ClassID:

152467

F16K31/1268 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like with a plurality of the diaphragms

Recent Application in this class:
#1
20240344618
2024-10-17

PNEUMATIC VALVE, AND VALVE ASSEMBLY HAVING AT LEAST ONE SUCH PNEUMATIC VALVE

#2
20240142064
2024-05-02

Pipeline energy recovery system

#3
20230294016
2023-09-21

Valve switching system for selectively interconnecting components of a bioprocess installation

#4
20230220916
2023-07-13

Flow control system and method for controlling the flow of liquid

#5
20220299129
2022-09-22

Pneumatic valve

#6
20220282656
2022-09-08

Valve device for an internal combustion engine

#7
20220128044
2022-04-28

Pipeline energy recovery system

#8
20210207734
2021-07-08

Passive sequential pump system

#9
20210138620
2021-05-13

Flow control valve assembly and complementary adjustment tool set

#10
20210025515
2021-01-28

Pneumatic amplifier

#11
20210002879
2021-01-07

Siphon activated valve

#12
20200361421
2020-11-19

Vehicle fluid distribution system, associated fluid dispenser and fluid ejection process using such a system

#13
20200103047
2020-04-02

Pneumatic valve

#14
20200025308
2020-01-23

Check valve assembly

#15
20190338862
2019-11-07

IRRIGATION VALVE

#16
20190101943
2019-04-04

Relay valve and force balancing method

#17
20190093787
2019-03-28

Water heater gas valve

#18
20190071853
2019-03-07

Flow diverter with antisiphon

#19
20180343888
2018-12-06

Pneumatically-actuated valve for a machine for the production of liquid or semi-liquid food products and machine comprising the valve

#20
20180275694
2018-09-27

System for adjusting the pressure of a gas

#21
20180187795
2018-07-05

Valve device

#22
20180163880
2018-06-14

Gravity Drain Valve

#23
20180080206
2018-03-22

Vacuum operated valve

#24
20180066421
2018-03-08

Siphon activated valve

#25
20180057248
2018-03-01

Metered dose inhalers

#26
20180038498
2018-02-08

Stacked disk check valve

#27
20180038497
2018-02-08

Stacked disk check valve

#28
20170356277
2017-12-14

Bellows valve and an injection valve

#29
20170122445
2017-05-04

Gravity drain valve

#30
20170114922
2017-04-27

Controlling fluid flow

#31
20170042735
2017-02-16

Active Drainage Systems with Dual-Input Pressure-Driven Values

#32
20170009785
2017-01-12

Multi-chamber diaphragm actuator with synchronized supply system

#33
20150354722
2015-12-10

Actuator

#34
20150345656
2015-12-03

Gas turbine engine fluid supply system having at least one airbag, and method for maintaining non-interrupted circulating turbomachine fluid flow during a non-positive G-force event

#35
20150260306
2015-09-17

Diaphragm actuators having adjustable actuation force

#36
20150096629
2015-04-09

Fire protection deluge membrane valve with multiple closing apertures

#37
20150069276
2015-03-12

Actuator

#38
20140014202
2014-01-16

Irrigation valve

#39
20130204177
2013-08-08

Active drainage systems with dual-input pressure-driven values

#40
20130105524
2013-05-02

Pneumatically actuated liquid dispensing valve and method

#41
20130015377
2013-01-17

Actuator

#42
20120248363
2012-10-04

Pilot relay

#43
20120216895
2012-08-30

FLUID FLOW CONTROL DEVICE

#44
20120216882
2012-08-30

Pilot-operated quick exhaust valve

#45
20120175001
2012-07-12

LIQUID CHEMICAL DISCHARGE VALVE AND LIQUID CHEMICAL SUPPLY SYSTEM

#46
20120160332
2012-06-28

Pilot valve, method of using, and fluid system equipped therewith

#47
20120074339
2012-03-29

REGULATING VALVE DEVICE

#48
20120001102
2012-01-05

HIGHLY CLEAN AND HOT VALVE

#49
20110297864
2011-12-08

In line flow control components and systems

#50
20110139267
2011-06-16

System and Apparatus for Controlled Siphoning

#51
20100294970
2010-11-25

Pressure management control valve assembly

#52
20100101540
2010-04-29

Gas engine regulator

#53
20100001223
2010-01-07

VALVE WITH A SPRINGY DIAPHRAGM

#54
20090308461
2009-12-17

Pilot valve, method of using, and fluid system equipped therewith

#55
20090308460
2009-12-17

Rocker type diaphragm valve

#56
20090283160
2009-11-19

FLUID FLOW CONTROL DEVICE AND CONTROL CIRCUIT

#57
20090272442
2009-11-05

Fluid flow control device

#58
20090014077
2009-01-15

One piece double membrane diaphragm valve

#59
20080110506
2008-05-15

Flow control device

#60
20070251583
2007-11-01

Fluid regulator

#61
20070056640
2007-03-15

FLOW CONTROL SYSTEM

#62
20060289816
2006-12-28

Hydraulic control valve with integrated dual actuators

#63
20060127722
2006-06-15

Regulator for fuel cell

#64
20060091339
2006-05-04

Valve actuator apparatus

#65
20060021662
2006-02-02

Polyvalve

#66
20050145278
2005-07-07

Flow control valve and flow control device

#67
20050067592
2005-03-31

Valve actuator apparatus

#68
20050017209
2005-01-27

Valve actuator apparatus