ClassID:

145430

F05D2250/182 - CPC Classification

Classification description:

Geometry; Two-dimensional patterned crenellated, notched

Recent Application in this class:
#1
20260125987
2026-05-07

AIR TURBINE STARTER CONTAINMENT SYSTEM

#2
20250290433
2025-09-18

SHROUD OF GAS TURBINE ENGINE AND METHOD OF MANUFACTURING THEREOF

#3
20240392693
2024-11-28

Phonic wheel for turbine engine

#4
20240191796
2024-06-13

SEALING STRIP ELEMENT AND SEALING ARRANGEMENT COMPRISING SAID SEALING STRIP ELEMENT

#5
20240191638
2024-06-13

Partition damper seal configurations for segmented internal cooling hardware

#6
20230392512
2023-12-07

Switching valve

#7
20230193784
2023-06-22

Partition damper seal configurations for segmented internal cooling hardware

#8
20220349313
2022-11-03

Internal retaining ring for a rotating assembly in a gas turbine engine

#9
20220307376
2022-09-29

Turbine blade tip shroud surface profiles

#10
20220243605
2022-08-04

Cooling device for a turbomachine casing

#11
20220178273
2022-06-09

Curvilinear coupling for aircraft turbomachinery

#12
20220034231
2022-02-03

Moving blade for a wheel of a turbine engine

#13
20210301728
2021-09-30

Air turbine starter containment system

#14
20210254831
2021-08-19

Gas turbine engine dilution chute geometry

#15
20210207488
2021-07-08

Angular sector for turbomachine blading with improved sealing

#16
20210095684
2021-04-01

Free-tipped axial fan assembly

#17
20210062667
2021-03-04

Seal arrangement for turbine engine component

#18
20210017863
2021-01-21

Cooling passages for gas turbine engine component

#19
20200025067
2020-01-23

Gas turbine engine configured for modular assembly/disassembly and method for same

#20
20190390567
2019-12-26

COOLING ARRANGEMENT WITH CRENELLATION FEATURES FOR GAS TURBINE ENGINE COMPONENT

#21
20190376395
2019-12-12

Gas turbine engine airfoil with tip leading edge shelf discourager

#22
20190195081
2019-06-27

Blade tip clearance control apparatus for gas turbine

#23
20190195079
2019-06-27

Air seal attachment

#24
20190170007
2019-06-06

Sliding seal

#25
20190170003
2019-06-06

Modulation of vane end serrations

#26
20190128279
2019-05-02

Heat dissipation fan

#27
20190128123
2019-05-02

Aerofoil with leading edge slits

#28
20190128119
2019-05-02

Anti-rotation assembly

#29
20190085868
2019-03-21

Mistuned compressor rotor with hub scoops

#30
20190072034
2019-03-07

Gas turbine engine inlet

#31
20180372158
2018-12-27

Seal fin, seal structure, and turbo machine

#32
20180363678
2018-12-20

Inlet pre-swirl gas turbine engine

#33
20180363677
2018-12-20

Inlet pre-swirl gas turbine engine

#34
20180355734
2018-12-13

Hybrid thermal barrier coating

#35
20180355732
2018-12-13

Blade tip seal

#36
20180340467
2018-11-29

Variable nozzle mechanism and variable displacement type exhaust turbocharger

#37
20180340434
2018-11-29

Gas turbine with a radial-to-axial intake, variable-angle inlet guide vane therefore, and method of operation

#38
20180328212
2018-11-15

Systems including rotor blade tips and circumferentially grooved shrouds

#39
20180328207
2018-11-15

GAS TURBINE ENGINE COMPONENT HAVING TIP VORTEX CREATION FEATURE

#40
20180312239
2018-11-01

Three dimensional auxetic structure, manufacturing method and tooling

#41
20180283180
2018-10-04

Turbine engine airfoil with a modified leading edge

#42
20180258950
2018-09-13

Flow control structures for turbomachines and methods of designing the same

#43
20180258796
2018-09-13

Airfoil containment structure including a notched and tapered inner shell

#44
20180238270
2018-08-23

Integrated heat exchangers for low fan pressure ratio geared turbofan

#45
20180230840
2018-08-16

Two pieces stator inner shroud

#46
20180202304
2018-07-19

Constant speed 2 piece ring seal arrangement

#47
20180187697
2018-07-05

Turbofan nacelle assembly with flow disruptor

#48
20180163554
2018-06-14

Dual wall airfoil with stiffened trailing edge

#49
20180094637
2018-04-05

Free-tipped axial fan assembly

#50
20180080339
2018-03-22

Circumferentially varying thickness composite fan casing

#51
20180066521
2018-03-08

Axial fan with grooved trailing edge and outdoor unit

#52
20180057141
2018-03-01

Biomimetic airfoil bodies and methods of designing and making same

#53
20180030845
2018-02-01

Seal device for turbine, turbine, and thin plate for seal device

#54
20180023403
2018-01-25

Turbine vane with coupon having corrugated surface(s)

