ClassID:

153371

F16L55/055 - 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 specially adapted to prevent or minimise the effects of water hammer Valves therefor

Recent Application in this class:
#1
20250129872
2025-04-24

WATER HAMMER REDUCER

#2
20240384804
2024-11-21

Valve system and method for reducing water hammer effect

#3
20240361784
2024-10-31

Water hammer effect mitigation controlling device of solenoid valve for fluid

#4
20240353044
2024-10-24

WATER HAMMER ABSORPTION DEVICE AND MANUFACTURING METHOD OF SAME

#5
20240019067
2024-01-18

WATER HAMMER PREVENTION DEVICE FOR BOILER

#6
20230160515
2023-05-25

Variable-flow-path air valve for water hammer prevention and a design method

#7
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

#8
20220364668
2022-11-17

System and method for mitigating water hammer by looping surge pressure

#9
20220018480
2022-01-20

Controller, method of operating a water source heat pump and a water source heat pump

#10
20210293363
2021-09-23

Connector

#11
20200088336
2020-03-19

Controller, method of operating a water source heat pump and a water source heat pump

#12
20200041036
2020-02-06

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

#13
20190332128
2019-10-31

Low-pressure and low-energy self-regulating valve

#14
20190331372
2019-10-31

Multi-staged water manifold system for a water source heat pump

#15
20180246530
2018-08-30

Low-pressure and low-energy self-regulating valve

#16
20180180210
2018-06-28

Dampening valve unit

#17
20180149287
2018-05-31

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

#18
20180128411
2018-05-10

Controller, method of operating a water source heat pump and a water source heat pump

#19
20180058620
2018-03-01

Subsea flowline pressure surge relief system

#20
20170356586
2017-12-14

Accumulator assembly, pump system having accumulator assembly, and method

#21
20170350354
2017-12-07

PULSE DAMPER

#22
20170130460
2017-05-11

Drainage system and apparatus for treating runoff

#23
20170088109
2017-03-30

Damping device

#24
20160334026
2016-11-17

Non return valve for use in water line

#25
20160265707
2016-09-15

Controller, method of operating a water source heat pump and a water source heat pump

#26
20140251449
2014-09-11

Four-function anti-water hammer air valve set

#27
20130276910
2013-10-24

Feed water pipe for steam generator

#28
20130269813
2013-10-17

Valve Combined With Water Hammer Arrester

#29
20120285570
2012-11-15

PIPE JOINT CAPABLE OF ABSORBING WATER HAMMER SHOCK

#30
20120152959
2012-06-21

Hydro-pneumatic pressure vessel

#31
20120048575
2012-03-01

Device for protecting a container or a conduit from an explosion

#32
20090301567
2009-12-10

Method and apparatus for dampening pressure fluctuations in a fluid delivery system

#33
20080290306
2008-11-27

Valve device having barrier for suppressing transmission of pulsating waves

#34
20080128028
2008-06-05

Pressure activated trap primer and water hammer combination

#35
20070209707
2007-09-13

Pressure activated trap primer and water hammer combination

#36
16879965
2024-06-11

Anti-cavitation device, fluid end, and method

#37
15290202
2018-02-06

Leak-free piston style accumulator