ClassID:

136912

F01D15/12 - CPC Classification

Classification description:

Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby Combinations with mechanical gearing

Recent Application in this class:
#1
20260146565
2026-05-28

GEARED GAS TURBINE ENGINE

#2
20260117706
2026-04-30

HIGH POWER EPICYCLIC GEARBOX AND OPERATION THEREOF

#3
20260092533
2026-04-02

GEAR RIM INTEGRATED BEARING OF A GEARBOX OF A GAS TURBINE ENGINE

#4
20260071557
2026-03-12

Hybrid Electric Propulsion System With Pitch Change Mechanism Operation

#5
20260063079
2026-03-05

LOW NOISE TURBINE FOR GAS TURBINE ENGINE

#6
20260036135
2026-02-05

TURBOFAN ENGINE INCLUDING A FAN ACTUATION SYSTEM

#7
20260028947
2026-01-29

TURBOMACHINERY ENGINES WITH HIGH-SPEED LOW-PRESSURE TURBINES

#8
20260002493
2026-01-01

ENGINE MOUNT SYSTEM FOR A GAS TURBINE ENGINE

#9
20250376953
2025-12-11

GEARED GAS TURBINE ENGINE

#10
20250361831
2025-11-27

HYBRID GAS TURBINE ENGINE

#11
20250361817
2025-11-27

DIFFERENTIAL GEARTRAIN FOR AIRCRAFT PROPULSION SYSTEM

#12
20250354522
2025-11-20

GAS TURBINE ENGINE WITH FRONT SUPPORT ARRANGEMENT

#13
20250347231
2025-11-13

GEARED TURBOFAN WITH OVERSPEED PROTECTION

#14
20250341175
2025-11-06

GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION AND BEARING SUPPORT FEATURES

#15
20250290564
2025-09-18

GEARBOX ASSEMBLY WITH LUBRICANT EXTRACTION VOLUME RATIO

#16
20250250016
2025-08-07

AIRCRAFT PROPULSION SYSTEM

#17
20250243819
2025-07-31

Hybrid Electric Propulsion System with Start Sequence and Shutdown Sequence

#18
20250189022
2025-06-12

EPICYCLIC SYSTEM WITH BEVEL ATTACHMENT FOR DUAL-POWER APPLICATIONS

#19
20250179921
2025-06-05

TURBOFAN ENGINE HAVING A LOW-PRESSURE TURBINE

#20
20250163828
2025-05-22

FLEXIBLE SUPPORT STRUCTURE FOR A GEARED ARCHITECTURE GAS TURBINE ENGINE

#21
20250154897
2025-05-15

GAS TURBINE ENGINE FRONT CENTER BODY ARCHITECTURE

#22
20250116327
2025-04-10

GEARED ARCHITECTURE GAS TURBINE ENGINE WITH PLANETARY GEAR OIL SCAVENGE

#23
20250116237
2025-04-10

VEHICLE WITH FUEL DENSIFIER

#24
20250102058
2025-03-27

Gearbox assembly with lubricant extraction volume ratio

#25
20250075629
2025-03-06

TURBOMACHINE COMPRISING A SPEED REDUCER HAVING ATTACHMENT FLANGES COUPLED BY A GEAR COUPLING

#26
20250058887
2025-02-20

ENGINE MOUNT SYSTEM FOR A GAS TURBINE ENGINE

#27
20250052204
2025-02-13

GAS TURBINE ENGINE WITH FRONT SUPPORT ARRANGEMENT

#28
20250052168
2025-02-13

EPICYCLIC GEAR TRAIN

#29
20250012221
2025-01-09

GEARED GAS TURBINE ENGINE

#30
20250003426
2025-01-02

LOW NOISE TURBINE FOR GEARED TURBOFAN ENGINE

#31
20240425185
2024-12-26

SPLIT FRONT HOUSING OF AIRCRAFT MOTOR FOR HIGH-POWER EXTRACTION FOR MOUNTED EXTERNAL ACCESSORIES

#32
20240417101
2024-12-19

GAS TURBINE ENGINE WITH CLUTCH ASSEMBLY

#33
20240401538
2024-12-05

ELECTRIC ENHANCED TRANSMISSION FOR MULTI-SPOOL LOAD-SHARING TURBOFAN ENGINE

#34
20240401537
2024-12-05

SELECTIVE POWER DISTRIBUTION FOR AN AIRCRAFT PROPULSION SYSTEM

#35
20240401500
2024-12-05

GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION AND BEARING SUPPORT FEATURES

