ClassID:

145424

F05D2250/141 - CPC Classification

Classification description:

Geometry; Two-dimensional elliptical circular

Recent Application in this class:
#1
20260146539
2026-05-28

GAS TURBINE ENGINE NOZZLE

#2
20260098478
2026-04-09

TURBINE ENGINE WITH A NOZZLE HAVING COOLING FEATURES

#3
20250215881
2025-07-03

FAN ASSEMBLY

#4
20240344701
2024-10-17

DILUTION HOLES WITH RIDGE FEATURE FOR GAS TURBINE ENGINES

#5
20240295198
2024-09-05

PROPULSOR WING TRAILING EDGE EXHAUST AREA CONTROL

#6
20240102395
2024-03-28

STATOR VANE FOR A GAS TURBINE ENGINE

#7
20240077028
2024-03-07

REGENERATIVE COOLING AND ADJUSTABLE THROAT FOR ROTATING DETONATION ENGINE

#8
20240018874
2024-01-18

Rotor blade and rotor blade assembly for a turbomachine

#9
20230349330
2023-11-02

Face sheet of acoustic liner having streamlined holes with elongated edges

#10
20230068236
2023-03-02

Blade for a rotating bladed disk for an aircraft turbine engine comprising a sealing lip having an optimized non-constant cross section

#11
20230055939
2023-02-23

Multi-function monolithic combustion liner

#12
20220356845
2022-11-10

Fuel nozzle with integrated metering and flashback system

#13
20220349361
2022-11-03

Propulsor wing trailing edge exhaust area control

#14
20220333530
2022-10-20

Regenerative cooling and adjustable throat for rotating detonation engine

#15
20220333526
2022-10-20

Combustor dilution hole

#16
20220260014
2022-08-18

Inertial particle separator for a turbine section of a gas turbine engine

#17
20220220865
2022-07-14

Annular component for supporting a turbine engine bearing

#18
20220195877
2022-06-23

ROTOR DISK AND ROTOR BLADE FOR A GAS TURBINE COMPRESSOR OR TURBINE STAGE OF AN AEROENGINE

#19
20220106961
2022-04-07

VACUUM PUMP AND CONNECTION PORT USED IN VACUUM PUMP

#20
20220065170
2022-03-03

Sealing arrangement with vent for an engine component with a service port

#21
20210396388
2021-12-23

Dilution holes with ridge feature for gas turbine engines

#22
20210396153
2021-12-23

Turbine ring assembly having indexed flanges

#23
20210348764
2021-11-11

Two-stage combustor for gas turbine engine

#24
20210310361
2021-10-07

Turbine blade having gas film cooling structure with a composite irregular groove and a method of manufacturing the same

#25
20210301715
2021-09-30

Method and systems for a fluidic variable turbocharger for an engine

#26
20210270185
2021-09-02

Liner cooling device, combustor including same, and gas turbine including same

#27
20210262349
2021-08-26

Modular casing manifold for cooling fluids of gas turbine engine

#28
20210102474
2021-04-08

Replaceable rotor blade tip clearance measurement device for a gas turbine engine

#29
20210087948
2021-03-25

SEALED CMC TURBINE CASE

#30
20200392899
2020-12-17

ACOUSTIC TREATMENT FOR AIRCRAFT ENGINE

#31
20200362702
2020-11-19

Rotor drum for a turbomachine

#32
20200292172
2020-09-17

Quench aperture body for a turbine engine combustor

#33
20200166052
2020-05-28

Compressor impeller

#34
20200141247
2020-05-07

COMPONENT FOR A TURBINE ENGINE WITH A FILM HOLE

#35
20200072239
2020-03-05

Reinforced axial diffuser

#36
20200024987
2020-01-23

ANGLED IMPINGEMENT INSERTS WITH COOLING FEATURES

#37
20190309634
2019-10-10

Turbine airfoil multilayer exterior wall

#38
20190169999
2019-06-06

Turbine component with tip rail cooling passage

#39
20190136695
2019-05-09

Turbine wheel for a turbine

#40
20190128138
2019-05-02

Gas turbine engine having a flow-conducting assembly formed of nozzles to direct a cooling medium onto a surface

#41
20190120065
2019-04-25

TURBINE BLADE

#42
20190101289
2019-04-04

Dilution holes with ridge feature for gas turbine engines

#43
20190093494
2019-03-28

Labyrinth seal for a turbine engine of an aircraft

#44
20190085697
2019-03-21

Compressor and gas turbine including the same

#45
20190078446
2019-03-14

BLADE OF A TURBOMACHINE, INCLUDING A COOLING CHANNEL AND A DISPLACEMENT BODY SITUATED THEREIN, AS WELL AS A METHOD FOR MANUFACTURING

