ClassID:

139371

F02D9/1015 - CPC Classification

Classification description:

Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits; Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps; Details of the flap; Special flap shapes, ribs, bores or the like Details of the edge of the flap, e.g. for lowering flow noise or improving flow sealing in closed flap position

Recent Application in this class:
#1
20240079614
2024-03-07

CONTROL FLAP ASSEMBLY FOR A GAS FLOW IN A FUEL CELL SYSTEM

#2
20220010738
2022-01-13

Exhaust-gas flap device

#3
20210254561
2021-08-19

Exhaust valve device for vehicle

#4
20210199057
2021-07-01

Valve assembly for exhaust system

#5
20210025340
2021-01-28

Externally mounted in-line exhaust gas valve

#6
20200240523
2020-07-30

Butterfly valve including a valve body, shaft, groove portion and seal ring

#7
20200025112
2020-01-23

Air intake apparatus of internal-combustion engine and air intake flow control valve

#8
20190309690
2019-10-10

Flap device for an internal combustion engine

#9
20190003401
2019-01-03

Regulating device for an internal combustion engine

#10
20180372007
2018-12-27

Methods and system for a throttle

#11
20180298831
2018-10-18

BYPASS VALVE FOR TURBOCHARGER

#12
20180266567
2018-09-20

ENERGIZED PTFE SEAL FOR BUTTERFLY VALVE

#13
20180128215
2018-05-10

Gas recirculation valve from −40° C. to 700° C

#14
20180058341
2018-03-01

Internal combustion engine with compressor, exhaust-gas recirculation arrangement and pivotable flap

#15
20180051610
2018-02-22

Alignment system for slotted snap-action valve assembly for exhaust system

#16
20180023464
2018-01-25

Exhaust-flow-rate control valve, and two-stage supercharging system provided with same

#17
20170370299
2017-12-28

Valve device in a motor vehicle

#18
20170370298
2017-12-28

Valve device in a motor vehicle

#19
20170211522
2017-07-27

Adjustable, low loss valve for providing high pressure loop exhaust gas recirculation

#20
20170204756
2017-07-20

Passive exhaust valve assembly with overlapping slip joint and method of forming and installation

#21
20170009641
2017-01-12

Air intake device and valve

#22
20160290514
2016-10-06

Double eccentric valve

#23
20160290513
2016-10-06

Double eccentric valve

#24
20150330515
2015-11-19

Air intake control valve and air intake apparatus

#25
20150330340
2015-11-19

Air intake apparatus

#26
20150267656
2015-09-24

Intake control valve and intake apparatus

#27
20150040860
2015-02-12

Butterfly bypass valve, and throttle loss recovery system incorporating same

#28
20140238330
2014-08-28

Air intake system for internal combustion engine

#29
20130168588
2013-07-04

PRESSURE RELIEF VENTING FOR A VALVE DISK SEAL

#30
20130153803
2013-06-20

Fluid valve

#31
20130037737
2013-02-14

Disc assembly for a valve and method of making the same

#32
20120248353
2012-10-04

Valve apparatus

#33
20110308640
2011-12-22

Fluid control valve

#34
20110174279
2011-07-21

Intake manifold

#35
20110116910
2011-05-19

Butterfly valve for turbocharger systems

#36
20110095221
2011-04-28

EXHAUST BRAKE VALVE ASSEMBLY

#37
20100263743
2010-10-21

Snap action valve with bumper pad

#38
20100192893
2010-08-05

Bearing device

#39
20100192559
2010-08-05

Passive valve assembly with negative start angle

#40
20100012070
2010-01-21

Intake manifold

#41
20090095253
2009-04-16

Device for generating a vacuum in a motor vehicle

#42
20090050106
2009-02-26

Butterfly-type throttle valve

#43
20090020099
2009-01-22

Butterfly valve type throttle valve of internal combustion engine

#44
20090013957
2009-01-15

Intake port structure of internal combustion engine

#45
20080303178
2008-12-11

Carburettor

#46
20080295793
2008-12-04

Engine intake control system

#47
20080168965
2008-07-17

Butterfly valve device

#48
20080072873
2008-03-27

Throttle body assembly for an internal combustion engine

#49
20070246009
2007-10-25

Air-intake device for internal combustion engine

#50
20070240676
2007-10-18

Throttle control apparatus and method for throttle control

#51
20070200080
2007-08-30

Switching valve and respective manufacturing method

#52
20070181097
2007-08-09

Vortex generator with sub-aperture and method of manufacturing the same

#53
20070102661
2007-05-10

Butterfly valve with flow straightening

#54
20070084437
2007-04-19

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

#55
20060138697
2006-06-29

Method for producing a throttle valve unit in a two-component injection molding process

#56
20060060175
2006-03-23

Intake-negative-pressure-increasing apparatus for engine

#57
20060027778
2006-02-09

Pressure pulse communication in an engine intake manifold

#58
20060027209
2006-02-09

Throttle valve

#59
20050145816
2005-07-07

Method for closing off a throttle valve assembly

#60
20050145815
2005-07-07

Method for sealing a throttle valve housing

#61
20050129550
2005-06-16

Flap valve having dual piston sealing rings

#62
20050022780
2005-02-03

Air amount control valve having valve body for controlling air passage

#63
20050016602
2005-01-27

Valve device and multiport regulating assembly comprising a plurality of such devices

#64
20050011490
2005-01-20

Pressure pulse communication in an engine intake manifold

#65
17114847
2021-10-19

Engine throttle body hydrocarbon emissions reduction system