ClassID:

139216

F02C7/277 - CPC Classification

Classification description:

Features, components parts, details or accessories, not provided for in, or of interest apart form groups  - ; Air intakes for jet-propulsion plants; Starting; Ignition; Starting drives for the rotor, acting directly on the rotor of the gas turbine to be started; Mechanical drives the starter being a separate turbine

Recent Application in this class:
#1
20260146562
2026-05-28

TURBINE ENGINE INCLUDING AN AIR TURBINE STARTER AND A BLEED AIR CIRCUIT

#2
20260139627
2026-05-21

EMERGENCY START OF A GAS TURBINE ENGINE

#3
20260125987
2026-05-07

AIR TURBINE STARTER CONTAINMENT SYSTEM

#4
20260009361
2026-01-08

GAS TURBINE ENGINE BUFFER AIR AUGMENTATION SYSTEM AND METHOD

#5
20250389228
2025-12-25

INTEGRATED AIR TURBINE STARTER

#6
20250376949
2025-12-11

INTEGRAL TURBINE WHEEL TO CLUTCH

#7
20250347253
2025-11-13

PNEUMATIC START SYSTEM WITH INTEGRATED ELECTRIC GENERATOR POWERED BY ENGINE ENVIRONMENTAL CONTROL BLEED SUPPLY

#8
20250314204
2025-10-09

TURBINE ENGINE INCLUDING AN ENGINE STARTER ASSEMBLY

#9
20250250908
2025-08-07

AIR TURBINE STARTER

#10
20250163823
2025-05-22

HYBRID GAS TURBOFAN POWERED SUB-IDLE DESCENT MODE

#11
20250137405
2025-05-01

TURBINE ENGINE INCLUDING AN AIR TURBINE STARTER AND A BLEED AIR CIRCUIT

#12
20250035049
2025-01-30

MULTI-MODAL GAS-TURBINE ENGINE STARTING

#13
20250035048
2025-01-30

TURBINE ENGINE INCLUDING AN ENGINE STARTER ASSEMBLY

#14
20250035044
2025-01-30

EMERGENCY START OF A GAS TURBINE ENGINE

#15
20250035043
2025-01-30

EMERGENCY START OF A GAS TURBINE ENGINE

#16
20250027534
2025-01-23

AIR TURBINE STARTER WITH FLUID DAMPING ASSEMBLY

#17
20250027453
2025-01-23

Air turbine starter with decoupler

#18
20240384686
2024-11-21

AIR TURBINE STARTER WITH CONTAINMENT ASSEMBLY

#19
20240360795
2024-10-31

Air turbine starter with damping member

#20
20240360794
2024-10-31

Air turbine starter

#21
20240318603
2024-09-26

Combined control valve and air turbine starter

#22
20240240591
2024-07-18

Air turbine starter with lubrication recirculation circuit

#23
20240018909
2024-01-18

Air turbine starter with lubrication recirculation circuit

#24
20230374943
2023-11-23

Air turbine starter with decoupler

#25
20230243270
2023-08-03

Air turbine starter with shaped vanes

#26
20230235704
2023-07-27

Air starter with offset interface

#27
20230184173
2023-06-15

AIR TURBINE STARTER CONTAINMENT SYSTEM

#28
20220349348
2022-11-03

System and method for controlling dual starter air valve

#29
20220243601
2022-08-04

Air turbine starter with shaped vanes

#30
20220235708
2022-07-28

Aircraft turbomachine comprising means for priming the lubricating pump

#31
20220195942
2022-06-23

Air turbine starter torque control system

#32
20220155008
2022-05-19

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#33
20220154600
2022-05-19

PNEUMATIC STARTER SUPPLEMENTAL LUBRICATION SYSTEM

#34
20220106889
2022-04-07

Electrical system for aircraft

#35
20220065169
2022-03-03

Air turbine starter with nozzle retention mechanism

