ClassID:

145431

F05D2250/183 - CPC Classification

Classification description:

Geometry; Two-dimensional patterned zigzag

Recent Application in this class:
#1
20250283410
2025-09-11

AIRFOIL ROTOR HUB SYSTEM HAVING INTENTIONAL FREQUENCY MISTUNING

#2
20250207505
2025-06-26

COMPLIANT SHROUD DESIGNS WITH VARIABLE STIFFNESS

#3
20250003374
2025-01-02

LOW-FREQUENCY ACOUSTIC CENTER BODY

#4
20230417149
2023-12-28

Compliant shroud designs with variable stiffness

#5
20230213000
2023-07-06

Turbine engine with a flow splitter having a profile with inclined serrations

#6
20230034004
2023-02-02

Mixer vanes

#7
20220397038
2022-12-15

Compliant shroud designs with variable stiffness

#8
20220299044
2022-09-22

Stator blade for a centrifugal compressor

#9
20210388725
2021-12-16

Profiled structure for an aircraft or turbomachine

#10
20210301668
2021-09-30

Gas turbine engine components having interlaced trip strip arrays

#11
20210207488
2021-07-08

Angular sector for turbomachine blading with improved sealing

#12
20210180462
2021-06-17

Erosion-resistant coating with patterned leading edge

#13
20210095684
2021-04-01

Free-tipped axial fan assembly

#14
20210017863
2021-01-21

Cooling passages for gas turbine engine component

#15
20200408101
2020-12-31

Turbomachine with serrated-profile flow-splitter nose

#16
20200400069
2020-12-24

Turbine engine with a flow splitter having a profile with inclined serrations

#17
20200182067
2020-06-11

Turbine component and methods of making and cooling a turbine component

#18
20200173285
2020-06-04

Method of forming a cure tool and method of forming a textured surface using a cure tool

#19
20200095868
2020-03-26

COOLING HOLE GEOMETRY FOR GAS TURBINE ENGINE COMPONENTS

#20
20200080426
2020-03-12

Airfoil leading edge cooling channels

#21
20200049017
2020-02-13

Turbine component and methods of making and cooling a turbine component

#22
20200003060
2020-01-02

TURBINE ELEMENT FOR HIGH PRESSURE DROP AND HEAT TRANSFER

#23
20190383150
2019-12-19

Trip strips for augmented boundary layer mixing

#24
20190383149
2019-12-19

Trip strip configuration for gaspath component in a gas turbine engine

#25
20190323356
2019-10-24

COMPRESSOR BLADE SURFACE PATTERNING

#26
20190249566
2019-08-15

Impingement cooling features for gas turbines

#27
20190234345
2019-08-01

Nozzle of a turbomachine provided with chevrons with a non-axisymmetric inner face

#28
20190170003
2019-06-06

Modulation of vane end serrations

#29
20190153883
2019-05-23

First-stage turbine vane supporting structure and gas turbine including same

#30
20190120081
2019-04-25

Blade ring segment for turbine section, turbine section having the same, and gas turbine having the turbine section

#31
20190101002
2019-04-04

BLADE OR VANE FOR A GAS TURBINE ENGINE

#32
20190093499
2019-03-28

NON-CONTINUOUS ABRADABLE COATINGS

#33
20190093487
2019-03-28

Turbine airfoil with turbulating feature on a cold wall

#34
20190032493
2019-01-31

Airfoil edge cooling channels

#35
20180340467
2018-11-29

Variable nozzle mechanism and variable displacement type exhaust turbocharger

#36
20180328207
2018-11-15

GAS TURBINE ENGINE COMPONENT HAVING TIP VORTEX CREATION FEATURE

#37
20180312239
2018-11-01

Three dimensional auxetic structure, manufacturing method and tooling

#38
20180306038
2018-10-25

AIRFOIL IMPINGEMENT CAVITY

#39
20180283456
2018-10-04

Turbine engine bearing assembly and method for assembling the same

#40
20180283180
2018-10-04

Turbine engine airfoil with a modified leading edge

#41
20180258779
2018-09-13

Outlet guide vane for aircraft turbomachine, with improved lubricant cooling function

