ClassID:

136813

F01D5/10 - CPC Classification

Classification description:

Blades; Blade-carrying members ; Heating, heat-insulating, cooling or antivibration means on the blades or the members; Blade-carrying members, e.g. rotors Anti- vibration means

Recent Application in this class:
#1
20250347227
2025-11-13

BLADE ARRANGEMENT OF A THERMAL TURBOMACHINE THROUGH WHICH AXIAL FLOW MAY PASS, AND THERMAL TURBOMACHINE THROUGH WHICH AXIAL FLOW MAY PASS

#2
20250320820
2025-10-16

METHOD OF MITIGATING ROTOR BOW IN A TURBINE ENGINE ROTOR

#3
20250283410
2025-09-11

AIRFOIL ROTOR HUB SYSTEM HAVING INTENTIONAL FREQUENCY MISTUNING

#4
20250230750
2025-07-17

BLADE VIBRATION MITIGATION OF INTEGRALLY BLADED ROTOR BY DAMPING ON DISK

#5
20250223906
2025-07-10

ROTOR STAGE FOR A GAS TURBINE ENGINE

#6
20250207498
2025-06-26

TWO PIECE RETRACTABLE ENGINE CENTER BODY FOR BALANCING

#7
20250154871
2025-05-15

TAILORING ROTOR BLADE COATING TO TUNE GAS TURBINE ENGINE BLADED ROTOR

#8
20250052159
2025-02-13

Rotor assembly having protective core and gas turbine engine comprising same

#9
20250003344
2025-01-02

NESTED DAMPER PIN AND VIBRATION DAMPENING SYSTEM FOR TURBINE NOZZLE OR BLADE

#10
20250003339
2025-01-02

MISTUNING ALTERNATE BLADES IN A GAS TURBINE ENGINE

#11
20240254881
2024-08-01

BLADE FASTENING ASSEMBLY AND GAS TURBINE INCLUDING SAME

#12
20240240563
2024-07-18

DAMPER RING FOR REDUCING UNWANTED VIBRATIONS OF A BLISK, AS WELL AS BLISK AND TURBOMACHINE

#13
20240167384
2024-05-23

Turbine rotor blade and turbine

#14
20240093609
2024-03-21

Geometric approach to stress reduced intra-flow path shrouds for tuning modal responses in ram air turbine rotors

#15
20240058904
2024-02-22

Techniques for automated maintenance of integrally bladed rotors

#16
20230193762
2023-06-22

Rotor damper with contact biasing feature for turbine engines

#17
20230117555
2023-04-20

BLADE VIBRATION MITIGATION OF INTEGRALLY BLADED ROTOR BY DAMPING ON DISK

#18
20230057973
2023-02-23

Flexible frustoconical input shaft

#19
20230012799
2023-01-19

Vibration response reduction for aircraft engines

#20
20220389874
2022-12-08

ASSEMBLY FOR A TURBINE ENGINE

#21
20220373060
2022-11-24

Arrangement for reducing oscillation

#22
20220333491
2022-10-20

Airfoil assembly

#23
20220325628
2022-10-13

Integrally bladed turbomachine rotor

#24
20220307521
2022-09-29

Rotor with centrifugally wedged damper

#25
20220299040
2022-09-22

Damping device

#26
20220266399
2022-08-25

Techniques for automated maintenance of integrally bladed rotors

#27
20220228495
2022-07-21

Turbomachine assembly having a damper

#28
20220228491
2022-07-21

Assembly for turbomachine

#29
20220162946
2022-05-26

Aircraft turbomachine rotor comprising a damping device

#30
20220154580
2022-05-19

Variable stiffness damper system

#31
20220145768
2022-05-12

Compact axial turbine for high density working fluid

#32
20220135242
2022-05-05

Geometric approach to stress reduced intra-flow path shrouds for tuning modal responses in ram air turbine rotors

