ClassID:

151963

F16K1/22 - 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

Sub-classes:
Recent Application in this class:
#1
20260049663
2026-02-19

ANTI-STATIC SPIRAL SPRING FOR VALVE

#2
20250290567
2025-09-18

INTEGRAL SEAT FOR VALVE

#3
20250271074
2025-08-28

BUTTERFLY VALVE CONTROL METHOD AND DEVICE

#4
20250230874
2025-07-17

COUPLING ASSEMBLIES FOR ROTARY VALVES AND RELATED VALVE TRIMS

#5
20250075663
2025-03-06

Self-actuated bleed valves for gas turbine engines

#6
20240392891
2024-11-28

Valve Position Monitor, And Systems And Methods Of Using Same

#7
20240318729
2024-09-26

VALVE SEAT RETENTION

#8
20240068607
2024-02-29

Valve and Coupling

#9
20230194012
2023-06-22

MODULAR BLAST GATE FOR A DUST COLLECTION SYSTEM AND SYSTEM INCORPORATING SAME

#10
20230126924
2023-04-27

Valve insertion tool

#11
20230041200
2023-02-09

Insert valve and method of insertion into pressurized pipelines

#12
20220356951
2022-11-10

Ball control valves having three-dimensional tortuous path flowpaths

#13
20220349429
2022-11-03

Smart Valve with Integrated Electronics

#14
20220341507
2022-10-27

Heat tracing systems for fluid valves and related methods

#15
20220307608
2022-09-29

High-performance butterfly valve

#16
20220260178
2022-08-18

Airflow balancing valve with actuator

#17
20220228533
2022-07-21

Coupling arrangement

#18
20220228524
2022-07-21

Wastegate with reduced leakage current

#19
20220154849
2022-05-19

Valve trim

#20
20220147068
2022-05-12

Airflow balancing valve for HVAC systems

#21
20220099192
2022-03-31

Butterfly valve

#22
20210381636
2021-12-09

Fluid control device

#23
20210301738
2021-09-30

Throttle device

#24
20210298286
2021-09-30

Electronically controlled valve system for distributing particulate material

#25
20210278004
2021-09-09

Reduced Profile Valve Body

#26
20210270493
2021-09-02

Method for producing a ductwork damper, ductwork damper, and ductwork damper unit incorporating same

#27
20210205647
2021-07-08

Modular valve assembly

#28
20210189900
2021-06-24

Valve assembly for an active clearance control system

#29
20210180546
2021-06-17

Exhaust valve for a motor vehicle

#30
20210172531
2021-06-10

Butterfly valve

#31
20210146179
2021-05-20

Modular valve assembly

#32
20210088370
2021-03-25

VALVE WITH TRANSDUCER AND FLUID OR MILK MEASURING

#33
20210082672
2021-03-18

Method and apparatus for deposition cleaning in a pumping line

#34
20210071774
2021-03-11

Pre-insulated valves for fluid system

#35
20210054945
2021-02-25

Pipe alignment mechanism of butterfly valve

#36
20210025498
2021-01-28

Valve body insert apparatus and related methods

#37
20200362987
2020-11-19

Valve position monitor, and systems and methods of using same

#38
20200362985
2020-11-19

Valve fitting

#39
20200164239
2020-05-28

Modular valve assembly

#40
20200158245
2020-05-21

Valve with removable seat

#41
20200116170
2020-04-16

Smart valve with integrated electronics

#42
20200075298
2020-03-05

Method and apparatus for deposition cleaning in a pumping line

#43
20200072367
2020-03-05

Auto range control for active illumination depth camera

#44
20200049079
2020-02-13

Variable exhaust valve assembly for vehicle

#45
20190390802
2019-12-26

Valve and coupling

#46
20190331229
2019-10-31

Rotary valve with control element

#47
20190316708
2019-10-17

Control butterfly valve

#48
20190316707
2019-10-17

Device and method for conditioning flow through a valve assembly

#49
20190307083
2019-10-10

Irrigation system

#50
20190277408
2019-09-12

Butterfly valve

#51
20190271410
2019-09-05

Actively cooled vacuum isolation valve

#52
20190257430
2019-08-22

Eccentric valve

#53
20190203673
2019-07-04

Exhaust gas recirculation valve

#54
20190195146
2019-06-27

Valve device

#55
20190128426
2019-05-02

Pressure activated valve seat

#56
20190107034
2019-04-11

Valve body, electronic control throttle body, motor-driven throttle body, and valve device