#42
20180250733
2018-09-06

Method for manufacturing blisk, and blisk intermediate product

#43
20180245473
2018-08-30

Turbine blade with ultrasonic wave scattering feature

#44
20180230806
2018-08-16

Undulating tip shroud for use on a turbine blade

#45
20180163552
2018-06-14

Airfoil trailing edge segment

#46
20180100406
2018-04-12

Multi-ply seal

#47
20180094637
2018-04-05

Free-tipped axial fan assembly

#48
20180066521
2018-03-08

Axial fan with grooved trailing edge and outdoor unit

#49
20180057141
2018-03-01

Biomimetic airfoil bodies and methods of designing and making same

#50
20180038594
2018-02-08

Combustor cooling panel, transition piece and combustor including the same, and gas turbine including combustor

#51
20180023403
2018-01-25

Turbine vane with coupon having corrugated surface(s)

#52
20180023399
2018-01-25

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

#53
20180023397
2018-01-25

Blade with corrugated outer surface(s)

#54
20180023395
2018-01-25

Turbine rotor blade with coupon having corrugated surface(s)

#55
20170370241
2017-12-28

Turbine shroud with abradable layer having dimpled forward zone

#56
20170350260
2017-12-07

Turbine component and methods of making and cooling a turbine component

#57
20170350259
2017-12-07

Turbine component and methods of making and cooling a turbine component

#58
20170350256
2017-12-07

Turbine component and methods of making and cooling a turbine component

#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
20170298746
2017-10-19

Turbine engine guide vane

#63
20170275997
2017-09-28

Turbofan and indoor unit for air conditioning apparatus

#64
20170268358
2017-09-21

Internal cooling system with insert forming nearwall cooling channels in midchord cooling cavities of a gas turbine airfoil

#65
20170268348
2017-09-21

Internal cooling system with insert forming nearwall cooling channels in an aft cooling cavity of an airfoil usable in a gas turbine engine

#66
20170248025
2017-08-31

Turbine airfoil having near-wall cooling insert

#67
20170241278
2017-08-24

Aerofoil

#68
20170218787
2017-08-03

Turbine abradable layer with compound angle, asymmetric surface area ridge and groove pattern

#69
20170037729
2017-02-09

Impeller for an exhaust gas turbocharger

#70
20160363132
2016-12-15

Vehicle cooling fan with aerodynamic stator struts

#71
20160362997
2016-12-15

Turbine abradable layer with inclined angle surface ridge or groove pattern

#72
20160348721
2016-12-01

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

#73
20160298481
2016-10-13

Rotating labyrinth M-seal

#74
20160251980
2016-09-01

Incident tolerant turbine vane gap flow discouragement

#75
20160245301
2016-08-25

Air-blowing device

#76
20160222809
2016-08-04

Gas turbine engine with seal having protrusions

#77
20160209034
2016-07-21

Turbulator structure on combustor liner

#78
20160186587
2016-06-30

Baffle for gas turbine engine vane

#79
20160177968
2016-06-23

Blade

#80
20160177766
2016-06-23

Mini blind stator leakage reduction

#81
20160169003
2016-06-16

Cooling of engine components

#82
20160160797
2016-06-09

Nozzle of a turbomachine provided with chevrons with a non-axisymmetric inner face

#83
20160146018
2016-05-26

Tapered cooling channel for airfoil

#84
20160146017
2016-05-26

Leading edge cooling channel for airfoil

#85
20160131158
2016-05-12

Multi-stage-type compressor and gas turbine equipped therewith

#86
20160061115
2016-03-03

Core cowl for a turbofan engine

#87
20150377074
2015-12-31

Debris removal system

#88
20150369071
2015-12-24

Gas turbine engine component having tip vortex creation feature

#89
20150330235
2015-11-19

Variable dual spring blade root support for gas turbines

#90
20150240825
2015-08-27

Method and apparatus for cooling tower fan mounting for removal from inside the tower

#91
20150240653
2015-08-27

Turbine abradable layer with zig zag groove pattern

#92
20150218951
2015-08-06

Interwoven channels for internal cooling of airfoil

#93
20150167979
2015-06-18

FIRST STAGE NOZZLE OR TRANSITION NOZZLE CONFIGURED TO PROMOTE MIXING OF RESPECTIVE COMBUSTION STREAMS DOWNSTREAM THEREOF BEFORE ENTRY INTO A FIRST STAGE BUCKET OF A TURBINE