#33
20220112810
2022-04-14

Rotor assembly and rotating machine

#34
20220034229
2022-02-03

Bladed rotor system and corresponding method of servicing

#35
20220034228
2022-02-03

Turbomachine rotor

#36
20210404341
2021-12-30

Stiffened torque tube for gas turbine engine

#37
20210301830
2021-09-30

Blade rotor and fluid working machine comprising such a rotor

#38
20210291989
2021-09-23

Rotor hub fairing with integral cooling capabilities

#39
20210246790
2021-08-12

Disk supported damper for a gas turbine engine

#40
20210172322
2021-06-10

High cycle fatigue design for gas turbine engines

#41
20210163128
2021-06-03

Electronic control of blade pitch on a tiltrotor

#42
20210156257
2021-05-27

Damper assemblies for rotating drum rotors of gas turbine engines

#43
20210156256
2021-05-27

Damper seals for rotating drums in turbomachines

#44
20210095567
2021-04-01

Turbine blade, turbine, and method of tuning natural frequency of turbine blade

#45
20210087936
2021-03-25

DETUNED TURBINE BLADE TIP SHROUDS

#46
20210079794
2021-03-18

Damping device

#47
20210079792
2021-03-18

Method and system for rotor stabilization

#48
20210054756
2021-02-25

Heatshield with damper member

#49
20200362701
2020-11-19

Stiffened torque tube for gas turbine engine

#50
20200340364
2020-10-29

TURBINE WHEEL ASSEMBLY WITH CERAMIC MATRIX COMPOSITE BLADES

#51
20200141242
2020-05-07

Mistuned rotors and methods for manufacture

#52
20200123906
2020-04-23

Mistuned airfoil assemblies

#53
20200072056
2020-03-05

Damper groove with strain derivative amplifying pockets

#54
20200063564
2020-02-27

Turbulent air reducer for a gas turbine engine

#55
20200062412
2020-02-27

Turbine engine assembly and method of manufacturing thereof

#56
20190330985
2019-10-31

Deliberately mistuned bladed wheel

#57
20190249747
2019-08-15

Friction shaft damper for axial vibration mode

#58
20190234216
2019-08-01

High efficiency centrifugal impeller with balancing weights

#59
20190186276
2019-06-20

Damping device

#60
20190186270
2019-06-20

Damping device

#61
20190153896
2019-05-23

Squeeze film damper for a gas turbine engine

#62
20190128137
2019-05-02

Structure for mitigating vibratory modes of counter-rotating engine rotors

#63
20190128120
2019-05-02

Combination for sealing a gap between turbomachine blades and for reducing vibrations of the turbomachine blades

#64
20190085868
2019-03-21

Mistuned compressor rotor with hub scoops

#65
20190055848
2019-02-21

Blade platform with damper restraint

#66
20180372119
2018-12-27

METHOD FOR GENERATING AND SELECTING A MISTUNING PATTERN OF A BLADED WHEEL OF A TURBOMACHINE

#67
20180340425
2018-11-29

Airfoil damping assembly for gas turbine engine

#68
20180313216
2018-11-01

Method for intentionally mistuning a turbine blade of a turbomachine

#69
20180250733
2018-09-06

Method for manufacturing blisk, and blisk intermediate product

#70
20180238342
2018-08-23

Fan

#71
20180238174
2018-08-23

Fan

#72
20180230818
2018-08-16

Damping inserts and methods for shrouded turbine blades

#73
20180179897
2018-06-28

Turbine stator vane and/or turbine rotor vane with a cooling flow adjustment feature and corresponding method of adapting a vane

#74
20180135416
2018-05-17

Gas turbine

#75
20180119552
2018-05-03

Pulse body module with bearing protection

#76
20180087384
2018-03-29

Damper groove with strain derivative amplifying pockets

#77
20180073366
2018-03-15

Rotational imbalance reduction

#78
20180051701
2018-02-22

Embedded electric machine

#79
20180038382
2018-02-08

Mistuned laminate airfoil

#80
20170373612
2017-12-28

Harvesting energy from composite aircraft engine components

#81
20170342840
2017-11-30

Friction damper

#82
20170337306
2017-11-23

Method for determining vibratory contact stress at a blade attachment

#83
20170335865
2017-11-23

Method and system for mitigating rotor bow

#84
20170321556
2017-11-09

Damper ring

#85
20170306772
2017-10-26

Piezoelectric damping rings

#86
20170275999
2017-09-28

CMC turbine blade platform damper

#87
20170268376
2017-09-21

Optical imaging system for a gas turbine engine

#88
20170234133
2017-08-17

Gas turbine engine with ring damper

#89
20170211592
2017-07-27

Rotor in blisk or bling design of an aircraft engine

#90
20170191377
2017-07-06

DAMPER AND METHODS OF MAKING AND USING THE SAME

#91
20170190414
2017-07-06

Rotor damping

#92
20170175761
2017-06-22

Gas turbine engine with short inlet and mistuned fan blades

#93
20170152747
2017-06-01

Disk assembly and turbine including the same

#94
20170145826
2017-05-25

De-oiler balance weights for turbomachine rotors and systems for removing excess oil from turbomachine rotors

#95
20170107849
2017-04-20

Airfoil for axial flow machine

#96
20170097016
2017-04-06

Blade disk arrangement for blade frequency tuning

#97
20170022819
2017-01-26

Rotor device of an aircraft engine with a damping device between turbines blades

#98
20160362982
2016-12-15

Turbomachine comprising a shaft sleeve and associated sleeve tube

#99
20160333696
2016-11-17

Mobile member of a turbomachine which comprises means for changing the resonance frequency of same