#46
20190078442
2019-03-14

Gas turbine blade

#47
20190071994
2019-03-07

Turbine engine and components for use therein

#48
20190071979
2019-03-07

Turbine vane cluster including enhanced vane cooling

#49
20190071978
2019-03-07

TURBINE VANE CLUSTER INCLUDING ENHANCED PLATFORM COOLING

#50
20190063232
2019-02-28

Turbine component with bounded wear coat

#51
20190048801
2019-02-14

Equipment drive gearbox in a turbomachine

#52
20190041059
2019-02-07

Combustor liner panel with a multiple of heat transfer ribs for a gas turbine engine combustor

#53
20190032495
2019-01-31

Endwall cooling system

#54
20190017385
2019-01-17

Rotor with subset of blades having a cutout leading edge

#55
20180345373
2018-12-06

Method for real-time simultaneous and calibrated additive and subtractive manufacturing

#56
20180313366
2018-11-01

Method for introducing a balancing mark into the compressor wheel of a turbocharger, and turbocharger comprising a compressor wheel which has a balancing mark

#57
20180306113
2018-10-25

COMBUSTOR LINER PANEL END RAIL MATCHING HEAT TRANSFER FEATURES

#58
20180283183
2018-10-04

Turbine engine component with a core tie hole

#59
20180223680
2018-08-09

Nozzle assembly and method for forming nozzle assembly

#60
20180216476
2018-08-02

High-pressure distributor blading having a variable-geometry insert

#61
20180156066
2018-06-07

Oil tank comprising an oil level control device

#62
20180135519
2018-05-17

Turbine assembly

#63
20180119559
2018-05-03

Segmented annular seal

#64
20180087386
2018-03-29

Fan for aircraft turbomachine

#65
20180058263
2018-03-01

Positioning element with recesses for a guide vane arrangement

#66
20180051567
2018-02-22

Component for a turbine engine with a hole

#67
20180016922
2018-01-18

Transition Duct Support Arrangement for a Gas Turbine Engine

#68
20180016921
2018-01-18

Ducting arrangement with a ceramic liner for delivering hot-temperature gases in a combustion turbine engine

#69
20170356341
2017-12-14

Impingement cooling system for a gas turbine engine

#70
20170348808
2017-12-07

Method for repairing a fan casing

#71
20170334571
2017-11-23

ANTI-BIRD STRIKE PROTECTION NET FOR AIRCRAFT JET ENGINE

#72
20170320232
2017-11-09

Perforated ceramic matrix composite ply, ceramic matrix composite article, and method for forming ceramic matrix composite article

#73
20170298824
2017-10-19

Gas-turbine combustion chamber with impingement-cooled bolts of the combustion chamber tiles

#74
20170268347
2017-09-21

Turbine blade

#75
20170268346
2017-09-21

Component for a turbine engine with a film hole

#76
20170218776
2017-08-03

Turbine blade attachment curved rib stiffeners

#77
20170145834
2017-05-25

AIRFOIL PLATFORM COOLING CORE CIRCUITS WITH ONE-WALL HEAT TRANSFER PEDESTALS FOR A GAS TURBINE ENGINE COMPONENT AND SYSTEMS FOR COOLING AN AIRFOIL PLATFORM

#78
20170136525
2017-05-18

Cooling of turbine blades and method for turbine blade manufacture

#79
20170108561
2017-04-20

NMR-MAS turbine assembly

#80
20170096898
2017-04-06

Gas turbine disk

#81
20170074277
2017-03-16

Composite booster spool with separable composite blades

#82
20170074101
2017-03-16

AXIAL TURBO MACHINE

#83
20170067350
2017-03-09

Damper pin for a turbine blade

#84
20170058700
2017-03-02

EXHAUST MIXER WITH OUTER LOBE CONSTRAINT BAND

#85
20170058689
2017-03-02

Sealing element for a turbo-machine, turbo-machine comprising a sealing element and method for manufacturing a sealing element

#86
20170044919
2017-02-16

Turbine shroud segment sealing

#87
20170023014
2017-01-26

Diffuser part for a gas turbine

#88
20170016347
2017-01-19

Splitter nose of a low-pressure compressor of an axial turbomachine with annular deicing conduit

#89
20160369636
2016-12-22

Turbine component thermal barrier coating with depth-varying material properties

#90
20160362989
2016-12-15

Turbine component thermal barrier coating with crack isolating engineered groove features

#91
20160348537
2016-12-01

Gas turbine diffuser outer diameter and inner diameter wall strips for turbine exhaust manifold pressure oscillation reduction

#92
20160333790
2016-11-17

Additive manufactured non-round, septum tied, conformal high pressure tubing

#93
20160333735
2016-11-17

Angled impingement inserts with cooling features

#94
20160320064
2016-11-03

TWO-STAGE COMBUSTOR FOR GAS TURBINE ENGINE

#95
20160280384
2016-09-29

High visibility latch handle

#96
20160258301
2016-09-08

Turbine rotor blade

#97
20160238250
2016-08-18

Quench aperture body for a turbine engine combustor

#98
20160186605
2016-06-30

Shroud assembly for a turbine engine

#99
20160186594
2016-06-30

Flowpath boundary and rotor assemblies in gas turbines

#100
20160177735
2016-06-23

Turbine blade having film cooling hole arrangement

#101
20160146041
2016-05-26

Blade or vane for a turbomachine and axial turbomachine

#102
20160115796
2016-04-28

Turbine blade cooling structure

#103
20160102580
2016-04-14

POWER TURBINE INLET DUCT LIP

#104
20160102574
2016-04-14

Gas turbine engine convergent/divergent nozzle with unitary synchronization ring for roller track nozzle