#36
20220049619
2022-02-17

Turbine engine and method of cooling

#37
20220049613
2022-02-17

Air turbine starter with primary and secondary air flow paths

#38
20220042422
2022-02-10

Foil-air bearing assembly for engine starter

#39
20220018288
2022-01-20

Air starter with offset interface

#40
20220018287
2022-01-20

Exhaust baffle component for an air turbine assembly

#41
20210388736
2021-12-16

Oil life of oil in a gearbox of an air turbine starter

#42
20210372328
2021-12-02

Air turbine starter containment system

#43
20210324952
2021-10-21

Lubrication system for components in an engine starter

#44
20210324801
2021-10-21

System and method for controlling engine speed with bowed rotor mitigation

#45
20210324758
2021-10-21

Multi-engine coordination during gas turbine engine motoring

#46
20210301728
2021-09-30

Air turbine starter containment system

#47
20210301727
2021-09-30

AIR TURBINE STARTER CONTAINMENT SYSTEM

#48
20210301726
2021-09-30

Exhaust baffle component for an air turbine starter assembly

#49
20210293184
2021-09-23

Decoupler for engine starter

#50
20210239012
2021-08-05

Foil-air bearing assembly for engine starter

#51
20210189968
2021-06-24

Air turbine starter air valve

#52
20210189967
2021-06-24

Air starter with bearing cooling

#53
20210148285
2021-05-20

Starter assembly and methods for starting a combustion engine

#54
20200408104
2020-12-31

System and method for controlling dual starter air valve

#55
20200355121
2020-11-12

Bleed expander cooling with turbine

#56
20200347746
2020-11-05

Method and system for mitigating bowed rotor operation of gas turbine engine

#57
20200306900
2020-10-01

Prognostic monitoring and failure detection of rotating components

#58
20200271138
2020-08-27

Dual redundant two-stage valve

#59
20200256256
2020-08-13

Starter locking assemblies and methods

#60
20200239151
2020-07-30

Alternating starter use during multi-engine motoring

#61
20200217251
2020-07-09

AIRFLOW CONTROL FOR AIR TURBINE STARTER

#62
20200217226
2020-07-09

Drive assembly for a gas turbine engine

#63
20200182156
2020-06-11

Air turbine starter with decoupler

#64
20200149476
2020-05-14

System and method for supplying compressed air to a main engine starter motor

#65
20200141324
2020-05-07

Decoupler assemblies for engine starter

#66
20200132032
2020-04-30

Combined cycle plant, control device thereof, and steam turbine startup method

#67
20200123983
2020-04-23

Air turbine starter with decoupler

#68
20200123982
2020-04-23

Accessory gearbox with oppositely disposed starter/generator and air turbine starter

#69
20200123981
2020-04-23

Parallel starter/generator and air turbine starter

#70
20200123980
2020-04-23

Dual mode starter generator

#71
20200123979
2020-04-23

Coaxial starter/generator and air turbine starter

#72
20200056547
2020-02-20

AIR TURBINE START SYSTEM

#73
20200056497
2020-02-20

HYBRID GAS TURBOFAN POWERED SUB-IDLE DESCENT MODE

#74
20200025096
2020-01-23

Aeroderivative jet engine accessory starter relocation to main shaft—directly connected to HPC shaft