#57
20190056032
2019-02-21

Eccentric valve

#58
20190032598
2019-01-31

Valve device and exhaust heat recovery system

#59
20180292014
2018-10-11

Valve With Removable Seat

#60
20180266585
2018-09-20

Fluidizing butterfly valve, and system

#61
20180238356
2018-08-23

Electro-hydraulic actuator

#62
20180178974
2018-06-28

Automatic unloading system for tank trailer or other bulk materials

#63
20180172005
2018-06-21

Electronically-controlled compressed air system

#64
20180163898
2018-06-14

Single-piece valve closure members having integral flow paths formed via additive manufacturing

#65
20180140881
2018-05-24

Modular valve assembly

#66
20180134364
2018-05-17

Exhaust assembly for aerostat, and aerostat

#67
20180119621
2018-05-03

Exhaust gas flap

#68
20180058399
2018-03-01

Intake device

#69
20180043197
2018-02-15

Modular valve assembly

#70
20180031137
2018-02-01

Auto range control for active illumination depth camera

#71
20180010693
2018-01-11

Coupling device for the rotary coupling of a pivot shaft of a flap diaphragm of an exhaust gas flap with a drive element

#72
20170370514
2017-12-28

Flow-undisrupted process

#73
20170370491
2017-12-28

Butterfly valve formed of a laminated material

#74
20170356557
2017-12-14

Vacuum breaker valve assembly

#75
20170343113
2017-11-30

THRUST PLATE FOR BUTTERFLY VALVE

#76
20170342914
2017-11-30

Valve device

#77
20170328476
2017-11-16

Butterfly valve, sterile powder conveying device composed of multiple butterfly valves and its method of use

#78
20170321612
2017-11-09

Valve device

#79
20170314697
2017-11-02

Shrouded valve assembly

#80
20170314696
2017-11-02

Shrouded valve assembly

#81
20170292856
2017-10-12

Position detecting device

#82
20170292633
2017-10-12

ACTIVELY COOLED VACUUM ISOLATION VALVE

#83
20170284559
2017-10-05

Unload tee

#84
20170244117
2017-08-24

Air shut-off valve apparatus for fuel cell system

#85
20170211722
2017-07-27

Fluid control valve

#86
20170200591
2017-07-13

Method and apparatus for deposition cleaning in a pumping line

#87
20170198396
2017-07-13

Method and apparatus for valve deposition cleaning and prevention by plasma discharge

#88
20170191756
2017-07-06

Apparatus for drying rooms

#89
20170175909
2017-06-22

Methods and appratus for independently controlling seating forces in rotary valves

