ClassID:

145458

F05D2250/294 - CPC Classification

Classification description:

Geometry; Three-dimensional machined; miscellaneous grooved

Recent Application in this class:
#1
20250389208
2025-12-25

TURBOMACHINE HAVING AN IMPROVED OIL-RECOVERY DEVICE

#2
20250369359
2025-12-04

COOLING FEATURES FOR A COMPONENT OF A GAS TURBINE ENGINE

#3
20250230755
2025-07-17

ENGINE COMPONENT WITH ABRADABLE MATERIAL AND TREATMENT

#4
20250075702
2025-03-06

MULTISTAGE CENTRIFUGAL PUMP FOR PUMPING FLUID, AN IMPELLER/ SHAFT ASSEMBLY AND A METHOD FOR ASSEMBLING AN IMPELLER/ SHAFT ASSEMBLY

#5
20240102487
2024-03-28

Pump assembly

#6
20230392510
2023-12-07

Turbine stator vane and steam turbine

#7
20230366323
2023-11-16

RADIAL LIFT SEAL

#8
20230323775
2023-10-12

Rotor having crack mitigator

#9
20230184125
2023-06-15

Engine component with abradable material and treatment

#10
20230184122
2023-06-15

Radial lift seal

#11
20230167744
2023-06-01

Turbine blade, and turbine and gas turbine including the same

#12
20220235665
2022-07-28

Turbine vane provided with a recess for embrittlement of a frangible section

#13
20220195877
2022-06-23

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

#14
20210310361
2021-10-07

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

#15
20210189972
2021-06-24

Torque transmission device with reduced friction

#16
20210189895
2021-06-24

Connection between a ceramic matrix composite stator sector and a metallic support of a turbomachine turbine

#17
20210180467
2021-06-17

Dual density abradable panels

#18
20210132598
2021-05-06

System and method for removably inserting a sensor assembly into a compressor casing

#19
20210115925
2021-04-22

Rotary machine with cooling jacket including helical groove

#20
20200400159
2020-12-24

Fan blade attachment root with improved strain response

#21
20200217221
2020-07-09

Rotor for a turbocharger

#22
20200149410
2020-05-14

Enhanced film cooling system

#23
20200072083
2020-03-05

Stator blades in turbine engines and methods related thereto

#24
20200049016
2020-02-13

Dual-wall airfoil with leading edge cooling slot

#25
20200025211
2020-01-23

Fan blade attachment root with improved strain response

#26
20200025014
2020-01-23

Seal coating

#27
20190331134
2019-10-31

Method and arrangement to minimize noise and excitation of structures due to cavity acoustic modes

#28
20190323356
2019-10-24

COMPRESSOR BLADE SURFACE PATTERNING

#29
20190301289
2019-10-03

Rotary machine

#30
20190249562
2019-08-15

Lever connection of a guide vane adjustment for turbomachinery

#31
20190170145
2019-06-06

Shredding assembly for a grinder pump and centrifugal grinder pump

#32
20190153955
2019-05-23

Liquid propellant rocket engine turbopump drain

#33
20190120614
2019-04-25

3-D measurement of features, including cut-outs and/or grooves

#34
20190101004
2019-04-04

Enhanced film cooling system

#35
20190101002
2019-04-04

BLADE OR VANE FOR A GAS TURBINE ENGINE

#36
20190085728
2019-03-21

Gas turbine

#37
20190078447
2019-03-14

Turbine rotor blade assembly

#38
20190071983
2019-03-07

Liquid bond coatings for barrier coatings

#39
20190040751
2019-02-07

Stress-relieving pocket in turbine nozzle with airfoil rib

#40
20190032505
2019-01-31

Geometry optimized blade outer air seal for thermal loads

#41
20180372158
2018-12-27

Seal fin, seal structure, and turbo machine

#42
20180371923
2018-12-27

Slotted ceramic coatings for improved CMAS resistance and methods of forming the same