#75
20200025073
2020-01-23

Gas turbine engine compressor control method

#76
20200003072
2020-01-02

Air turbine starter with turbine air exhaust outlet valve

#77
20190383220
2019-12-19

Pressurized air systems for aircraft and related methods

#78
20190376405
2019-12-12

Electrical system for aircraft

#79
20190331176
2019-10-31

Synchronous engagement clutch

#80
20190331029
2019-10-31

Air turbine starter with decoupler

#81
20190285001
2019-09-19

Pyrotechnic device

#82
20190242269
2019-08-08

Starter air valve systems configured for low speed motoring

#83
20190226405
2019-07-25

Airflow control for air turbine starter

#84
20190218975
2019-07-18

ELECTRO-PNEUMATIC GAS TURBINE ENGINE MOTORING SYSTEM FOR BOWED ROTOR ENGINE STARTS

#85
20190186359
2019-06-20

Rotor bow management

#86
20190186284
2019-06-20

Method and system for mitigating bowed rotor operation of gas turbine engine

#87
20190128191
2019-05-02

Energy scavenging health monitors for aircraft and other vehicles

#88
20190113085
2019-04-18

TURBOMACHINE TRAIN AND METHOD FOR COUPLING THE TURBOMACHINE TRAIN

#89
20190093558
2019-03-28

Integrated inlet particle separator (IPS) blower/engine starter

#90
20190063325
2019-02-28

Intercooled cooling air using cooling compressor as starter

#91
20190048800
2019-02-14

Decoupler assembly for engine starter

#92
20190032569
2019-01-31

AIR TURBINE STARTER

#93
20190032568
2019-01-31

Air turbine starter

#94
20190032567
2019-01-31

AIR TURBINE STARTER

#95
20190032566
2019-01-31

AIR TURBINE STARTER

#96
20190032565
2019-01-31

Air turbine starter with spark mitigation screen

#97
20190032564
2019-01-31

Air turbine starter

#98
20190032563
2019-01-31

Air turbine starter

#99
20190032562
2019-01-31

AIR TURBINE STARTER

#100
20190017484
2019-01-17

Air turbine starter and starting method thereof

#101
20180355764
2018-12-13

Low-power bowed rotor prevention system

#102
20180347669
2018-12-06

Planetary gear system and air turbine starter

#103
20180346100
2018-12-06

Manual bowed rotor and full override

#104
20180335253
2018-11-22

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#105
20180328286
2018-11-15

Decoupler assemblies for engine starter

#106
20180327117
2018-11-15

Modified start sequence of a gas turbine engine

#107
20180283218
2018-10-04

Drive assembly for a gas turbine engine

#108
20180274390
2018-09-27

Bowed rotor prevention system

#109
20180266328
2018-09-20

Air turbine starter with automated variable inlet vanes

#110
20180265223
2018-09-20

Modified start sequence of a gas turbine engine

#111
20180230852
2018-08-16

System and method for controlling dual starter air valve

#112
20180223738
2018-08-09

Starter air valve system with dual electromechanical controls

#113
20180216537
2018-08-02

Gas turbine start system to enable rotor thermal stabilization with backup bleed bypass cooling mode

#114
20180209347
2018-07-26

Dual inline valve with manual override

#115
20180209295
2018-07-26

STARTER CONTROLLER

#116
20180202367
2018-07-19

Gas turbine engine dual towershaft accessory gearbox assembly with a transmission

#117
20180202310
2018-07-19

Gas turbine engine dual towershaft accessory gearbox and starter generator assembly

#118
20180195437
2018-07-12

TURBOMACHINE AIR STARTER COMPRISING FIRST AND SECOND LUBRICATION COMPARTMENTS

#119
20180179912
2018-06-28

Starter air valve systems configured for low speed motoring

#120
20180179911
2018-06-28

Starter air valve systems configured for low speed motoring

#121
20180178925
2018-06-28

Starter issue detection

#122
20180149090
2018-05-31

Metered orifice for motoring of a gas turbine engine

#123
20180112783
2018-04-26

Compressor surge protection

#124
20180112600
2018-04-26

STARTER AIR VALVE SYSTEM WITH REGULATING BLEED

#125
20180100438
2018-04-12

Integrated starter for aerial vehicle

#126
20180094588
2018-04-05

Gas turbine engine motoring with starter air valve manual override

#127
20180073384
2018-03-15

Aircraft turbine engine with planetary or epicyclic gear train

#128
20180058973
2018-03-01

Method for detecting a fluid leak in a turbomachine and fluid distribution system

#129
20180030900
2018-02-01

Air Turbine Starter with Integrated Motor for Main Engine Cooling

#130
20180023413
2018-01-25

Multi-engine coordination during gas turbine engine motoring

#131
20180022465
2018-01-25

Alternating starter use during multi-engine motoring

#132
20180022464
2018-01-25

Cross engine coordination during gas turbine engine motoring

#133
20180017031
2018-01-18

COMBINED CYCLE PLANT, CONTROL DEVICE THEREOF, AND STEAM TURBINE STARTUP METHOD

#134
20180016988
2018-01-18

Air turbine start system

#135
20180010523
2018-01-11

Gas turbine engine starter reduction gear train with geared rotary actuator

#136
20180010522
2018-01-11

Gas turbine engine starter reduction gear train with stacked planetary gear systems