#55
20180023399
2018-01-25

Forming cooling passages in thermal barrier coated, combustion turbine superalloy components

#56
20180023397
2018-01-25

Blade with corrugated outer surface(s)

#57
20180023395
2018-01-25

Turbine rotor blade with coupon having corrugated surface(s)

#58
20170370241
2017-12-28

Turbine shroud with abradable layer having dimpled forward zone

#59
20170334025
2017-11-23

Crack stopper for welds

#60
20170321556
2017-11-09

Damper ring

#61
20170298760
2017-10-19

Axial Turbine Engine Compressor De-Icing Blade

#62
20170298754
2017-10-19

Contra-flow strips, contra-flow seal segments, and methods for inhibiting leakage

#63
20170284417
2017-10-05

Output director vane for an aircraft turbine engine, with an improved lubricant cooling function using a heat conduction matrix housed in an inner duct of the vane

#64
20170268357
2017-09-21

Vane retainer

#65
20170254272
2017-09-07

Intercomponent seal for a gas turbine engine

#66
20170241278
2017-08-24

Aerofoil

#67
20170234134
2017-08-17

Riblets for a flowpath surface of a turbomachine

#68
20170204734
2017-07-20

Cooled CMC wall contouring

#69
20160369636
2016-12-22

Turbine component thermal barrier coating with depth-varying material properties

#70
20160362997
2016-12-15

Turbine abradable layer with inclined angle surface ridge or groove pattern

#71
20160362989
2016-12-15

Turbine component thermal barrier coating with crack isolating engineered groove features

#72
20160362982
2016-12-15

Turbomachine comprising a shaft sleeve and associated sleeve tube

#73
20160348721
2016-12-01

Tapered land thrust bearing device and turbocharger provided with the bearing device

#74
20160333704
2016-11-17

Turbine blade damper system having pin with slots

#75
20160326898
2016-11-10

Seal arrangement for turbine engine component

#76
20160326889
2016-11-10

Turbine bucket cooling

#77
20160298474
2016-10-13

Sliding seal

#78
20160273376
2016-09-22

Tailored thermal control system for gas turbine engine blade outer air seal array

#79
20160265384
2016-09-15

Turbine vane with heat shield

#80
20160251980
2016-09-01

Incident tolerant turbine vane gap flow discouragement

#81
20160245301
2016-08-25

Air-blowing device

#82
20160245298
2016-08-25

Centrifugal fan and air conditioner provided with the same

#83
20160222916
2016-08-04

Seal for a thrust reverser of a turbojet engine nacelle

#84
20160222809
2016-08-04

Gas turbine engine with seal having protrusions

#85
20160215728
2016-07-28

Afterbody for a turbojet engine comprising a nozzle provided with a thrust reverser system that incorporates a crown of noise-reducing chevrons

#86
20160208710
2016-07-21

Multi-stage inter shaft ring seal

#87
20160186587
2016-06-30

Baffle for gas turbine engine vane

#88
20160177968
2016-06-23

Blade

#89
20160177766
2016-06-23

Mini blind stator leakage reduction

#90
20160169051
2016-06-16

Water removal device for steam turbine and method for forming slit

#91
20160160869
2016-06-09

Plated polymer compressor

#92
20160160675
2016-06-09

Bushing for a variable stator vane and method of making same

#93
20160153397
2016-06-02

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

#94
20160146057
2016-05-26

Water removal device for steam turbine

#95
20160146018
2016-05-26

Tapered cooling channel for airfoil

#96
20160146017
2016-05-26

Leading edge cooling channel for airfoil

#97
20160131158
2016-05-12

Multi-stage-type compressor and gas turbine equipped therewith

#98
20160123343
2016-05-05

Sealing device

#99
20160084162
2016-03-24

Gas turbine engine inlet

#100
20160061115
2016-03-03

Core cowl for a turbofan engine

#101
20160040546
2016-02-11

Compressor casing

#102
20160032779
2016-02-04

Castellated latch mechanism for a gas turbine engine

#103
20160031290
2016-02-04

Aircraft turbomachine comprising a deflector

#104
20160010483
2016-01-14

Seal assembly including a notched seal element for arranging between a stator and a rotor