#36
20240401490
2024-12-05

PROPULSION SYSTEM AND METHOD FOR OPERATION

#37
20240384662
2024-11-21

TURBOMACHINE WITH CANTILEVERED ROTOR WHEEL FOR INDUSTRIAL POWER PLANTS

#38
20240359801
2024-10-31

PARALLEL HYBRID POWERPLANT WITH TURBOFAN ENGINE CORE

#39
20240328328
2024-10-03

ELECTRIC MACHINE ASSEMBLY FOR A TURBINE ENGINE

#40
20240271577
2024-08-15

Hybrid electric propulsion system with start sequence and shutdown sequence

#41
20240271547
2024-08-15

Hybrid Electric Propulsion System With Pitch Change Mechanism Operation

#42
20240254924
2024-08-01

Turbomachine comprising a speed reduction gear and at least one electric machine

#43
20240254892
2024-08-01

ASSEMBLY FOR A TURBOMACHINE COMPRISING LUBRICANT EVACUATION MEANS, AND TURBOMACHINE EQUIPPED WITH SUCH AN ASSEMBLY

#44
20240253798
2024-08-01

Electrical propulsion system including a plurality of electric motors coupled to the same input shaft of a transmission system, aircraft including at least one such electrical propulsion assembly

#45
20240240569
2024-07-18

Gas turbine engine with idle thrust ratio

#46
20240229721
2024-07-11

ACCESSORY GEARBOX FOR AN AIRCRAFT TURBINE ENGINE COMPRISING A VERY LOW-SPEED ENGINE AND USE METHOD

#47
20240218804
2024-07-04

A GAS TURBINE AND GENERATOR ARRANGEMENT

#48
20240209747
2024-06-27

TURBFAN ENGINE

#49
20240191660
2024-06-13

High power epicyclic gearbox and operation thereof

#50
20240183283
2024-06-06

Free-turbine turbomachine comprising equipment driven by the free turbine

#51
20240183282
2024-06-06

Geared air cycle machine

#52
20240183281
2024-06-06

AXIAL FLUX MOTOR POWERED AIR CYCLE MACHINE

#53
20240175400
2024-05-30

HYBRID-ELECTRIC PROPULSION SYSTEM EQUIPPED WITH A COUPLER FOR SWITCHING BETWEEN MODES OF OPERATION

#54
20240159608
2024-05-16

SYSTEM AND METHOD FOR DETERMINING TORQUE IN A TURBOMACHINE

#55
20240133346
2024-04-25

ACCESSORY GEARBOX FOR AN AIRCRAFT TURBINE ENGINE COMPRISING A VERY LOW-SPEED ENGINE AND USE METHOD

#56
20240084712
2024-03-14

Drive assembly for a mechanical reducer for an aircraft turbomachine

#57
20240084711
2024-03-14

Plain bearing for an aircraft turbomachine mechanical reducer

#58
20240076050
2024-03-07

Engine mount system for a gas turbine engine

#59
20240035392
2024-02-01

After-fan system with electrical motor for gas turbine engines

#60
20240025555
2024-01-25

HYBRID-ELECTRIC PROPULSION SYSTEM EQUIPPED WITH A COUPLER FOR SWITCHING BETWEEN MODES OF OPERATION

#61
20240003417
2024-01-04

Power transmission system comprising an improved oil recovery channel

#62
20230417151
2023-12-28

Intercooled Cascade Cycle Waste Heat Recovery System

#63
20230415914
2023-12-28

ADVANCE RATIO FOR SINGLE UNDUCTED ROTOR ENGINE

#64
20230407759
2023-12-21

Rotating airfoil assembly for an aircraft engine

#65
20230399930
2023-12-14

Operation Method of a Turbine Fracturing Device and a Turbine Fracturing Device

#66
20230392554
2023-12-07

Geared gas turbine engine

#67
20230383699
2023-11-30

Gas turbine engine with power density range

#68
20230366452
2023-11-16

Method for operating a train system for a mechanical driven equipment

#69
20230366356
2023-11-16

Geared gas turbine engine

#70
20230366355
2023-11-16

Gas turbine engine with front support arrangement

#71
20230358127
2023-11-09

Gas turbine overspeed protection method and apparatus, electronic device and storage medium