#100
20160298460
2016-10-13

Rotor damper

#101
20160298459
2016-10-13

ROTOR DAMPER

#102
20160298458
2016-10-13

Rotor damper

#103
20160298457
2016-10-13

ROTOR DAMPER

#104
20160273367
2016-09-22

Faceted turbine blade damper-seal

#105
20160258294
2016-09-08

Rotor of a turbine of a gas turbine with improved cooling air routing

#106
20160251963
2016-09-01

Rotor blade vibration damper

#107
20160194972
2016-07-07

Seal and clip-on damper system and device

#108
20160194961
2016-07-07

Piezoelectric damping rings

#109
20160146041
2016-05-26

Blade or vane for a turbomachine and axial turbomachine

#110
20160144970
2016-05-26

Turbine engine assembly and method of manufacturing thereof

#111
20160130948
2016-05-12

Rotor for a turbine

#112
20160123153
2016-05-05

Turbine wheel for a turbine engine

#113
20160115824
2016-04-28

Rotary system

#114
20160115821
2016-04-28

Bladed rotor disk including anti-vibratory feature

#115
20160102557
2016-04-14

Vibration dampers for turbine blades

#116
20160090861
2016-03-31

Steam turbine

#117
20160061041
2016-03-03

BAND-TYPE FAN STRUCTURE

#118
20160053617
2016-02-25

Rotors with modulus mistuned airfoils

#119
20160047270
2016-02-18

Split ring spring dampers for gas turbine rotor assemblies

#120
20160033321
2016-02-04

Method and system for monitoring sub-synchronous torsional oscillations of a shaft line of a steam turbine

#121
20160032725
2016-02-04

Methods for optimized engine balancing based on flight data

#122
20160003264
2016-01-07

Gas turbine blade array with reduced acoustic output

#123
20150381013
2015-12-31

Through flow ventilation system for a power generation turbine package

#124
20150369075
2015-12-24

Rotating fluid machine

#125
20150369049
2015-12-24

Damper for an integrally bladed rotor

#126
20150369048
2015-12-24

Turbine blade and damper retention

#127
20150361826
2015-12-17

Gas turbine engine airfoil curvature

#128
20150330233
2015-11-19

Blade anchored securely in radial translation, propeller, turbine engine and aircraft

#129
20150330225
2015-11-19

Rotor and gas turbine engine including a rotor

#130
20150322803
2015-11-12

Rotor for a gas turbine engine

#131
20150315914
2015-11-05

A METHOD OF BALANCING A TURBINE ENGINE ROTOR, AND A ROTOR BALANCED BY SUCH A METHOD

#132
20150292337
2015-10-15

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

#133
20150276523
2015-10-01

Wheel fastening inspection method, wheel fastening method, wheel fastening inspection device and wheel fastening device

#134
20150267538
2015-09-24

Steam turbine with resonance chamber

#135
20150260046
2015-09-17

Method for designing a turbine

#136
20150198047
2015-07-16

Mistuned airfoil assemblies

#137
20150198044
2015-07-16

Gas turbine having damping clamp

#138
20150168139
2015-06-18

Method and apparatus for determining gas turbine dampening cone inner diameter

#139
20150152739
2015-06-04

Turbine blade rail damper

#140
20150063985
2015-03-05

Guide blade ring for an axial turbomachine and method for designing the guide blade ring

#141
20150047191
2015-02-19

Method for balancing and assembling a turbine rotor

#142
20150003965
2015-01-01

TURBOMACHINE FOR GENERATING POWER HAVING A TEMPERATURE MEASUREMENT DEVICE IN A REGION OF THE ROTOR

#143
20140369815
2014-12-18

CONTROL OF LOW VOLUMETRIC FLOW INSTABILITES IN STEAM TURBINES

#144
20140356173
2014-12-04

Turbine engine wheel, in particular for a low pressure turbine

#145
20140356134
2014-12-04

Dampers for fan spinners of aircraft engines

#146
20140348657
2014-11-27

Turbomachine blade

#147
20140301852
2014-10-09

Blade cascade for turbo machine

#148
20140260323
2014-09-18

Gas turbine engine and active balancing system

#149
20140234106
2014-08-21

Balancing weight for a fan wheel

#150
20140119918
2014-05-01

Damper for a turbine rotor assembly

#151
20140119916
2014-05-01

Damper for a turbine rotor assembly

#152
20140093375
2014-04-03

Reduced height ligaments to minimize non-integral vibrations in rotor blades

#153
20140072432
2014-03-13

BLADE ARRANGEMENT FOR A TURBO ENGINE

#154
20140064973
2014-03-06

Impeller and method for driving fluids using the same

#155
20140050590
2014-02-20

Intentionally frequency mistuned turbine blades

#156
20140044546
2014-02-13

Bladed rotor for a turbomachine

#157
20130343894
2013-12-26

Turbine wheel in a turbine engine

#158
20130340521
2013-12-26

Rotor balancing method

#159
20130259658
2013-10-03

Variable vane inner platform damping

#160
20130216351
2013-08-22

Magnetically-coupled damper for turbomachinery

#161
20130195615
2013-08-01

Drive shaft system

#162
20130170998
2013-07-04

Impeller tube assembly

#163
20130101395
2013-04-25

Turbine blade rail damper

#164
20130071245
2013-03-21

Rotor with improved balancing features

#165
20130051981
2013-02-28

Gas turbine engines including broadband damping systems and methods for producing the same