#90
20170174425
2017-06-22

FOLDAWAY BRACKET FLEXIBLE LIQUID STORAGE TANK

#91
20170152794
2017-06-01

Waste gate assembly

#92
20170146171
2017-05-25

Coupling seal having ramp surfaces

#93
20170146145
2017-05-25

Valve and valve coupling with reverse tapered shafts

#94
20170146143
2017-05-25

Valve coupling having centering support projections

#95
20170138274
2017-05-18

Electric exhaust gas valve device

#96
20170114917
2017-04-27

Housing for a shut-off valve

#97
20170102075
2017-04-13

Valve body insert apparatus and related methods

#98
20170089270
2017-03-30

Element of an exhaust line comprising valve with added stoppers

#99
20170082227
2017-03-23

Valve and coupling

#100
20170067398
2017-03-09

Air intake device and air intake control valve

#101
20170045146
2017-02-16

DISK VALVES TO PROVIDE AN EQUAL PERCENTAGE FLUID FLOW CHARACTERISTIC

#102
20170030477
2017-02-02

PASSIVE SERVO FILTER FOR PNEUMATIC VALVE WITH TRANSVERSE ACTUATOR

#103
20170016404
2017-01-19

Flap device for an internal combustion engine

#104
20160348800
2016-12-01

Lining for mechanical joints

#105
20160312901
2016-10-27

Bearing for rotary control valve

#106
20160298902
2016-10-13

Vacuum Pipeline System

#107
20160298780
2016-10-13

Furnace braze deposition of hardface coating on wear surface

#108
20160238145
2016-08-18

SHUTOFF VALVE IN BACKFLOW PREVENTION DEVICE WITH VISUAL INDICATOR

#109
20160237918
2016-08-18

Electronic throttle valve

#110
20160223375
2016-08-04

System for gas distribution and mass flow measurement

#111
20160222863
2016-08-04

Passive exhaust valve assembly and forming method

#112
20160215889
2016-07-28

Butterfly valve with modified scotch yoke connection

#113
20160208928
2016-07-21

VIBRATION TOLERANT BUTTERFLY VALVE

#114
20160208702
2016-07-21

PNEUMATIC ACTUATOR LOW FLOW SERVO VALVE

#115
20160186876
2016-06-30

Valve assembly

#116
20160178068
2016-06-23

Multi-blade dosing valve

#117
20160178067
2016-06-23

VALVE BODY AND SEAT WITH TONGUE AND GROOVE CONNECTION

#118
20160131262
2016-05-12

Connector link for butterfly valve

#119
20160130972
2016-05-12

Bleed valve

#120
20160123473
2016-05-05

Butterfly valve having integral gaskets for its inlet and outlet seats

#121
20160084395
2016-03-24

Valve including multilayer wear plate

#122
20160074682
2016-03-17

Butterfly Type Exhalation Valve

#123
20160032794
2016-02-04

Flap Valve Device

#124
20150369391
2015-12-24

Retractable handle assembly, valve using the same and intermediate bulk container

#125
20150323080
2015-11-12

Engine control valve with improved sealing

#126
20150315985
2015-11-05

Flapper assembly for a throttle valve

#127
20150184766
2015-07-02

Composite structure of rotary valve

#128
20150147955
2015-05-28

Adjustable regulator and lock device for ductwork damper

#129
20150129047
2015-05-14

Powder and deposition control in throttle valves

#130
20150115190
2015-04-30

WEAR-RESISTANT VALVE ASSEMBLY

#131
20150107707
2015-04-23

Mixing valve of an internal combustion engine

#132
20150088321
2015-03-26

Self-Learning Closed-Loop Control Valve System

#133
20150013789
2015-01-15

FLUID CIRCULATION VALVE

#134
20150000751
2015-01-01

Density based mechanical valve control system

#135
20140374638
2014-12-25

Shut-off device for pipelines

#136
20140332707
2014-11-13

Valve with removable seat

#137
20140319398
2014-10-30

Valve including multilayer wear plate

#138
20140305523
2014-10-16

Intake pipe for gas of an internal combustion engine with a flap unit

#139
20140264124
2014-09-18

FLOW CONTROLLER

#140
20140246617
2014-09-04

Valve device and method for transferring a transfer medium

#141
20140231689
2014-08-21

Valve assembly intended for use together with a pallet container and a liner

#142
20140231688
2014-08-21

Valve assembly

#143
20140191147
2014-07-10

Aeration butterfly valve

#144
20140183315
2014-07-03

Magnet holder for use in a throttle position sensor, a magnet holder for use in an angular position sensor, and methods for manufacturing them

#145
20140053924
2014-02-27

VALVE CONTROL FOR FLUID SYSTEM

#146
20130259415
2013-10-03

Rolling bearing with seal

#147
20130240059
2013-09-19

Variable resistance device

#148
20130228713
2013-09-05

Butterfly valve disc to attain accelerated flow

#149
20130161551
2013-06-27

Flow control valve for an internal combustion engine

#150
20130160863
2013-06-27

Valve assembly

#151
20130153804
2013-06-20

Fluid circulation valve with improved seal

#152
20130153803
2013-06-20

Fluid valve

#153
20130105719
2013-05-02

Valve with a metal gasket

#154
20130068974
2013-03-21

Rotary position sensor with buffer

#155
20130019966
2013-01-24

Dual plate check valve

#156
20120280161
2012-11-08

Valve flap device

#157
20120181469
2012-07-19

Thrust plate for butterfly valve

#158
20120115407
2012-05-10

Furnace braze deposition of hardface coating on wear surface

#159
20120103453
2012-05-03

Pipe of circular overall cross section, fitted with an airflow rate regulating device