#72
20230349302
2023-11-02

OIL SYSTEM WITH MULTI-TANKS FOR SPLIT CIRCUITS

#73
20230341028
2023-10-26

Method for operating a train system for a mechanical driven equipment

#74
20230332546
2023-10-19

GEARBOX ARRANGEMENT FOR CLOSE TO CONSTANT SPEED ACCESSORIES

#75
20230304421
2023-09-28

Method of automatic load regulation, operation and protection for steam turbine and motor combined drive and power generation in converter saturated steam utilization

#76
20230304416
2023-09-28

Epicyclic gear train

#77
20230296168
2023-09-21

Lubricating oil deflector, speed reduction gear including such a deflector and turbomachine including such a speed reduction gear

#78
20230296114
2023-09-21

Low noise turbine for geared turbofan engine

#79
20230272745
2023-08-31

GAS TURBINE ENGINE FRONT CENTER BODY ARCHITECTURE

#80
20230175413
2023-06-08

Compander

#81
20230167752
2023-06-01

Gas turbine engine with high speed low pressure turbine section and bearing support features

#82
20230160466
2023-05-25

Geared architecture gas turbine engine with planetary gear oil scavenge

#83
20230145716
2023-05-11

Aircraft turbomachine

#84
20230132364
2023-04-27

ELECTRIC MACHINE ASSEMBLY FOR A TURBINE ENGINE

#85
20230119876
2023-04-20

Operation method of a turbine fracturing device and a turbine fracturing device

#86
20230109261
2023-04-06

Turbine engine gearbox

#87
20230107648
2023-04-06

Lightweight journal support pin

#88
20230105543
2023-04-06

Auxiliary component mounting system for gas turbine engines

#89
20230079630
2023-03-16

Geared gas turbine engine

#90
20230075494
2023-03-09

Turboshaft gas turbine engine

#91
20230069754
2023-03-02

Planetary gear box and method for operating a planetary gear box and gas turbine engine having at least two central shafts and having a planetary gear box

#92
20230029308
2023-01-26

GAS TURBINE ENGINE WITH HIGH LOW SPOOL POWER EXTRACTION RATIO

#93
20230028552
2023-01-26

Gas turbine engine with idle thrust ratio

#94
20230027726
2023-01-26

HIGH AND LOW SPOOL CONFIGURATION FOR A GAS TURBINE ENGINE

#95
20220412269
2022-12-29

Geared gas turbine engine

#96
20220412199
2022-12-29

Operation method of a turbine fracturing device and a turbine fracturing device

#97
20220403788
2022-12-22

Gas turbine engine with power density range

#98
20220389875
2022-12-08

Geared gas turbine engine

#99
20220341341
2022-10-27

Gas turbine engine forward bearing compartment architecture

#100
20220316574
2022-10-06

Gear wheel

#101
20220260020
2022-08-18

Structural assembly for a gas turbine engine

#102
20220259985
2022-08-18

OPEN ROTOR TURBOMACHINERY ENGINES

#103
20220243682
2022-08-04

Thrust efficient gas turbine engine

#104
20220243606
2022-08-04

Propeller control unit

#105
20220235640
2022-07-28

Operation method of a turbine fracturing device and a turbine fracturing device

#106
20220234744
2022-07-28

Machine comprising a hybrid powertrain and corresponding control method

#107
20220228506
2022-07-21

Epicyclic gear train

#108
20220220899
2022-07-14

Low noise turbine for geared gas turbine engine

#109
20220205394
2022-06-30

Electric enhanced transmission for multi-spool load-sharing turbofan engine

#110
20220195884
2022-06-23

Systems and methods for providing mechanical power to an aircraft accessory with a turbine engine