#43
20180355734
2018-12-13

Hybrid thermal barrier coating

#44
20180328212
2018-11-15

Systems including rotor blade tips and circumferentially grooved shrouds

#45
20180328207
2018-11-15

GAS TURBINE ENGINE COMPONENT HAVING TIP VORTEX CREATION FEATURE

#46
20180283180
2018-10-04

Turbine engine airfoil with a modified leading edge

#47
20180258950
2018-09-13

Flow control structures for turbomachines and methods of designing the same

#48
20180258796
2018-09-13

Airfoil containment structure including a notched and tapered inner shell

#49
20180258776
2018-09-13

Method of manufacturing a coated turbine blade and a coated turbine vane

#50
20180258774
2018-09-13

Tip leakage flow directionality control

#51
20180171809
2018-06-21

Self retaining face seal design for by-pass stator vanes

#52
20180156047
2018-06-07

Blade comprising a shank, provided with a depressed portion

#53
20180135426
2018-05-17

Dual-wall airfoil with leading edge cooling slot

#54
20180087386
2018-03-29

Fan for aircraft turbomachine

#55
20180066527
2018-03-08

TURBINE COMPONENT THERMAL BARRIER COATING WITH VERTICALLY ALIGNED, ENGINEERED SURFACE AND MULTIFURCATED GROOVE FEATURES

#56
20180057141
2018-03-01

Biomimetic airfoil bodies and methods of designing and making same

#57
20180051565
2018-02-22

Engine component with porous trench

#58
20180023399
2018-01-25

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

#59
20180010469
2018-01-11

TURBINE COMPONENT THERMAL BARRIER COATING WITH CRACK ISOLATING, CASCADING, MULTIFURCATED ENGINEERED GROOVE FEATURES

#60
20170370241
2017-12-28

Turbine shroud with abradable layer having dimpled forward zone

#61
20170292702
2017-10-12

Heat shield with axial retention lock

#62
20170284403
2017-10-05

Fan motor

#63
20170254272
2017-09-07

Intercomponent seal for a gas turbine engine

#64
20170241275
2017-08-24

Turbine rotor blade

#65
20170234134
2017-08-17

Riblets for a flowpath surface of a turbomachine

#66
20170204876
2017-07-20

Gas turbine engine blade casing

#67
20170204734
2017-07-20

Cooled CMC wall contouring

#68
20170130655
2017-05-11

GAS-TURBINE SYSTEM

#69
20170108035
2017-04-20

Reversible spiral groove journal bearing for use on standard and reverse rotation turbochargers

#70
20170082025
2017-03-23

Apparatus and method for air particle separation in a gas turbine engine

#71
20170074119
2017-03-16

Bearing housing

#72
20170051674
2017-02-23

Engine component for a gas turbine engine

#73
20160369636
2016-12-22

Turbine component thermal barrier coating with depth-varying material properties

#74
20160362997
2016-12-15

Turbine abradable layer with inclined angle surface ridge or groove pattern

#75
20160362989
2016-12-15

Turbine component thermal barrier coating with crack isolating engineered groove features

#76
20160348689
2016-12-01

Fan blade attachment root with improved strain response

#77
20160348510
2016-12-01

Disk lug cooling flow trenches

#78
20160333704
2016-11-17

Turbine blade damper system having pin with slots

#79
20160319673
2016-11-03

Rotor blade having a flared tip

#80
20160305435
2016-10-20

Centrifugal multiblade blower

#81
20160208710
2016-07-21

Multi-stage inter shaft ring seal

#82
20160186572
2016-06-30

Turbine blade platform undercut with decreasing radii curve

#83
20160169051
2016-06-16

Water removal device for steam turbine and method for forming slit

#84
20160169003
2016-06-16

Cooling of engine components

#85
20160146057
2016-05-26

Water removal device for steam turbine

#86
20160138608
2016-05-19

Centrifugal compressor and turbocharger

#87
20160123168
2016-05-05

Methods and system for fluidic sealing in gas turbine engines

#88
20160108744
2016-04-21

Rotor disk blade with friction-held root, rotor disk, turbomachine and associated assembly method

