ClassID:

153363

F16L55/04 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems Devices damping pulsations or vibrations in fluids

Sub-classes:
Recent Application in this class:
#1
20250277553
2025-09-04

FLUID PULSE DAMPER AND BEVERAGE PREPARATION DEVICE

#2
20250213774
2025-07-03

DAMPENING ELEMENT FOR FLUID MANAGEMENT SYSTEM

#3
20250129871
2025-04-24

DAMPED FLUID LINE FOR AIRCRAFT ENGINE

#4
20240317302
2024-09-26

HYDRAULIC ACOUSTIC ATTENUATOR OF AGRICULTURAL TRACTOR

#5
20240295283
2024-09-05

NON-PERMANENT INLET FLANGE AND METHOD FOR CUSTOM INSERT

#6
20240125362
2024-04-18

Pulsation damper

#7
20230064317
2023-03-02

Damper device

#8
20220403969
2022-12-22

Diaphragm radial compression ring (DRCRTM) to enhance the sealing ability and service life of the diaphragms used in dampeners/accumulators/pulsation control equipment

#9
20220356766
2022-11-10

Vibration damping subsea tubular system

#10
20220280004
2022-09-08

Apparatus for compensating pressure surges

#11
20220136493
2022-05-05

Apparatuses, systems, and methods for improved performance of a pressurized system

#12
20220062842
2022-03-03

Device and method for compensating short-term pressure or volume fluctuations of a medium in a continuous biopharmaceutical process

#13
20220026006
2022-01-27

Hydraulic snubber insert for gas turbine engine and associated method of installation

#14
20210285589
2021-09-16

Metal diaphragm damper

#15
20210207753
2021-07-08

Damping device

#16
20210054890
2021-02-25

Brake system damping device with a passage in a separating element

#17
20210024047
2021-01-28

Hydraulic unit for brake system

#18
20200362884
2020-11-19

Hydraulic system for working machine

#19
20200362844
2020-11-19

Pulsation damper

#20
20200200313
2020-06-25

Dampening element for fluid management system

#21
20200185745
2020-06-11

Apparatus for regulating pressure of exhaust gas of fuel cell system

#22
20200159112
2020-05-21

Pulsation dampener with gas retention

#23
20200141778
2020-05-07

PULSATION DAMPER FOR A THERMAL FLOW SENSOR

#24
20200132237
2020-04-30

Mini-dampeners at pump combined with system pulsation dampener

#25
20200041036
2020-02-06

Control valves and cages that are adapted to reduce flashing and cavitation

#26
20200032779
2020-01-30

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

#27
20190338879
2019-11-07

Air pressure attenuation device

#28
20190293058
2019-09-26

Pulsation dampener utilizing a chargless mitigation device

#29
20190277674
2019-09-12

Engine exhaust flow measurement with pulsation compensation

#30
20190257462
2019-08-22

System pulsation dampener device(s) substituting for pulsation dampeners utilizing compression material therein

#31
20190203868
2019-07-04

Preform for manufacturing a combined heating and anti-surge apparatus, and apparatus constituted therefrom

#32
20190178239
2019-06-13

Apparatuses, Systems, and Methods for Improved Performance of a Pressurized System

#33
20190170096
2019-06-06

Accumulator integrated into a fuel line

#34
20190128462
2019-05-02

SYSTEM PULSATION DAMPENER DEVICE(S)

#35
20180363825
2018-12-20

Connection device

#36
20180347595
2018-12-06

Variable pressure vessel

#37
20180328322
2018-11-15

Pulsation damper and fuel pump device

#38
20180299057
2018-10-18

Conduit connection assembly

#39
20180250455
2018-09-06

Breast pump

#40
20180230759
2018-08-16

SHOCK MITIGATION DEVICES

#41
20180180068
2018-06-28

Hydraulic system for working machine

#42
20180161930
2018-06-14

Machine tool

#43
20180094657
2018-04-05

Damping device

#44
20180045353
2018-02-15

Damping device

#45
20170254384
2017-09-07

System for controlling the movement of a load

#46
20170248256
2017-08-31

Coupling to be crimped onto at least one pipe, set of pipes including such a coupling, and method for assembling a pipe with such a coupling

#47
20170234473
2017-08-17

Bicycle hydraulic hose cap and bicycle hydraulic hose assembly

#48
20170217416
2017-08-03

Brake system

#49
20170138376
2017-05-18

Hydraulic buffer with fast startup

#50
20170023165
2017-01-26

Pulsation damper

#51
20170009928
2017-01-12

Pulsation damping system

#52
20160281452
2016-09-29

Pressure compensator for a subsea device and manufacturing method

#53
20160265706
2016-09-15

Dampening device

#54
20160237963
2016-08-18

CONNECTOR AND MANUFACTURING PROCESS FOR THE SAME

#55
20160215913
2016-07-28

Pressure compensator for subsea device

#56
20160195084
2016-07-07

Damper for a high-pressure pump

#57
20160153602
2016-06-02

Axial flow conditioning device for mitigating instabilities

#58
20160116098
2016-04-28

Tubular occlusion and pressure damping system and temporal pressure controlling arrangement