#111
20220186672
2022-06-16

Vehicle with fuel densifier

#112
20220178268
2022-06-09

Intercooled cascade cycle waste heat recovery system

#113
20220162957
2022-05-26

Aircraft engine

#114
20220154815
2022-05-19

Planetary reducing gearset comprising a prestressed flexible support

#115
20220154598
2022-05-19

Oil collector for a torque transmission device of an aircraft turbine engine

#116
20220145769
2022-05-12

Mechanical gearbox for an aircraft turbomachine

#117
20220145768
2022-05-12

Compact axial turbine for high density working fluid

#118
20220136434
2022-05-05

TURBINE POSITIONING IN A GAS TURBINE ENGINE

#119
20220136402
2022-05-05

Electric machine assembly for a turbine engine

#120
20220128060
2022-04-28

GEARED TURBOFAN WITH OVERSPEED PROTECTION

#121
20220112816
2022-04-14

Mechanical reduction gear for an aircraft turbine engine

#122
20220090512
2022-03-24

TURBOMACHINE

#123
20220074490
2022-03-10

Mechanical gearbox for an aircraft turbomachine

#124
20220056811
2022-02-24

Gearbox efficiency rating for turbomachine engines

#125
20220049765
2022-02-17

Gear assembly for aeronautical engine with lubricant storing pockets

#126
20220049622
2022-02-17

Flexible support structure for a geared architecture gas turbine engine

#127
20220049617
2022-02-17

System and method for reducing edge contact stress concentrations in a press-fit

#128
20220042460
2022-02-10

Aircraft turbomachine with reducer

#129
20220034263
2022-02-03

Geared turbofan with integral front support and carrier

#130
20220018262
2022-01-20

MECHANICALLY DRIVEN AIR VEHICLE THERMAL MANAGEMENT DEVICE

#131
20220010732
2022-01-13

Low noise turbine for geared gas turbine engine

#132
20220010689
2022-01-13

Low pressure ratio fan engine having a dimensional relationship between inlet and fan size

#133
20210396149
2021-12-23

Aircraft turbine engine provided with an electrical machine

#134
20210396148
2021-12-23

Multi-spool geared turbofan arrangement with integrated starter/generator

#135
20210388733
2021-12-16

HYBRID POWER PLANT FOR AIRCRAFT

#136
20210388732
2021-12-16

HYBRID GAS TURBINE ENGINE

#137
20210381517
2021-12-09

Reverse flow engine architecture

#138
20210372349
2021-12-02

Engine mount system for a gas turbine engine

#139
20210363898
2021-11-25

FLEXIBLE SUPPORT STRUCTURE FOR A GEARED ARCHITECTURE GAS TURBINE ENGINE

#140
20210355952
2021-11-18

EFFICIENT, LOW PRESSURE RATIO PROPULSOR FOR GAS TURBINE ENGINES

#141
20210348565
2021-11-11

Gas turbine engine with speed sensor

#142
20210339867
2021-11-04

Layered fuselage shield

#143
20210310366
2021-10-07

Gas turbine engine forward bearing compartment architecture

#144
20210301765
2021-09-30

Geared architecture for high speed and small volume fan drive turbine

#145
20210293184
2021-09-23

Decoupler for engine starter

#146
20210285380
2021-09-16

Gas turbine engine with intercooled cooling air and dual towershaft accessory gearbox