#105
20160003087
2016-01-07

Edge treatment for gas turbine engine component

#106
20150377074
2015-12-31

Debris removal system

#107
20150369123
2015-12-24

Gas turbine engine configured for modular assembly/disassembly and method for same

#108
20150369071
2015-12-24

Gas turbine engine component having tip vortex creation feature

#109
20150361901
2015-12-17

Gas turbine engine coupling stack

#110
20150361827
2015-12-17

Acoustic treatment to mitigate fan noise

#111
20150285186
2015-10-08

Integrated heat exchangers for low fan pressure ratio geared turbofan

#112
20150260049
2015-09-17

Bladed rotor

#113
20150240653
2015-08-27

Turbine abradable layer with zig zag groove pattern

#114
20150114003
2015-04-30

Transition duct assembly with modified trailing edge in turbine system

#115
20140377077
2014-12-25

Noise attenuation in rotating blades

#116
20140348632
2014-11-27

Turbomachine stage and method for detecting a sealing gap of such a turbomachine stage

#117
20140301849
2014-10-09

Turbine split ring retention and anti-rotation method

#118
20140294560
2014-10-02

Gas turbine shroud assemblies

#119
20140272310
2014-09-18

Coating interface

#120
20140271157
2014-09-18

Fan containment system

#121
20140193246
2014-07-10

Cooling hole with crenellation features

#122
20140154061
2014-06-05

Turbine

#123
20140127010
2014-05-08

Nozzle with guiding devices

#124
20140037458
2014-02-06

Cooling structures for turbine rotor blade tips

#125
20130323080
2013-12-05

Vortex generators for improved film effectiveness

#126
20130323067
2013-12-05

Turbine rotor cover plate lock

#127
20130305684
2013-11-21

Rotational debris discourager for gas turbine engine bearing

#128
20130294889
2013-11-07

Gas turbine engine components with film cooling holes having cylindrical to multi-lobe configurations

#129
20130205802
2013-08-15

Cooling hole with crenellation features

#130
20130202349
2013-08-08

Turbine engine shaft coupling

#131
20130004305
2013-01-03

Machine with Abradable Ridges and Method

#132
20120301329
2012-11-29

Airflow assembly having improved acoustical performance

#133
20120251291
2012-10-04

STATOR-ROTOR ASSEMBLIES WITH FEATURES FOR ENHANCED CONTAINMENT OF GAS FLOW, AND RELATED PROCESSES

#134
20120148389
2012-06-14

Seals in steam turbine

#135
20120128490
2012-05-24

Prestressing device having circumferential activity

#136
20120076645
2012-03-29

Endwall component for a turbine stage of a gas turbine engine

#137
20120034097
2012-02-09

Component with inspection-facilitating features

#138
20120027573
2012-02-02

SEAL TEETH FOR SEAL ASSEMBLY

#139
20120011826
2012-01-19

Turbojet engine with an element of the nacelle attached to the intermediate casing

#140
20120003084
2012-01-05

Flow discouraging systems and gas turbine engines

#141
20110311353
2011-12-22

Seal assembly for use with turbine nozzles

#142
20110255979
2011-10-20

IMPELLER FOR TURBINE

#143
20110241295
2011-10-06

Method of forming a seal element

#144
20110236220
2011-09-29

Airfoil cooling hole flag region

#145
20110182746
2011-07-28

Blade for a turbo device with a vortex-generator

#146
20110182719
2011-07-28

Method and apparatus for labyrinth seal packing rings

#147
20110182717
2011-07-28

TURBOCHARGER

#148
20110158798
2011-06-30

Systems and apparatus relating to compressor stator blades and diffusers in turbine engines