#137
20170370294
2017-12-28

Deformable turbine bearing mount for air turbine starter

#138
20170369180
2017-12-28

Operating auxiliary power unit during off-nominal propulsion system operation

#139
20170363010
2017-12-21

Air turbine starter with decoupler

#140
20170356457
2017-12-14

Active core cooling system

#141
20170356345
2017-12-14

Air turbine starter with decoupler

#142
20170342855
2017-11-30

Turbine engine and method of cooling

#143
20170335772
2017-11-23

System and method of gas turbine engine shaft cooling

#144
20170328282
2017-11-16

Hybrid aircraft turbine engine starting system and method

#145
20170327235
2017-11-16

Dual-use air turbine system for a gas turbine engine

#146
20170321610
2017-11-09

Anti-windmilling starter generator

#147
20170241347
2017-08-24

Removable pack for reactivating a turboshaft engine, architecture for a multi-engine system for propelling a helicopter, provided with such a pack, and corresponding helicopter

#148
20170234237
2017-08-17

GAS TURBINE ENGINE MOTORING VARIABLE FREQUENCY GENERATOR SYSTEM FOR BOWED ROTOR ENGINE STARTS

#149
20170234236
2017-08-17

Bowed rotor start using a variable position starter valve

#150
20170233103
2017-08-17

Modified start sequence of a gas turbine engine

#151
20170233080
2017-08-17

Cabin blower system

#152
20170219019
2017-08-03

Method and disconnector for disconnecting a drive shaft

#153
20170218847
2017-08-03

Device and method for testing the integrity of a helicopter turbine engine rapid restart system

#154
20170211483
2017-07-27

Pneumatic device for rapidly reactivating a turbine engine, architecture for a propulsion system of a multi-engine helicopter provided with such a device, and corresponding helicopter

#155
20170198641
2017-07-13

Air turbine starter with lubrication valve

#156
20170106985
2017-04-20

Aircraft pneumatic system

#157
20170016399
2017-01-19

Method for assisting a turboshaft engine in standby of a multiple-engine helicopter, and architecture of a propulsion system of a helicopter comprising at least one turboshaft engine that can be in standby

#158
20160290240
2016-10-06

Air turbine starter systems including gearbox-integrated clutch modules and gas turbine engines employing the same

#159
20160281668
2016-09-29

Fluid powered starter with a variable turbine stator

#160
20160265400
2016-09-15

Engine lubrication heating system

#161
20160237909
2016-08-18

Intercooled cooling air using cooling compressor as starter

#162
20160230672
2016-08-11

System and method for emergency starting of an aircraft turbomachine

#163
20160167789
2016-06-16

Cabin blower system

#164
20150308283
2015-10-29

Turbomachine starter oil filtration system

#165
20150292414
2015-10-15

Air turbine starters having oil feed shutoff valves and gas turbine engines including the same

#166
20150167553
2015-06-18

Systems and methods for controlling aircraft main engine speeds by adjusting compressed air flow from an APU

#167
20150122944
2015-05-07

Method and architecture for the optimized transfer of power between an auxiliary power motor and the main engines of a helicopter

#168
20150107263
2015-04-23

Pneumatic control valve

#169
20150082805
2015-03-26

AIR TURBINE STARTER INCLUDING A LIGHTWEIGHT, LOW DIFFERENTIAL PRESSURE CHECK VALVE

#170
20140373554
2014-12-25

Air turbine starter pressure monitor system

#171
20140373553
2014-12-25

Method and system for starting up an aircraft turbomachine

#172
20140373552
2014-12-25

Method and system for starting up an aircraft turbomachine by real-time regulation of air flow

#173
20140373518
2014-12-25

System and method for spinning up a rotary element of a mechanical device, particularly a turbomachine

#174
20140245727
2014-09-04

Turbine engine starting system

#175
20130292594
2013-11-07

WEAR COMBINATION FOR STARTER AIR VALVE

#176
20130174575
2013-07-11

Gas turbine engine starter-generator with integrated lube oil scavenge functionality