#94
20150129354
2015-05-14

Thermo-acoustic protection structure for a rotating machine

#95
20150114003
2015-04-30

Transition duct assembly with modified trailing edge in turbine system

#96
20150110637
2015-04-23

Hollow component manufacture

#97
20150017012
2015-01-15

Turbojet fan blade

#98
20140377077
2014-12-25

Noise attenuation in rotating blades

#99
20140321998
2014-10-30

Housing section of a turbine engine compressor stage or turbine engine turbine stage

#100
20140321980
2014-10-30

Cooling system including wavy cooling chamber in a trailing edge portion of an airfoil assembly

#101
20140271157
2014-09-18

Fan containment system

#102
20140127010
2014-05-08

Nozzle with guiding devices

#103
20140093361
2014-04-03

Airfoil with variable trip strip height

#104
20140037461
2014-02-06

Cooling system in a turbine airfoil assembly including zigzag cooling passages interconnected with radial passageways

#105
20130323080
2013-12-05

Vortex generators for improved film effectiveness

#106
20130283818
2013-10-31

Convolution seal for transition duct in turbine system

#107
20130243596
2013-09-19

Shark-bite tip shelf cooling configuration

#108
20130205802
2013-08-15

Cooling hole with crenellation features

#109
20130104555
2013-05-02

Turbofan engine mixer assembly

#110
20130084160
2013-04-04

Turbine Shroud Impingement System with Bellows

#111
20130064681
2013-03-14

Trailing edge cooling system in a turbine airfoil assembly

#112
20130011265
2013-01-10

CHEVRON PLATFORM TURBINE VANE

#113
20130004305
2013-01-03

Machine with Abradable Ridges and Method

#114
20120260659
2012-10-18

Interface between a combustor basket and a transition of a gas turbine engine

#115
20120230825
2012-09-13

Gas turbine blade for a turbomachine

#116
20110305582
2011-12-15

Film cooled component wall in a turbine engine

#117
20110293428
2011-12-01

METHOD FOR OPTIMIZING THE CONTACT SURFACES OF SHROUD SEGMENTS, WHICH ABUT AGAINST ONE ANOTHER, OF ADJACENT BLADES OF A GAS TURBINE

#118
20110265447
2011-11-03

Gas turbine engine exhaust mixer including circumferentially spaced-apart radial rows of tabs extending downstream on the radial walls, crests and troughs

#119
20110142600
2011-06-16

Charging device

#120
20110103956
2011-05-05

Shroud for rotating blades of a turbo machine, and turbo machine

#121
20110070085
2011-03-24

Internally damped blade

#122
20110008170
2011-01-13

Shroud and rotary vane wheel of propeller fan and propeller fan

#123
20100229565
2010-09-16

WALL OF A ROCKET ENGINE

#124
20100224348
2010-09-09

Method for the manufacture of an ejector nozzle tube

#125
20100193605
2010-08-05

THERMALLY BALANCED AERO STRUCTURES

#126
20100192590
2010-08-05

THERMALLY BALANCED MATERIALS

#127
20100189552
2010-07-29

Fan casing assembly

#128
20100047066
2010-02-25

External fan duct casing in a turbomachine

#129
20090304520
2009-12-10

Serpentine cooling circuit and method for cooling tip shroud

#130
20090219040
2009-09-03

Sensor for quantifying widening reduction wear on a surface

#131
20090071164
2009-03-19

Fluted chevron exhaust nozzle

#132
20090064520
2009-03-12

Inspection tool for measuring bucket Z notch position

#133
20080298967
2008-12-04

Wind turbine blade with anti-noise devices

#134
20080292457
2008-11-27

Device for suspending guide blades

#135
20080159874
2008-07-03

Turbine blade trip strip orientation

#136
20080145227
2008-06-19

METHODS AND APPARATUS FOR LOAD TRANSFER IN ROTOR ASSEMBLIES

#137
20080038116
2008-02-14

Turbine blade tip shroud

#138
20080022690
2008-01-31

Gas exhaust nozzle for a bypass turbomachine having an exhaust or throat section that can be varied by moving the secondary cowl

#139
20070031250
2007-02-08

Shroud and rotary vane wheel of propeller fan and propeller fan

#140
20050265825
2005-12-01

Spacing arrangement

#141
20050115245
2005-06-02

Device for reducing the jet noise of a turbomachine

#142
20050100439
2005-05-12

Turbomachine

#143
20050003172
2005-01-06

7FAstage 1 abradable coatings and method for making same