
2020-01-30

Cellular tube for replacement of traditional gas-charged cartridges in suction stabilizers

#53
20190368513
2019-12-05

Accumulator

#54
20190367176
2019-12-05

Accumulator on a fuel line of an aircraft

#55
20190249390
2019-08-15

Work machine and hydraulic system for work machine

#56
20190170163
2019-06-06

Electrohydraulic drive unit

#57
20190039692
2019-02-07

FLEXIBLE COMPLIANT LINE FOR PROVIDING A LINKAGE BETWEEN A FIRST STRUCTURE AND A SECOND STRUCTURE

#58
20180327113
2018-11-15

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

#59
20180245657
2018-08-30

Fluid circuit device

#60
20180223878
2018-08-09

HYDRAULIC ACTUATOR, PARTICULARLY OF THE SHOCK ABSORBING AND/OR DAMPING TYPE

#61
20180216639
2018-08-02

Accumulator with secondary gas chamber

#62
20180172177
2018-06-21

Hydraulic drive for executing a linear movement

#63
20180106275
2018-04-19

Energy storage structure

#64
20180100520
2018-04-12

Hydraulic suspension for vehicle and multi-functional proportional control valve for the same

#65
20170350354
2017-12-07

PULSE DAMPER

#66
20170247238
2017-08-31

HYDRAULIC CIRCUIT FOR FORKLIFT

#67
20170217416
2017-08-03

Brake system

#68
20170211597
2017-07-27

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

#69
20170189592
2017-07-06

Pressure manifold system for dialysis

#70
20170159265
2017-06-08

Work machine and hydraulic system for work machine

#71
20170130739
2017-05-11

System and method of hydraulic energy recovery for machine start-stop and machine ride control

#72
20170114525
2017-04-27

Hydraulic system having automatic ride control

#73
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

#74
20170022759
2017-01-26

Self-rescue system for large machines

#75
20170009782
2017-01-12

Accumulator

#76
20160348637
2016-12-01

Method and system for combined pump water pressure-compressed air energy storage at constant turbine water pressure

#77
20160319847
2016-11-03

Hydraulic dampener for use on mine shovels

#78
20160312806
2016-10-27

Apparatus for blocking and for adjusting a pressure

#79
20160298657
2016-10-13

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

#80
20160169251
2016-06-16

Device for assisting the operation of an aircraft door

#81
20160146230
2016-05-26

Hydraulic pressure control device for construction machinery

#82
20150337868
2015-11-26

Hydraulic damper

#83
20150219077
2015-08-06

Power generating system and hydraulic control system

#84
20150165108
2015-06-18

Pressure manifold system for dialysis

#85
20150152888
2015-06-04

Energy harvesting passive and active suspension

#86
20150107232
2015-04-23

Hydraulic system for controlling a jaw crusher

#87
20150093226
2015-04-02

Arrangement for effecting float condition in loader hydraulic lift cylinder when hydraulic fluid supply is decoupled

#88
20150081178
2015-03-19

Lift arm suspension system for a power machine

#89
20140338770
2014-11-20

Dual resonator chamber with variable volume

#90
20140250877
2014-09-11

Hydraulic suspension for vehicle and multi-functional proportional control valve for the same

#91
20140238007
2014-08-28

Hydraulic Ride Control System

#92
20140202327
2014-07-24

Hydro-pneumatic tensioner with fluid retention device

#93
20140178164
2014-06-26

Machine having hydraulically actuated implement system with combined ride control and downforce control system

#94
20140144130
2014-05-29

Arrangement for charging an accumulator

#95
20140116555
2014-05-01

Pulsation damper of a vehicle braking system

#96
20130299266
2013-11-14

Hydraulic Ride Control System with Manual Mode Safeguard

#97
20130291714
2013-11-07

Hydraulic system including priority based valve sequencing

#98
20130277306
2013-10-24

Noise-reducing dialysis systems and methods of reducing noise in dialysis systems

