ClassID:

151966

F16K1/223 - CPC Classification

Classification description:

Lift valves or globe valves , i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members

Recent Application in this class:
#1
20260022579
2026-01-22

BUTTERFLY FAN INLET AND CHAMBER EXHAUST VALVE CONTROLLERS FOR WAVE MAKING SYSTEM

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20250389333
2025-12-25

VALVE

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20250155049
2025-05-15

CRANK FOR MODULAR AIR VALVE SYSTEM

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20250155027
2025-05-15

MODULAR AIR VALVE SYSTEM

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20240280177
2024-08-22

VALVE ASSEMBLY AND METHOD

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20240240477
2024-07-18

Butterfly fan inlet and chamber exhaust valve controllers for wave making systems

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20240229489
2024-07-11

BUTTERFLY FAN INLET AND CHAMBER EXHAUST VALVE CONTROLLERS FOR WAVE MAKING SYSTEM

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20240133198
2024-04-25

BUTTERFLY FAN INLET AND CHAMBER EXHAUST VALVE CONTROLLERS FOR WAVE MAKING SYSTEM

#9
20230392703
2023-12-07

IMPROVEMENTS RELATING TO VALVES

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20230332690
2023-10-19

SEGMENT ISOLATING VALVE FOR PNEUMATIC TRANSPORT SYSTEM

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20230265801
2023-08-24

Throttle device

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20230175593
2023-06-08

Valve assembly and method

#13
20220325801
2022-10-13

CONTROL VALVE, SUBSTRATE PROCESSING APPARATUS, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND RECORDING MEDIUM

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20220049772
2022-02-17

Valve assembly and method

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20210310563
2021-10-07

Rotary control valve having minimized internal fluid leak rate when closed

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20210214089
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20210189900
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Valve assembly for an active clearance control system

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20200332494
2020-10-22

Hydro excavation remote dig system

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20200240674
2020-07-30

GASKET FOR DAMPER ASSEMBLY

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20200166146
2020-05-28

Check valves

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20200116087
2020-04-16

VALVE MECHANISM AND ENGINE GAS-EXHAUSTION DEVICE PROVIDED WITH VALVE MECHANISM

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20200080499
2020-03-12

Offset parallel valves with linkage system

#23
20200056552
2020-02-20

Dual valve system with mechanical linkage

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20190293199
2019-09-26

Low particle protected flapper valve

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20190255535
2019-08-22

Integrated magnetic particle separating valve and method

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20190162583
2019-05-30

Electromechanical actuator for a bulk-goods shut-off element

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20190145528
2019-05-16

Pressure control valve and apparatus and method for processing a substrate including the same

#28
20190128224
2019-05-02

Airflow control valve structure and intake device

#29
20190127158
2019-05-02

FLOATING SPLIT BUTTERFLY VALVE

#30
20180335148
2018-11-22

Arranging butterfly valves for positive sealing of a valve assembly

#31
20180335147
2018-11-22

Arranging butterfly valves for positive sealing of a valve assembly

#32
20180283207
2018-10-04

Gas turbine engine

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20180209396
2018-07-26

Shutter valve and device for generating energy from sea waves comprising such valves

#34
20180126612
2018-05-10

Intake device and manufacturing method of valve body

#35
20170328486
2017-11-16

Valve for inflatable apparatuses

#36
20170268466
2017-09-21

Exhaust gas recirculation valve device for vehicle

#37
20170176044
2017-06-22

Dual shaft alternating drive actuator

#38
20170114711
2017-04-27

Opening/closing valve structure

#39
20170114657
2017-04-27

BLEED VALVE ARRANGEMENT

#40
20170074407
2017-03-16

Valve unit including a mechanical coupler

#41
20160298772
2016-10-13

Valve seat

#42
20160178068
2016-06-23

Multi-blade dosing valve

#43
20160161020
2016-06-09

VALVE, IN PARTICULAR AN ENGINE CONTROL VALVE, EQUIPPED WITH A METERING GATE AND A DIVERTER GATE

#44
20160076656
2016-03-17

Emergency shutdown valves with bypass features

#45
20150337971
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Fuel cell compound valve for vehicle

#46
20150330336
2015-11-19

Valve with two flaps placed serially and actuated by a common motor

#47
20150041013
2015-02-12

Intake device and intake control valve

#48
20140345698
2014-11-27

Multi-vane throttle valve

#49
20140246617
2014-09-04

Valve device and method for transferring a transfer medium

#50
20140182688
2014-07-03

Compressor throttling valve assembly

#51
20140134936
2014-05-15

Lightweight cabin pressure thrust recovery outflow valve

#52
20130210330
2013-08-15

Valve for controlling the internal pressure in a cabin of an aircraft

#53
20130192415
2013-08-01

Operational rod coupling arrangement and connecting member

#54
20130081729
2013-04-04

Damper assembly

#55
20130019951
2013-01-24

Multi-vane throttle valve

#56
20120255297
2012-10-11

Turbine for an exhaust turbocharger, exhaust turbocharger, motor vehicle and method for operating an exhaust turbocharger

#57
20120145134
2012-06-14

EXHAUST GAS RECIRCULATION SYSTEM

#58
20120112108
2012-05-10

Split valve

#59
20120056118
2012-03-08

Valve opening and closing mechanism

#60
20120042955
2012-02-23

Dual butterfly control valve and method of use

#61
20110265466
2011-11-03

EXHAUST THROTTLE VALVE FOR INTERNAL COMBUSTION ENGINE

#62
20110259550
2011-10-27

WIND-PRESSURE SHUTTER AND COOLING FAN SYSTEM

#63
20110209767
2011-09-01

Compressor throttling valve assembly

#64
20110165828
2011-07-07

Lightweight cabin pressure thrust recovery outflow valve

#65
20110012043
2011-01-20

Self actuating rotary dust valve

#66
20100291852
2010-11-18

Outflow valve for an aircraft

#67
20100148106
2010-06-17

VALVE ASSEMBLY

#68
20100096577
2010-04-22

Compressor throttling valve assembly

#69
20100019184
2010-01-28

VALVE SEAL WITH INTEGRAL FLEXURE JOINTS

#70
20100006051
2010-01-14

Valve shaft support structure for variable intake manifold

#71
20090294717
2009-12-03

Compressor throttling valve assembly

#72
20090212448
2009-08-27

Fuel supply assembly

#73
20090001308
2009-01-01

Valve to shaft assembly

#74
20080128038
2008-06-05

Method of making a flapper valve assembly

#75
20080001397
2008-01-03

Coupling and decoupling assembly of pipe having double valve

#76
20070193632
2007-08-23

Artificial heart valve and rotary pressure porting mechanisms

#77
20070131284
2007-06-14

Montgomery soft stroke one way valve

#78
20070084437
2007-04-19

Valve regulating device and intake manifold comprising at least one such device

#79
20070063164
2007-03-22

Valve open and close apparatus

#80
20070051913
2007-03-08

Fluid control apparatus and manufacturing method thereof

#81
20070051339
2007-03-08

Manufacturing method for plural valve assembly

#82
20070044849
2007-03-01

Intake device

#83
20070034257
2007-02-15

Compressor throttling valve assembly

#84
20060278268
2006-12-14

Flapper valve with mold-in-place bearings

#85
20060237680
2006-10-26

Butterfly valve with integral split flapper relief valve

#86
20060237136
2006-10-26

O-ringless tandem throttle valve for a plasma reactor chamber

#87
20060086392
2006-04-27

Butterfly valve apparatus and manufacturing method of the same

#88
20050150559
2005-07-14

Apparatus and method for controlling exhaust pressure in semiconductor manufacturing