#59
20160097479
2016-04-07

Magnetic pressure pulse attenuation

#60
20160009469
2016-01-14

CLAMP FOR PIPE FASTENING

#61
20160003399
2016-01-07

Pulsation damper suitable for hygienic processing lines

#62
20160003398
2016-01-07

Pulsation damper suitable for hygienic processing lines

#63
20150375966
2015-12-31

Noise Abatement for Elevator Submersible Power Units

#64
20150369266
2015-12-24

Flow control actuator with an adjustable frequency

#65
20150337868
2015-11-26

Hydraulic damper

#66
20150260182
2015-09-17

Pulsation damper

#67
20150233576
2015-08-20

Pressure relief valve with rotating damper

#68
20150167612
2015-06-18

Fuel injection system

#69
20150153042
2015-06-04

Pressure relief valve with rotating damper

#70
20150122336
2015-05-07

Systems and Methods for Decreasing Abrasive Wear in a Pipeline that is Configured to Transfer a Slurry

#71
20150114483
2015-04-30

Pressure stabilizing mechanism and hydraulic pump equipped therewith

#72
20150021447
2015-01-22

Pipe brace

#73
20140283678
2014-09-25

Connector

#74
20140202201
2014-07-24

Pressure pulsation dampening device

#75
20140130924
2014-05-15

Composite accumulator having metal insert

#76
20140102542
2014-04-17

Flow control actuator with an adjustable frequency

#77
20140048163
2014-02-20

Displacement sensor, in particular for use in a subsea device

#78
20140021383
2014-01-23

Device for reducing flow noise and valve

#79
20140014068
2014-01-16

Damped fuel delivery system

#80
20130276929
2013-10-24

Damper device

#81
20130269816
2013-10-17

Pressure damping device for brake system

#82
20130269815
2013-10-17

Pressure damping device for brake system

#83
20130190184
2013-07-25

Device and method for damped, non-contact support of a coolant feed line for superconducting machines

#84
20130167962
2013-07-04

Pressure compensator for a subsea device

#85
20130008512
2013-01-10

Pump pulsation discharge dampener with curved internal baffle and pressure drop feature creating two internal volumes

#86
20120325356
2012-12-27

Pulsation Attenuation

#87
20120291896
2012-11-22

Branching device for a pulsation attenuation network

#88
20120192986
2012-08-02

Corrugated pipe of a fuel line

#89
20120189477
2012-07-26

Pump pulsation discharge dampener with dual pressure drop tube assemblies having unequal sizes

#90
20120137788
2012-06-07

Flowmeter comprising a damping device

#91
20120055733
2012-03-08

Fluid transfer pipe and fluid transfer apparatus and a fluid attenuator and attenuator apparatus

#92
20120018024
2012-01-26

Corrugated Pipe of a Fuel Line

#93
20110299649
2011-12-08

Acoustic load mitigator

#94
20110272051
2011-11-10

Damper Arrangement

#95
20110196303
2011-08-11

Flow pulsatility dampening devices

#96
20100126607
2010-05-27

Branching Device for a Pulsation Attenuation Network

#97
20100111713
2010-05-06

APPARATUSES, SYSTEMS, AND METHODS FOR IMPROVED PERFORMANCE OF A PRESSURIZED SYSTEM

#98
20100075030
2010-03-25

Liquid sending method and system

#99
20100018199
2010-01-28

Device for reducing hydraulic-fluid oscillation in a hydraulic system

#100
20090260701
2009-10-22

Pulsation attenuator for a fluidic system

#101
20090211660
2009-08-27

Controlled expansion hose

#102
20090205735
2009-08-20

Elastic hose assembly

#103
20090166125
2009-07-02

Acoustic load mitigator

#104
20090151462
2009-06-18

Pressure determination device and method for operating a pressure determination device

#105
20090084450
2009-04-02

Branching Device for a Pulsation Attenuation Network

#106
20090038684
2009-02-12

Pulsation attenuation

#107
20080047623
2008-02-28

Energy attenuation device

#108
20070295415
2007-12-27

Device for reducing hydraulic fluid oscillations in a hydraulic system

#109
20070289653
2007-12-20

Gas compressor with side branch absorber for pulsation control

#110
20070262495
2007-11-15

PRESSURIZED PLASTIC WATER TANK

#111
20070204928
2007-09-06

Energy attenuation device

#112
20070204927
2007-09-06

Flow Path Device, Refrigerating Cycle Device, Pressure Pulsation Reducing Device, and Pressure Pulsation Reducing Method

#113
20070089418
2007-04-26

Apparatus for elimination of transient pressure spikes on stiff fluid systems

#114
20060201579
2006-09-14

Device for compensating for pressure drop

#115
20060144455
2006-07-06

Fluid pressure system including free floating bladder

#116
20060130924
2006-06-22

Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining

#117
20060124186
2006-06-15

Energy attenuation apparatus for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit

#118
20060054232
2006-03-16

Device for compensating for pressure drop

#119
20050173852
2005-08-11

Damper for hydraulic systems

#120
15290202
2018-02-06

Leak-free piston style accumulator

#121
14293775
2016-12-20

Segmented strake concepts