ClassID:

136927

F01D17/148 - CPC Classification

Classification description:

Regulating or controlling by varying flow; Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of rotatable members, e.g. butterfly valves

Recent Application in this class:
#1
20250020217
2025-01-16

FLUID CONTROL VALVE

#2
20250003403
2025-01-02

Flapper valve with common rotational direction

#3
20240084713
2024-03-14

System for controlling discharge doors of a turbomachine

#4
20210189900
2021-06-24

Valve assembly for an active clearance control system

#5
20200386332
2020-12-10

Rotary plate valve systems

#6
20190330995
2019-10-31

TURBOCHARGER WITH TWIN-SCROLL TURBINE HOUSING, AND CROSS-SCROLL COMMUNICATION CONTROL VALVE OPERABLE TO SELECTIVELY ALLOW OR PREVENT CROSS-TALK BETWEEN SCROLLS

#7
20190330993
2019-10-31

Gas turbine engine vane end devices

#8
20190264824
2019-08-29

Rotary plate valve systems

#9
20190211770
2019-07-11

Control of combustion engine shut down

#10
20190078440
2019-03-14

Vane for variable area turbine

#11
20180355748
2018-12-13

Turbomachine including a cooling and turbine clearance control system having an air supply scoop

#12
20180355739
2018-12-13

Flow modulating airfoil apparatus

#13
20180291761
2018-10-11

ENERGY GENERATING SYSTEM AND METHOD

#14
20180209329
2018-07-26

Turbine for an exhaust turbocharger

#15
20180209294
2018-07-26

Aircraft comprising a turbine engine incorporated into the rear fuselage with variable supply

#16
20180195465
2018-07-12

Bleed flow duct for a turbomachine comprising a passively actuated variable cross section VBV grating

#17
20180187606
2018-07-05

Aerodynamic torque reducing valve for use in a bleed air system

#18
20180156052
2018-06-07

Gas turbine engine vane end devices

#19
20180142569
2018-05-24

INLET GUIDE WHEEL FOR A TURBO ENGINE

#20
20180094585
2018-04-05

Device and method for gas turbine unlocking

#21
20180073435
2018-03-15

NOISE-MITIGATING TRANSFER DUCT FOR ACTIVE TIP CLEARANCE CONTROL SYSTEM OF GAS TURBINE ENGINE

#22
20170254214
2017-09-07

On-off valve device and rotary machine

#23
20170234211
2017-08-17

Engine supercharger

#24
20170218836
2017-08-03

On-off valve device and rotary machine

#25
20170074115
2017-03-16

Turbocharger

#26
20170074114
2017-03-16

Turbocharger

#27
20170058691
2017-03-02

Morphing vane

#28
20160319749
2016-11-03

Control concept for closed loop Brayton cycle

#29
20160265425
2016-09-15

Turbine with variable inlet cross-sectional area

#30
20160153397
2016-06-02

Gas turbine engine system for modulating flow of fan by-pass air and core engine air

#31
20160084156
2016-03-24

Variable flow-restricting turbine assembly for a turbocharger, corresponding turbocharger engine and vehicle, and operating method

#32
20150292352
2015-10-15

Aircraft propulsion assembly comprising an air flow valve with a variable flow rate

#33
20150226089
2015-08-13

Grid valve assembly

#34
20150204455
2015-07-23

Grid valve apparatus

#35
20150167481
2015-06-18

Inlet guide vane assembly

#36
20150093236
2015-04-02

Exhaust gas turbocharger having guiding screen rings that are rotatable relative to each other

#37
20150064031
2015-03-05

Exhaust gas turbocharger with turbine

#38
20150052907
2015-02-26

Thermal management system for gas turbine engine

#39
20150040578
2015-02-12

Device and method for gas turbine unlocking

#40
20150003963
2015-01-01

Gas turbine engine vane end devices

#41
20140377051
2014-12-25

Turbocharger systems and method to prevent compressor choke

#42
20140230432
2014-08-21

Supercharged internal combustion engine with two-channel turbine and method

#43
20140227083
2014-08-14

VARIABLE GEOMETRY TURBINE

#44
20140154046
2014-06-05

Variable area turbine nozzle with a position selector

#45
20140010638
2014-01-09

Turbomachine with variable-pitch vortex generator

#46
20130058772
2013-03-07

Laval nozzle

#47
20120272658
2012-11-01

Thermal management system for gas turbine engine

#48
20120036849
2012-02-16

Simplified variable geometry turbocharger with variable flow volumes

#49
20110314822
2011-12-29

Switchable solar heating device for a gas turbine

#50
20110274539
2011-11-10

Turbine housing for a supercharger

#51
20110268559
2011-11-03

Turbocharger with turbine nozzle vanes and an annular rotary bypass valve

#52
20110146296
2011-06-23

Method and apparatus for controlling compressor bleed airflow of a gas turbine engine using a butterfly valve assembly

#53
20110135449
2011-06-09

Variable geometry turbine

#54
20110099998
2011-05-05

Turbine assembly for a turbocharger, having two asymmetric volutes that are sequentially activated, and associated method

#55
20090290980
2009-11-26

Mixed flow turbine

#56
20090217987
2009-09-03

Methods and apparatus for regulating gas turbine engine fluid flow

#57
20090217986
2009-09-03

Methods and apparatus for regulating gas turbine engine fluid flow

#58
20090097965
2009-04-16

Single actuator controlled rotational flow balance system

#59
20090047121
2009-02-19

Internal combustion engine system having a power turbine with a broad efficiency range

#60
20080011073
2008-01-17

Flow modulation method and apparatus

#61
20070245739
2007-10-25

Gas turbine engine

#62
20050247058
2005-11-10

Staged turbocharger

#63
20050086936
2005-04-28

Integrated bypass and variable geometry configuration for an exhaust gas turbocharger

#64
20050000223
2005-01-06

Methods for regulating gas turbine engine fluid flow