#160
20120060940
2012-03-15

Pre-fab pipe traverse plate assy

#161
20120043489
2012-02-23

Apparatus to bias valve closure members

#162
20110100469
2011-05-05

FLOW CONTROL VALVE

#163
20110100001
2011-05-05

Exhaust Gas Recirculation Butterfly Valve

#164
20110094484
2011-04-28

Multi-port valve

#165
20110061750
2011-03-17

CHECK VALVE COUNTERBALANCED BY FLOW TO CONTROL OPENING AND CLOSING SPEED

#166
20100288374
2010-11-18

Split valve

#167
20100243937
2010-09-30

Valve having a sleeve to prevent contamination and condensation

#168
20100236650
2010-09-23

BUTTERFLY VALVE COMBINED WITH CHECK VALVE

#169
20100219363
2010-09-02

LOW FORCE ANTI STICKING THROTTLE VALVE

#170
20100065763
2010-03-18

Method of manufacturing valve, and valve produced by the method

#171
20090184276
2009-07-23

Apparatus to bias valve closure members

#172
20090014675
2009-01-15

Resilient seated butterfly valve with interchangeable off-center and on-center discs

#173
20080315143
2008-12-25

BUTTERFLY VALVES

#174
20080296804
2008-12-04

SHAFT PROVIDED WITH A MAGNET FOR AN AIR FLOW RATE ADJUSTMENT VALVE IN AN INTERNAL COMBUSTION ENGINE

#175
20080142751
2008-06-19

Minimal-compression butterfly valve

#176
20080111091
2008-05-15

Exhaust throttling valve using a general purpose actuator

#177
20080053537
2008-03-06

Check valve assembly including position indicator and method of operation

#178
20080050625
2008-02-28

Fuel Cell Valve With Hydrophobically Enhanced Surface

#179
20080017816
2008-01-24

Thermal isolator for actuator and valve assembly

#180
20070193573
2007-08-23

Vacuum system of semiconductor device manufacturing equipment

#181
20070063163
2007-03-22

Butterfly valve assembly with improved flow characteristics

#182
20070051406
2007-03-08

Shrouded valve apparatus and related methods

#183
20060237136
2006-10-26

O-ringless tandem throttle valve for a plasma reactor chamber

#184
20060214128
2006-09-28

Butterfly outflow valve

#185
20060202148
2006-09-14

Method and apparatus for assembling a vane-type valve

#186
20060163516
2006-07-27

Butterfly valve for controlling a gas pressure

#187
20060157663
2006-07-20

Throttle body and method of assembly

#188
20060096283
2006-05-11

Exhaust gas throttle means

#189
20060059903
2006-03-23

Exhaust flap means

#190
20060053789
2006-03-16

Exhaust gas regulating element for supercharger systems of internal combustion engines

#191
20050263131
2005-12-01

Intake air control device having strain absorbing structure

#192
20050242317
2005-11-03

Isolation damper and method of forming airtight seal

#193
20050183696
2005-08-25

Throttle valve opening and closing device

#194
20050178355
2005-08-18

Throttle valve opening and closing device

#195
20050166893
2005-08-04

Throttle valve opening and closing device

#196
20050150550
2005-07-14

Valve assembly and method for hot tapping a line

#197
20050145816
2005-07-07

Method for closing off a throttle valve assembly

#198
20050139800
2005-06-30

Butterfly valve unit

#199
20050121640
2005-06-09

Flow control device for fluids

#200
20050072952
2005-04-07

Control device for the throughput in a conduit portion or similar

#201
20050062008
2005-03-24

Throttle apparatus having axial displacement restricting structure

#202
18238755
2024-10-29

Aircraft heat exchanger bypass flow control with electric motor

#203
15400806
2017-10-24

Rotary magnetic coupling actuated valve with external magnets and internal magnetic flux path

#204
15216395
2017-09-05

Encased direct buried valve

#205
15009028
2017-04-04

Valve assembly