#166
20130032664
2013-02-07

Counter-torque device for a helicopter

#167
20130004313
2013-01-03

Damper for an integrally bladed rotor

#168
20120251324
2012-10-04

Rotor of an axial compressor stage of a turbomachine

#169
20120198858
2012-08-09

RING ELEMENT AND TURBOMACHINE HAVING SUCH A RING ELEMENT

#170
20120148401
2012-06-14

Blade disk arrangement for blade frequency tuning

#171
20120141296
2012-06-07

Vibration-damping shim for fan blade

#172
20120070270
2012-03-22

Damped assembly

#173
20110255973
2011-10-20

Damping element and method for damping rotor blade vibrations, a rotor blade, and a rotor

#174
20110044816
2011-02-24

Balancing apparatus for rotor assembly

#175
20100247310
2010-09-30

Intentionally mistuned integrally bladed rotor

#176
20100239422
2010-09-23

Components for gas turbine engines

#177
20100166565
2010-07-01

Turbine vane for gas turbine engine

#178
20100143149
2010-06-10

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

#179
20100135774
2010-06-03

Balancing flyweight, rotor disk equipped therewith, rotor and aircraft engine comprising them

#180
20100074752
2010-03-25

Rotor with improved balancing features

#181
20100061854
2010-03-11

Turbine blade damper arrangement

#182
20100054918
2010-03-04

Method for reducing the vibration levels of a propeller of a turbine engine

#183
20100028135
2010-02-04

Vibration damper

#184
20100028133
2010-02-04

TURBOMACHINE COMPONENT DAMPING STRUCTURE AND METHOD OF DAMPING VIBRATION OF A TURBOMACHINE COMPONENT

#185
20100021305
2010-01-28

Rotor element and method for producing the rotor element

#186
20090214347
2009-08-27

Split ring for a rotary part of a turbomachine

#187
20090136348
2009-05-28

Vibration damping of a static part using a retaining ring

#188
20090071256
2009-03-19

Vibrometer mounting mechanism

#189
20090071165
2009-03-19

Method of operating a gas turbine power plant

#190
20090014581
2009-01-15

Counter-torque device for a helicopter

#191
20090005183
2009-01-01

Damping device for a shaft of a turbomachine

#192
20090004021
2009-01-01

Movable impeller for a turbojet and turbojet comprising same

#193
20080304972
2008-12-11

Rotary body for turbo machinery with mistuned blades

#194
20080273964
2008-11-06

Stator damper shim

#195
20080206043
2008-08-28

Rotor for a turbomachine

#196
20080112809
2008-05-15

Highly slenderness rotor

#197
20080022691
2008-01-31

Method for designing a low-pressure turbine of an aircraft engine, and low-pressure turbine

#198
20070286732
2007-12-13

Enhanced bucket vibration system

#199
20070020101
2007-01-25

Fan rotor design for coincidence avoidance

#200
20060251507
2006-11-09

System and method for utilization of transmitted digital flight data acquisition information to accomplish vibration balance solutions

#201
20060056974
2006-03-16

Turbine blade nested seal damper assembly

#202
20050254958
2005-11-17

Natural frequency tuning of gas turbine engine blades

#203
20050249586
2005-11-10

Method for introducing a deliberate mismatch on a turbomachine bladed wheel and bladed wheel with a deliberate mismatch

#204
20050244272
2005-11-03

Rotor balancing device and method

#205
20050106008
2005-05-19

Fan assembly

#206
20050047919
2005-03-03

Methods and apparatus for reducing vibrations induced to compressor airfoils

#207
19034964
2025-11-04

Variable pitch airfoil assembly for a gas turbine engine

#208
18631471
2025-10-14

Method of mitigating rotor bow in a turbine engine rotor

#209
18528977
2024-08-06

Variable pitch airfoil assembly for an open fan rotor of an engine having a damping element

#210
18344008
2024-11-05

Damper element with spring-suspended bearing member for vibration dampening system for turbine blade

#211
18128739
2024-05-07

Splined balance weight for rotating components in gas turbine engines

#212
17717272
2023-09-12

Frangible airfoils

#213
15682694
2018-12-18

Squeeze film damper for a gas turbine engine