#147
20210277786
2021-09-09

Fluid displacement turbine

#148
20210262395
2021-08-26

High power epicyclic gearbox and operation thereof

#149
20210262359
2021-08-26

After-fan system with electrical motor for gas turbine engines

#150
20210231060
2021-07-29

Geared gas turbine engine

#151
20210231025
2021-07-29

Epicyclic gear train

#152
20210222767
2021-07-22

Geared architecture gas turbine engine with planetary gear oil scavenge

#153
20210222628
2021-07-22

Gas turbine engine with clutch assembly

#154
20210222575
2021-07-22

Gas turbine engine outlet guide vane assembly

#155
20210215060
2021-07-15

Fan drive gear system with improved misalignment capability

#156
20210215059
2021-07-15

Reduction gear for turbomachine equipped with an electric generator

#157
20210207496
2021-07-08

Lubrication systems and methods with superposition gearbox

#158
20210189956
2021-06-24

Turbine positioning in a gas turbine engine

#159
20210167706
2021-06-03

Generalized frequency conversion system for steam turbine generator unit

#160
20210164401
2021-06-03

Geared gas turbine engine

#161
20210164358
2021-06-03

Aircraft turbine engine with at least two bodies and means for drawing power

#162
20210156313
2021-05-27

Gas turbine

#163
20210148232
2021-05-20

Rotor system for generating kinetic energy by generating an unbalanced torque by means of material energy

#164
20210108575
2021-04-15

System and method for control for unducted engine

#165
20210108569
2021-04-15

GAS TURBINE ENGINE WITH CLUTCH ASSEMBLY

#166
20210108518
2021-04-15

Mount for an airfoil

#167
20210088114
2021-03-25

Planet-carrier for an epicyclic gearing

#168
20210062758
2021-03-04

GAS TURBINE ENGINE FOR AN AIRCRAFT COMPRISING AN AIR INTAKE

#169
20210062724
2021-03-04

Geared turbofan engine with power density range

#170
20210062723
2021-03-04

Turbine engine gearbox

#171
20210017878
2021-01-21

Compressor operability control for hybrid electric propulsion

#172
20210010386
2021-01-14

GEARED TURBOFAN WITH FOUR STAR/PLANETARY GEAR REDUCTION

#173
20210010384
2021-01-14

Gas turbine engine electrical generator

#174
20200400075
2020-12-24

Low noise turbine for geared gas turbine engine

#175
20200400036
2020-12-24

GAS TURBINE ENGINE SYSTEM

#176
20200386117
2020-12-10

Systems and methods for monitoring and controlling a gas turbine engine

#177
20200347748
2020-11-05

GAS TURBINE ENGINE WITH CORE MOUNT

#178
20200347744
2020-11-05

Epicyclic gear train

#179
20200331622
2020-10-22

Propulsion engine for an aircraft

#180
20200291865
2020-09-17

Geared gas turbine engine

#181
20200291859
2020-09-17

Low noise turbine for geared gas turbine engine

#182
20200291819
2020-09-17

Bowed rotor prevention system for turbomachinery

#183
20200291816
2020-09-17

Flexible support structure for a geared architecture gas turbine engine

#184
20200284270
2020-09-10

LOW NOISE TURBINE FOR GEARED TURBOFAN ENGINE

#185
20200284222
2020-09-10

Gas turbine engine with low stage count low pressure turbine and engine mounting arrangement

#186
20200284197
2020-09-10

Gas turbine engine front center body architecture

#187
20200277935
2020-09-03

Solar thermal power generation equipment including wind turbine on the same vertically oriented shaft