#177
20130091863
2013-04-18

Planet gear for air turbine starter system

#178
20130051975
2013-02-28

Air turbine starter and method for venting without loss of oil

#179
20130031912
2013-02-07

GAS TURBINE START ARCHITECTURE

#180
20130022454
2013-01-24

Air turbine starter

#181
20120328426
2012-12-27

Air turbine starter turbine nozzle airfoil

#182
20120266606
2012-10-25

Air turbine start system with monopole starter air valve position

#183
20120180498
2012-07-19

Anti-windmilling starter generator

#184
20120171017
2012-07-05

Anti-rotation for thrust washers in planetary gear system

#185
20120118103
2012-05-17

Integrated accessory gearbox and engine starter

#186
20120114475
2012-05-10

Air turbine starter one-piece air exit port baffle

#187
20120111022
2012-05-10

Combined air turbine starter, air-oil cooler, and fan

#188
20120067062
2012-03-22

Turbine starter valve

#189
20120045342
2012-02-23

Air turbine starter turbine blade airfoil

#190
20120045320
2012-02-23

Air turbine starter turbine nozzle airfoil

#191
20120042659
2012-02-23

Air turbine starter inlet housing assembly airflow path

#192
20120023966
2012-02-02

Power plant start-up method and method of venting the power plant

#193
20120017723
2012-01-26

Planet shaft retention in planetary gear system

#194
20120006035
2012-01-12

TURBINE RIM CUTTER FOR AIR TURBINE STARTER

#195
20110308345
2011-12-22

Interface with mount features for precise alignment

#196
20110203249
2011-08-25

Turbine starter lubricant cooling

#197
20110188997
2011-08-04

Brake mechanism for air turbine starter

#198
20100229567
2010-09-16

Turbine engine arrangement

#199
20100204788
2010-08-12

Single optic accommodative intraocular lens system

#200
20100192594
2010-08-05

Compressed air starter for turbomachine

#201
20090320491
2009-12-31

Dual clutch arrangement and method

#202
20090314002
2009-12-24

Bi-modal turbine assembly and starter / drive turbine system employing the same

#203
20090211260
2009-08-27

Multi-Spool Intercooled Recuperated Gas Turbine

#204
20090199567
2009-08-13

Decoupler devices to prevent backdrive in air turbine starters

#205
20090120098
2009-05-14

Gas turbine engine comprising a starter in the auxiliary gear box

#206
20090106978
2009-04-30

Methods for operating gas turbine engines

#207
20080245050
2008-10-09

Apparatus for operating gas turbine engines

#208
20080072568
2008-03-27

Gas turbine engine assembly and method of assembling same

#209
20070289285
2007-12-20

Compressed-Air Generating System

#210
20070089420
2007-04-26

Gas turbine, in particular aircraft engine and method for generating electrical energy in a gas turbine

#211
20060257253
2006-11-16

Shroud for an air turbine starter

#212
20060232071
2006-10-19

TURBO SET WITH STARTING DEVICE

#213
20060168968
2006-08-03

Systems and methods for starting aircraft engines

#214
20060104806
2006-05-18

Low friction O-ring for use in a carbon face seal

#215
20060045739
2006-03-02

Air turbine starter enhancement for clearance seal utilization

#216
20060032234
2006-02-16

Combined power main engine start system

#217
20060021323
2006-02-02

Turbine engine arrangement

#218
20050276685
2005-12-15

Pneumatic valve control using downstream pressure feedback and an air turbine starter incorporating the same

#219
20050265823
2005-12-01

Pneumatic valve control having improved opening characteristics and an air turbine starter incorporating the same

#220
20050191166
2005-09-01

Passive improved air turbine starter lubrication system

#221
20050186067
2005-08-25

Air turbine starter having a force balanced, pressure energized, weighted check valve

#222
20050139019
2005-06-30

Air turbine starter having a low differential check valve

#223
20050058542
2005-03-17

Air turbine starter with unitary inlet and stator

#224
20050047912
2005-03-03

Fluid-cooled mechanical face seal rotor

#225
18361086
2024-09-24

Bus bar interconnect for low voltage battery start of gas-turbine engine

#226
15410992
2018-05-01

Dual inline starter air valve

#227
15201842
2019-12-03

Gas turbine engine starter reduction gear train with jacking and planetary geared transmission

#228
15042331
2017-05-30

Bowed rotor prevention system