#149
20110132876
2011-06-09

ARTICLE HAVING DIFFUSER HOLES AND METHOD OF MAKING SAME

#150
20110091311
2011-04-21

High efficiency turbine system

#151
20110070085
2011-03-24

Internally damped blade

#152
20110047960
2011-03-03

DUAL-FLOW TURBINE ENGINE FOR AIRCRAFT WITH LOW NOISE EMISSION

#153
20110016689
2011-01-27

Blade outer seal assembly and method

#154
20100329848
2010-12-30

Shroudless blade

#155
20100287949
2010-11-18

Fastening arrangement of a pipe on a circumferential surface

#156
20100284816
2010-11-11

Airfoil attachment

#157
20100229565
2010-09-16

WALL OF A ROCKET ENGINE

#158
20100224348
2010-09-09

Method for the manufacture of an ejector nozzle tube

#159
20100223790
2010-09-09

Blade outer seal assembly

#160
20100221097
2010-09-02

SIDE CHANNEL COMPRESSOR

#161
20100202874
2010-08-12

Variable nozzle mechanism

#162
20100166563
2010-07-01

Method for improving the sealing on rotor arrangements

#163
20100166544
2010-07-01

Turbomachinery

#164
20100143149
2010-06-10

Turbine with at least one rotor which comprises rotor disks and a tie-bolt

#165
20100111682
2010-05-06

Crenelated turbine nozzle

#166
20100047073
2010-02-25

Turbine blade assembly

#167
20100037616
2010-02-18

Diffuser for decelerating a compressed fluid

#168
20100032497
2010-02-11

Nozzle with guiding elements

#169
20090324401
2009-12-31

ARTICLE HAVING A PROTECTIVE COATING AND METHODS

#170
20090242321
2009-10-01

Acoustic liners

#171
20090160135
2009-06-25

LABYRINTH SEAL WITH REDUCED LEAKAGE FLOW BY GROOVES AND TEETH SYNERGISTIC ACTION

#172
20090142187
2009-06-04

Seals in steam turbine

#173
20090110536
2009-04-30

Blade outer air seal with improved thermomechanical fatigue life

#174
20090064520
2009-03-12

Inspection tool for measuring bucket Z notch position

#175
20090053067
2009-02-26

Airfoil and method for protecting airfoil leading edge

#176
20090025365
2009-01-29

Airfoil and method for protecting airfoil leading edge

#177
20080206049
2008-08-28

Blade angle setting for a turbomachine

#178
20080199306
2008-08-21

Turbomachine casing with treatment, a compressor, and a turbomachine including such a casing

#179
20080141680
2008-06-19

System for ventilating a combustion chamber wall

#180
20080072598
2008-03-27

Heat shield with stress relieving feature

#181
20080050233
2008-02-28

Turbo machine

#182
20080003100
2008-01-03

Methods and apparatus to facilitate sealing in a turbine

#183
20070224037
2007-09-27

Geothermal turbine

#184
20070212226
2007-09-13

Radially-compact assembly between a turbine shaft and a stub axle of a turbomachine compressor shaft

#185
20070154305
2007-07-05

Method and apparatus for assembling turbine nozzle assembly

#186
20070140864
2007-06-21

High pressure turbine disk hub with reduced axial stress and method

#187
20070128028
2007-06-07

Turbine airfoil with counter-flow serpentine channels

#188
20070110562
2007-05-17

Annular wiper for a sealing labyrinth, and its method of manufacture

#189
20070108762
2007-05-17

Fastening arrangement of a pipe on a circumferential surface

#190
20070020089
2007-01-25

Device for damping vibration of a ring for axially retaining turbomachine fan blades

#191
20070014670
2007-01-18

Nozzle blade for steam turbine, nozzle diaphragm and steam turbine employing the same, and method of fabricating the same

#192
20060291953
2006-12-28

Device for rotationally locking a clamping nut for a component on a shaft, clamping nut and shaft comprising it, and aircraft engine equipped therewith

#193
20060269401
2006-11-30

Moisture removal grooves on steam turbine buckets and covers and methods of manufacture

#194
20060263204
2006-11-23

Sealing arrangement, in particular for the blade segments of gas turbines

#195
20060216146
2006-09-28

Blade outer seal assembly

#196
20060182624
2006-08-17

Sealing arrangement, in particular for the blade segments of gas turbines

#197
20060163211
2006-07-27

Article having diffuser holes and method of making same

#198
20060013681
2006-01-19

Turbine case reinforcement in a gas turbine jet engine

#199
20050286997
2005-12-29

Airfoil insert with castellated end

#200
20050144969
2005-07-07

Cold air refrigerating system and turborxpander turbine for this system

#201
20050076642
2005-04-14

Seal element for sealing a gap and combustion turbine having a seal element

#202
20050025617
2005-02-03

Geothermal turbine