#188
20200277901
2020-09-03

Geared gas turbine engine

#189
20200277877
2020-09-03

Pivot for a sliding bearing

#190
20200271008
2020-08-27

Pivot for a sliding bearing

#191
20200263545
2020-08-20

Electric turbomachine

#192
20200256258
2020-08-13

Accessory gearbox for gas turbine engine with compressor drive

#193
20200240331
2020-07-30

Electric enhanced transmission for multi-spool load-sharing turbofan engine

#194
20200232342
2020-07-23

Flexible support structure for a geared architecture gas turbine engine

#195
20200217324
2020-07-09

Geared turbofan with overspeed protection

#196
20200217274
2020-07-09

Thrust efficient turbofan engine

#197
20200217251
2020-07-09

AIRFLOW CONTROL FOR AIR TURBINE STARTER

#198
20200173302
2020-06-04

Gas turbine engine forward bearing compartment architecture

#199
20200149542
2020-05-14

Turbomachine comprising a means of uncoupling a fan

#200
20200141452
2020-05-07

Mechanical shear fuse for engine motoring system

#201
20200141417
2020-05-07

BOOSTER COMPRESSOR WITH SPEED CHANGE SYSTEM

#202
20200141416
2020-05-07

Reverse flow engine architecture

#203
20200131924
2020-04-30

Gearbox ratio change

#204
20200116040
2020-04-16

Lightweight journal support pin

#205
20200063603
2020-02-27

LOW PRESSURE RATIO FAN ENGINE HAVING A DIMENSIONAL RELATIONSHIP BETWEEN INLET AND FAN SIZE

#206
20200062412
2020-02-27

Turbine engine assembly and method of manufacturing thereof

#207
20200056498
2020-02-20

Roller bearings for high ratio geared turbofan engine

#208
20200056484
2020-02-20

WINDAGE SHIELD

#209
20200049025
2020-02-13

Multi-engine system and method

#210
20200047876
2020-02-13

Turboshaft gas turbine engine

#211
20200025101
2020-01-23

Geared turbofan with integral front support and carrier

#212
20200025036
2020-01-23

Low pressure ratio fan engine having a dimensional relationship between inlet and fan size

#213
20200025032
2020-01-23

Flexible support structure for a geared architecture gas turbine engine

#214
20200025031
2020-01-23

Flexible support structure for a geared architecture gas turbine engine

#215
20200025030
2020-01-23

Gas turbine engine shaft bearing configuration

#216
20200003128
2020-01-02

Gas turbine

#217
20200003127
2020-01-02

Gas turbine

#218
20200003069
2020-01-02

Gas turbine

#219
20200003068
2020-01-02

Gas turbine

#220
20190376416
2019-12-12

Dual direction windmill pump for geared turbofan engines

#221
20190368501
2019-12-05

Efficient, low pressure ratio propulsor for gas turbine engines

#222
20190368423
2019-12-05

Multiple mounting surface gearbox

#223
20190368370
2019-12-05

Hybrid electric turbine engine

#224
20190338675
2019-11-07

Variable Stiffness Structural Member

#225
20190323436
2019-10-24

Gear assembly for coaxial shafts in gas turbine engine

#226
20190323434
2019-10-24

Method for manufacturing a motoring system for a gas turbine engine

#227
20190316484
2019-10-17

Anti-windmilling system for a gas turbine engine

#228
20190292994
2019-09-26

Gas turbine engine for an aircraft

#229
20190292943
2019-09-26

Windmill lubrication gear train for lubricant system in a geared gas turbine engine

#230
20190257249
2019-08-22

Engine accessory drives systems and methods

#231
20190234301
2019-08-01

Multi-stage radial turboexpander

#232
20190234228
2019-08-01

BLADED ROTOR WITH INTEGRATED GEAR FOR GAS TURBINE ENGINE

#233
20190226405
2019-07-25

Airflow control for air turbine starter

#234
20190226399
2019-07-25

Method of increasing the safety of a power plant, and a power plant suitable for implementing the method

#235
20190218933
2019-07-18

Geared architecture turbofan engine thermal management system and method

#236
20190195141
2019-06-27

Two-shaft gas turbine power generation equipment

#237
20190186297
2019-06-20

FAN DRIVE GEAR SYSTEM MANIFOLD RADIAL TUBE FILTERS

#238
20190178110
2019-06-13

Waste heat recovery power drive

#239
20190170294
2019-06-06

Lubrication and scavenge system

#240
20190162194
2019-05-30

Geared turbo machine

#241
20190162078
2019-05-30

Hydraulic line routing plate

#242
20190153960
2019-05-23

Geared turbofan engine with power density range

#243
20190153891
2019-05-23

THREE SPOOL TURBOFAN ENGINE WITH LOW NOISE INTERMEDIATE TURBINE ROTOR

#244
20190153887
2019-05-23

Geared turbofan with four star/planetary gear reduction

#245
20190145410
2019-05-16

Pump sleeve for integrated drive generator

#246
20190145282
2019-05-16

Temporary post maintenance oil filter for gas-turbine engine

#247
20190136715
2019-05-09

Arm for turbine-engine casing comprising a removable additional piece

#248
20190120084
2019-04-25

Gas turbine engine with high speed low pressure turbine section and bearing support features

