ClassID:

152612

F16K47/023 - CPC Classification

Classification description:

Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement

Recent Application in this class:
#1
20260055824
2026-02-26

EXPANDING SYSTEMS FOR BREAK CHECK WATER DAMPENING

#2
20250163689
2025-05-22

TUB FAUCET HAVING A CONTROL VALVE WITH REDUCED BACKPRESSURE

#3
20240384804
2024-11-21

Valve system and method for reducing water hammer effect

#4
20240143001
2024-05-02

SPOOL VALVE

#5
20240125631
2024-04-18

Automated Measuring System for Meter Test Bench

#6
20240060575
2024-02-22

FLOW REGULATOR

#7
20240052937
2024-02-15

Check valve for cryogenic fluid

#8
20240019047
2024-01-18

Shower system

#9
20230228346
2023-07-20

Sensor-operated kitchen faucet

#10
20230151897
2023-05-18

Fuel nozzle with reduced flow tolerance

#11
20230058350
2023-02-23

Hydraulic pilot valve

#12
20230041505
2023-02-09

Regulator valve assembly and components thereof

#13
20220412499
2022-12-29

Check valve assembly

#14
20220390037
2022-12-08

Low water hammer break check valve

#15
20220275878
2022-09-01

Linear electric actuator

#16
20220235881
2022-07-28

Shower system

#17
20220178456
2022-06-09

Relief valve

#18
20220099081
2022-03-31

Seat valve

#19
20210404567
2021-12-30

Break check valve for hydrant

#20
20210381623
2021-12-09

Valve silencing choke

#21
20210324959
2021-10-21

Pressure actuated valve with shock absorber

#22
20210324933
2021-10-21

Valve assembly

#23
20210310583
2021-10-07

Soft shift SPM valve

#24
20210087968
2021-03-25

Wastegate assembly

#25
20210002875
2021-01-07

Tub faucet having a control valve with reduced backpressure

#26
20200386589
2020-12-10

Automated measuring system for meter test bench

#27
20200378508
2020-12-03

Break check valve for hydrant

#28
20200370678
2020-11-26

CHECK VALVE STOP WITH POWDER DAMPER AND METHOD OF MAKING

#29
20200355275
2020-11-12

Gate valve

#30
20200318753
2020-10-08

Electromagnetic actuator

#31
20200318329
2020-10-08

Sanitary insertion unit

#32
20200309279
2020-10-01

Manifold assembly for electromagnetic valve and electromagnetic valve cluster using same

#33
20200300383
2020-09-24

Fluid control valve

#34
20200292087
2020-09-17

Water Hammer Prevention Valve and Method

#35
20200158259
2020-05-21

FLOW CONTROL ASSEMBLY FOR SUBSEA APPLICATIONS

#36
20200158258
2020-05-21

OPENING AND CLOSING VALVE

#37
20200116275
2020-04-16

Valve lever apparatus for use with fluid valves

#38
20200049277
2020-02-13

Cushioned relief valve

#39
20200048877
2020-02-13

Shower system

#40
20200003332
2020-01-02

Method of controlling a three-position slide valve

#41
20190323621
2019-10-24

Solenoid valve for irrigation systems

#42
20190283727
2019-09-19

Brake device for vehicle

#43
20190277011
2019-09-12

Tub faucet having a control valve with reduced backpressure

#44
20190264829
2019-08-29

Slow-shift SPM valve

#45
20190249781
2019-08-15

Water hammer prevention valve and method

#46
20190249742
2019-08-15

Damping Valve For A Vibration Damper

#47
20190178400
2019-06-13

Check valves

#48
20190145545
2019-05-16

Flow control assembly for subsea applications

#49
20190143789
2019-05-16

Refrigerant hammer arrestor and refrigerant loop incorporating that refrigerant hammer arrestor