#105
20160102566
2016-04-14

POWER TURBINE AIR STRUT

#106
20160040625
2016-02-11

Variable area nozzle and associated propulsion system and method

#107
20160017806
2016-01-21

Gas turbine engine component having shaped pedestals

#108
20150147158
2015-05-28

Cooled airfoil trailing edge and method of cooling the airfoil trailing edge

#109
20140311580
2014-10-23

Air intake guide

#110
20140294560
2014-10-02

Gas turbine shroud assemblies

#111
20140271105
2014-09-18

Turbine shroud segment sealing

#112
20140157781
2014-06-12

Elliptical air opening at an upstream end of a fuel injector shroud and a gas turbine engine combustion chamber

#113
20140090384
2014-04-03

Gas turbine engine cooling hole with circular exit geometry

#114
20140068937
2014-03-13

Method for fabricating a single-piece part for a turbine engine by diffusion bonding

#115
20130259687
2013-10-03

Turbomachine thermal management

#116
20130195669
2013-08-01

Fan blade attachment of gas turbine engine

#117
20130145766
2013-06-13

Two-stage combustor for gas turbine engine

#118
20130129492
2013-05-23

Exhaust-gas turbocharger with silencer

#119
20120227375
2012-09-13

GAS TURBINE ENGINE

#120
20120114475
2012-05-10

Air turbine starter one-piece air exit port baffle

#121
20120006031
2012-01-12

Replaceable orifice for combustion tuning and related method

#122
20110206519
2011-08-25

Fastener aperture having an elongated geometry

#123
20110203282
2011-08-25

Assembly for directing combustion gas

#124
20110110785
2011-05-12

Rotor for an axial-throughflow turbomachine and moving blade for such a rotor

#125
20110061395
2011-03-17

Method of fuel staging in combustion apparatus

#126
20110061392
2011-03-17

Combustion cavity layouts for fuel staging in trapped vortex combustors

#127
20110061391
2011-03-17

Vortex premixer for combustion apparatus

#128
20110061390
2011-03-17

Inlet premixer for combustion apparatus

#129
20110052381
2011-03-03

Combustor turbine interface for a gas turbine engine

#130
20110020109
2011-01-27

Peripheral tunnels propeller

#131
20110016880
2011-01-27

Retainer for suspended thermal protection elements in a gas turbine engine

#132
20100176247
2010-07-15

Apparatus to reduce thrust oscillations in a launch vehicle

#133
20100077719
2010-04-01

Modular transvane assembly

#134
20100074762
2010-03-25

Trailing edge cooling for turbine blade airfoil

#135
20090304499
2009-12-10

Counter-vortex film cooling hole design

#136
20090304494
2009-12-10

Counter-vortex paired film cooling hole design

#137
20090241553
2009-10-01

Replaceable orifice for combustion tuning and related method

#138
20090180872
2009-07-16

GAS TURBINE CASING FOR ENCLOSING A GAS TURBINE COMPONENT

#139
20080219855
2008-09-11

Turbine blade with micro-turbine nozzle provided in the blade root

#140
20080155959
2008-07-03

DETONATION COMBUSTOR TO TURBINE TRANSITION PIECE FOR HYBRID ENGINE

#141
20080083397
2008-04-10

Supercharger

#142
20080063524
2008-03-13

Cooling arrangement for a component of a gas turbine engine

#143
20080041033
2008-02-21

Gas turbine engine exhaust duct ventilation

#144
20080028762
2008-02-07

Rocket chamber heat exchanger

#145
20080019835
2008-01-24

Gas turbine blade shroud

#146
20080014094
2008-01-17

Coated bucket damper pin

#147
20070146972
2007-06-28

Heat shield for mounting on a heat-radiating object, particularly on a rocket engine

#148
20070036656
2007-02-15

Mistake proof identification feature for turbine blades

#149
20060257262
2006-11-16

Coated bucket damper pin and related method

#150
20060024152
2006-02-02

Intake housing for axial fluid flow engines

#151
20050175454
2005-08-11

Turbulated hole configurations for turbine blades

#152
20050089395
2005-04-28

Cooled gas turbine engine vane

#153
19227873
2026-03-10

First stage impulse steam turbine nozzle axially tangential holes matrix

#154
19005547
2026-02-10

Gas turbine engine rotor stage with seal members

#155
17577216
2023-05-30

2D variable-area plug nozzle

#156
17006983
2022-01-25

Controlled contact surface for a secondary seal in a non-contact seal assembly

#157
15272864
2017-11-14

Seal in a gas turbine engine having a shim base and a honeycomb structure with a number of cavities formed therein

#158
14189011
2015-01-27

Turbine abradable layer with nested loop groove pattern