#99
20130227937
2013-09-05

Ride control system

#100
20130104534
2013-05-02

Energy harvesting passive and active suspension

#101
20130062933
2013-03-14

COMPACT ATTENUATOR FOR A VEHICLE BRAKING SYSTEM

#102
20120169088
2012-07-05

Vehicle Suspension System

#103
20110197573
2011-08-18

Device for compensating for hydraulic effective pressures

#104
20110163033
2011-07-07

Noise-reducing dialysis systems and methods of reducing noise in dialysis systems

#105
20110000565
2011-01-06

Hydraulic oscillating motor

#106
20100307146
2010-12-09

Pressure accumulator, in particular pulsation damper

#107
20100300821
2010-12-02

Volume compensation accumulator apparatus and suspension system using the same

#108
20100108336
2010-05-06

Ride control for motor graders

#109
20100050858
2010-03-04

Variable dampening rate suspension system

#110
20100024411
2010-02-04

Hydraulic system having automated ride control activation

#111
20100018199
2010-01-28

Device for reducing hydraulic-fluid oscillation in a hydraulic system

#112
20090260701
2009-10-22

Pulsation attenuator for a fluidic system

#113
20090260352
2009-10-22

Hydraulic system having load sensing capabilities

#114
20090257891
2009-10-15

Hydraulic system and method for controlling valve phasing

#115
20090255246
2009-10-15

Hydraulic system including open loop and closed loop valve control schemes

#116
20090255245
2009-10-15

Hydraulic system including priority based valve sequencing

#117
20090205731
2009-08-20

Hydraulic accumulator

#118
20090158726
2009-06-25

Machine having selective ride control

#119
20090112151
2009-04-30

Dialysis system having integrated pneumatic manifold

#120
20090064674
2009-03-12

Accumulator

#121
20080309078
2008-12-18

Damping conduit assembly provided with a connecting unit for a hydraulic circuit

#122
20080292483
2008-11-27

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

#123
20080251980
2008-10-16

Depth compensated subsea passive heave compensator

#124
20080230336
2008-09-25

Method for arranging a separating piston in a cavity and a device with such a separating piston

#125
20080216471
2008-09-11

Hydraulic system

#126
20080210108
2008-09-04

Plunger-cylinder assembly

#127
20080156379
2008-07-03

Pulsation attenuator for a fluidic system

#128
20080104866
2008-05-08

Hydraulic control arrangement

#129
20070289298
2007-12-20

Suspension arrangement for a boom assembly mounted on an agricultural sprayer

#130
20070125436
2007-06-07

Pulsation attenuator for a fluidic system

#131
20070120662
2007-05-31

Digital Hydraulic system

#132
20070056633
2007-03-15

Pressure-dependent check valve and hydraulic system equipped therewith

#133
20070056277
2007-03-15

Travel vibration suppressing device for working vehicle

#134
20070051100
2007-03-08

Hydraulic control arrangement for a mobile equipment

#135
20070033933
2007-02-15

Hydraulic arrangement

#136
20060266027
2006-11-30

Hydraulic system having IMV ride control configuration

#137
20060237203
2006-10-26

Hydraulic lift assist for tractor towed earth moving apparatus

#138
20060190093
2006-08-24

Method for controlling a dynamic system

#139
20060180225
2006-08-17

Impedance shaping element for a control system

#140
20060179837
2006-08-17

Actuation system with fluid transmission for interaction control and high force haptics

#141
20060124790
2006-06-15

Accumulator

#142
20060108185
2006-05-25

Hydraulic system

#143
20060011370
2006-01-19

Damping device

#144
20050262840
2005-12-01

Hydraulic actuation apparatus for a motor vehicle clutch

#145
20050254933
2005-11-17

Apparatus driven by a pressurized medium

#146
20050172620
2005-08-11

Hydraulic system comprising pressure-controlled damping means

#147
20050098326
2005-05-12

Hydraulic circuit for hydraulic cylinder

#148
20050095069
2005-05-05

Method for use in offshore load transfer and floater and hydraulic device for the same

#149
20050086934
2005-04-28

Hydraulic cylinder

#150
20050072144
2005-04-07

Hydraulic arrangement and process for its use

#151
20050023390
2005-02-03

Vertical roller mill with improved hydro-pneumatic loading system

#152
17743087
2023-03-07

Pneumatic resonator and accumulator system for control of turbocharger wastegate movement

#153
17672970
2023-06-20

Ride control valve