#50
20190107226
2019-04-11

DAMPENED VALVE ASSEMBLY

#51
20190040962
2019-02-07

Regulator valve assembly and components thereof

#52
20190017618
2019-01-17

Electromechanical-linkage hydraulic control gate valve actuator

#53
20180372233
2018-12-27

Check valves

#54
20180371728
2018-12-27

Tub faucet having a control valve with reduced backpressure

#55
20180356002
2018-12-13

Rod-mounted buffer to cushion check valve closure

#56
20180356001
2018-12-13

Flapper-mounted buffer to cushion check valve closure

#57
20180231140
2018-08-16

Valve

#58
20180180197
2018-06-28

Valve shutter and valve including said shutter

#59
20180156354
2018-06-07

Valve device

#60
20180156353
2018-06-07

Solenoid valve

#61
20180149287
2018-05-31

Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline

#62
20180142808
2018-05-24

WATER PIPING SYSTEM WITH SLAM MITIGATION FUNCTION OF CHECK VALVE, AND CONTROL METHOD THEREFOR

#63
20180135767
2018-05-17

Check valve

#64
20180031141
2018-02-01

Switch valve unit, fluid switch and kit of fluid switches

#65
20180010706
2018-01-11

Pressure regulator

#66
20170356561
2017-12-14

Check valves

#67
20170356555
2017-12-14

Check valve

#68
20170342691
2017-11-30

Automatic faucet

#69
20170328485
2017-11-16

Check valve for preventing slam and water hammer

#70
20170292631
2017-10-12

WASTE GATE VALVE

#71
20170268696
2017-09-21

Check valves

#72
20170248246
2017-08-31

A VALVE WITH A SHAPE MEMORY ALLOY BASED ACTUATOR

#73
20170184217
2017-06-29

PRESSURE RELIEF DEVICE

#74
20170175929
2017-06-22

Anti-chattering valve cone and methods for using same

#75
20170167633
2017-06-15

Solenoid valve

#76
20170130855
2017-05-11

Pressure Assisted Two-Position Three-Way Poppet Valve

#77
20170074421
2017-03-16

Parallel cylinder type check valve

#78
20170059048
2017-03-02

Rotatable Pressure Relief Valve Assembly

#79
20170058633
2017-03-02

Valve system having a soft landing plug

#80
20160281874
2016-09-29

Safety valve

#81
20160201305
2016-07-14

AUTO-DIVERTER VALVE WITHOUT LEAKAGE

#82
20160201303
2016-07-14

Tub faucet having a control valve without hammering

#83
20160186873
2016-06-30

Ball check valve apparatus

#84
20160153578
2016-06-02

Slow-shift SPM valve

#85
20160123484
2016-05-05

Check valve

#86
20160123477
2016-05-05

Noise reducing diffuser trim

#87
20160102780
2016-04-14

Cushioned check valve

#88
20160102771
2016-04-14

Valve device

#89
20160053904
2016-02-25

Tilting disc check valve

#90
20160033054
2016-02-04

Flare tip valve dampening

#91
20160033053
2016-02-04

Valve device and method

#92
20150276088
2015-10-01

PRESSURE REGULATING VALVE AND METHOD OF ADJUSTING DAMPING OF THE SAME

#93
20150267841
2015-09-24

Water hammer prevention valve and method

#94
20150247545
2015-09-03

Valve assembly

#95
20150040998
2015-02-12

Tunable check valve

#96
20150013806
2015-01-15

Water supply valve

#97
20140264109
2014-09-18

Reduced noise valve mechanism

#98
20140217314
2014-08-07

Self-closing water-saving valve assembly

#99
20140209826
2014-07-31

Proportional solenoid control valve

#100
20130312849
2013-11-28

Pressure control valve with pressure cycling control

#101
20130306891
2013-11-21

MAGNET VALVE, AND DRIVER ASSISTANCE DEVICE COMPRISING SUCH A MAGNET VALVE

#102
20130019964
2013-01-24

Control and supply unit

#103
20130019745
2013-01-24

Poppet valve with an impact damper and method for reducing impact wear in hyper compressors

#104
20130009086
2013-01-10

Eccentric diaphragm valve

#105
20120068097
2012-03-22

Method for operating a valve

#106
20120057964
2012-03-08

Impeller type water-hammer proof and silent check valve

#107
20120043486
2012-02-23

Double solenoid valve

#108
20120037826
2012-02-16

Water supply valve

#109
20120031514
2012-02-09

Automatic water distributor

#110
20110259433
2011-10-27

Electric motor actuated stop and self-closing check valve

#111
20110240900
2011-10-06

Rod activated valve for saving water with tamper-resistant security feature

#112
20110146811
2011-06-23

Air release valve

#113
20100229985
2010-09-16

Cartridge including an anti-ram device

#114
20100224258
2010-09-09

Check valve with modulation and/or anti-oscillation feature

#115
20090267013
2009-10-29

Rod activated valve for saving water

#116
20090143919
2009-06-04

Suppression of vibrations

#117
20080245245
2008-10-09

Spray dampening valve with a seal assembly having at least a deformable end surface for use in an offset printing process

#118
20080061261
2008-03-13

Slow closing actuator and valve

#119
20080061257
2008-03-13

Electric motor actuated stop and self-closing check valve

#120
20080035877
2008-02-14

Method for closing fluid passage, and water hammerless valve device and water hammerless closing device used in the method

#121
20080029722
2008-02-07

Diaphragm valve for irrigation systems

#122
20080023072
2008-01-31

Wet barrel fire hydrant flow preventer

#123
20080009236
2008-01-10

Method and device for an actuator motor including a fan brake device

#124
20070209709
2007-09-13

Valve device and liquid ejection device

#125
20070158603
2007-07-12

Pulse valve

#126
20070089786
2007-04-26

Wet barrel fire hydrant flow preventer

#127
20070068577
2007-03-29

Method for closing fluid passage, and water hammerless valve device and water hammerless closing device used in the method

#128
20070017579
2007-01-25

Reset relief valve

#129
20070007474
2007-01-11

Pilot-type two-port valve

#130
20060249208
2006-11-09

Balanced valve

#131
20060021658
2006-02-02

Automatic flow rate control valve

#132
20050269535
2005-12-08

Electric motor actuated stop and self-closing check valve

#133
20050241697
2005-11-03

Method for closing fluid passage, and water hammerless valve device and water hammerless closing device used in the method

#134
20050205819
2005-09-22

Valve for reducing water hammer

#135
20050062000
2005-03-24

Electric motor actuated stop and self-closing check valve

#136
20050034765
2005-02-17

Fuel pressure regulator having offset head and orifice axes

#137
20050012059
2005-01-20

Flow control valve that may be used for mold temperature control systems

#138
17971372
2025-02-04

Tub faucet having a control valve with reduced backpressure

#139
17861636
2023-08-15

Water arrestor valve assembly