#89
20160097291
2016-04-07

Stator assembly for a gas turbine engine

#90
20160061115
2016-03-03

Core cowl for a turbofan engine

#91
20160059365
2016-03-03

Rotors with stall margin and efficiency optimization and methods for improving gas turbine engine performance therewith

#92
20160017740
2016-01-21

Riffled seal for a turbomachine, turbomachine and method of manufacturing a riffled seal for a turbomachine

#93
20160010475
2016-01-14

Serrated outer surface for vortex initiation within the compressor stage of a gas turbine

#94
20160003360
2016-01-07

Brush seal

#95
20160003087
2016-01-07

Edge treatment for gas turbine engine component

#96
20150377034
2015-12-31

Gas turbine engine component external surface micro-channel cooling

#97
20150369173
2015-12-24

Exhaust liner flange cooling

#98
20150369071
2015-12-24

Gas turbine engine component having tip vortex creation feature

#99
20150361814
2015-12-17

Gas turbine rotor blade and gas turbine rotor

#100
20150330229
2015-11-19

Tip leakage flow directionality control

#101
20150292337
2015-10-15

Components resistant to traveling wave vibration and methods for manufacturing the same

#102
20150240653
2015-08-27

Turbine abradable layer with zig zag groove pattern

#103
20150233262
2015-08-20

Gas turbine engine

#104
20150152741
2015-06-04

Turbocharger with variable turbine geometry having grooved guide vanes

#105
20150125286
2015-05-07

ATR axial V-groove

#106
20150125285
2015-05-07

Integrated nozzle and plug

#107
20150125284
2015-05-07

ATR full ring sliding nacelle

#108
20150125270
2015-05-07

ATR guide pins for sliding nacelle

#109
20150122233
2015-05-07

Variable geometry system turbocharger and method of manufacturing housing for variable geometry system turbocharger

#110
20150104322
2015-04-16

Thermal management article and method of forming the same, and method of thermal management of a substrate

#111
20150071773
2015-03-12

Centrifugal pump

#112
20140346741
2014-11-27

Stationary part sealing structure

#113
20140295086
2014-10-02

Process for producing a layer system

#114
20140294560
2014-10-02

Gas turbine shroud assemblies

#115
20140290257
2014-10-02

Impingement cooling mechanism, turbine blade and cumbustor

#116
20140272310
2014-09-18

Coating interface

#117
20140271229
2014-09-18

Turbine blade

#118
20130323080
2013-12-05

Vortex generators for improved film effectiveness

#119
20130272855
2013-10-17

Turbine

#120
20130202439
2013-08-08

ROTATING ASSEMBLY FOR A TURBINE ASSEMBLY

#121
20130177412
2013-07-11

Gas turbine stator assembly

#122
20130101409
2013-04-25

Turbine component including airfoil with contour

#123
20130094944
2013-04-18

Bucket assembly for turbine system

#124
20130039777
2013-02-14

Airfoil including trench with contoured surface

#125
20130011248
2013-01-10

REDUCTION IN THERMAL STRESSES IN MONOLITHIC CERAMIC OR CERAMIC MATRIX COMPOSITE SHROUD

#126
20120328451
2012-12-27

Platform cooling passages and methods for creating platform cooling passages in turbine rotor blades

#127
20120328420
2012-12-27

Turbofan and indoor unit of air-conditioning apparatus including the same

#128
20120255870
2012-10-11

Methods of fabricating a coated component using multiple types of fillers

#129
20120076645
2012-03-29

Endwall component for a turbine stage of a gas turbine engine

#130
20120051923
2012-03-01

Composite vane mounting

#131
20120027604
2012-02-02

Composite vane mounting

#132
20120003084
2012-01-05

Flow discouraging systems and gas turbine engines

#133
16405450
2020-08-25

Reverse vortex ring (RVR) for dramatic improvements in rocket engine turbomachinery rotordynamic stability margins