#249
20190107004
2019-04-11

Fan drive gear system with improved misalignment capability

#250
20190085943
2019-03-21

Planetary gear

#251
20190085716
2019-03-21

Turbomachine with alternatingly spaced turbine rotor blades

#252
20190085714
2019-03-21

Turbomachine with a gearbox and integrated electric machine assembly

#253
20190063227
2019-02-28

Gas turbine engine airfoil

#254
20190061026
2019-02-28

Entrance and exit chip rings for balancing broach forces

#255
20190048860
2019-02-14

Cooperative shape memory alloy torque tubes for continuous-action turning motor

#256
20190048800
2019-02-14

Decoupler assembly for engine starter

#257
20190048732
2019-02-14

Vane assembly of a gas turbine engine

#258
20190032569
2019-01-31

AIR TURBINE STARTER

#259
20190032566
2019-01-31

AIR TURBINE STARTER

#260
20190032563
2019-01-31

Air turbine starter

#261
20190017442
2019-01-17

Air inlet for a gas turbine engine

#262
20190017410
2019-01-17

Gas turbine engine with gearbox health features

#263
20190017382
2019-01-17

Counter rotating power turbine with reduction gearbox

#264
20180372197
2018-12-27

LOAD DISTRIBUTION IN A SPEED REDUCER WITH TWO INTERMEDIATE TRANSMISSION LINES

#265
20180371998
2018-12-27

Damper check valve

#266
20180363665
2018-12-20

Geared turbofan with overspeed protection

#267
20180363489
2018-12-20

GEARED TURBOFAN WITH INTEGRALLY BLADED ROTOR

#268
20180328372
2018-11-15

EFFICIENT, LOW PRESSURE RATIO PROPULSOR FOR GAS TURBINE ENGINES

#269
20180328289
2018-11-15

Geared gas turbine engine

#270
20180320591
2018-11-08

Combined two engine cycle with at least one recuperated cycle engine for rotor drive

#271
20180320543
2018-11-08

Power transmission system for turbine, a turbocharger, a compressor, or a pump

#272
20180306121
2018-10-25

Turbine engine with fan and reduction of speed on the shaft of the power turbine

#273
20180298827
2018-10-18

Turboshaft engine for an aircraft equipped with an automatically-activated centraliser

#274
20180297119
2018-10-18

Gear, a method of manufacturing a gear and a geared gas turbine engine

#275
20180291760
2018-10-11

COOLING AIR CHAMBER FOR BLADE OUTER AIR SEAL

#276
20180283281
2018-10-04

ACCESSORY GEARBOXES

#277
20180283274
2018-10-04

Mechanical flywheel for bowed rotor mitigation

#278
20180283272
2018-10-04

Aircraft propulsion assembly equipped with a main fan and with at least one offset fan

#279
20180283218
2018-10-04

Drive assembly for a gas turbine engine

#280
20180266316
2018-09-20

Aircraft propulsion assembly equipped with a main fan and with a least one offset fan

#281
20180266266
2018-09-20

Epicyclic gear train

#282
20180258795
2018-09-13

PUMP GEAR

#283
20180252264
2018-09-06

Bogie mechanism for a tiltrotor proprotor door

#284
20180252263
2018-09-06

Roller track assembly for a tiltrotor proprotor door

#285
20180251228
2018-09-06

Distributed propulsion system power unit control

#286
20180245518
2018-08-30

Turbine engine gearbox

#287
20180223739
2018-08-09

Turbine rotor with low over-speed requirements

#288
20180223738
2018-08-09

Starter air valve system with dual electromechanical controls

#289
20180219502
2018-08-02

Method and system for synchronizing generators

#290
20180216483
2018-08-02

Gas turbine engine forward bearing compartment architecture

#291
20180216482
2018-08-02

Gas turbine engine forward bearing compartment architecture

#292
20180209304
2018-07-26

Compressor with segmented inner shroud for an axial turbine engine

#293
20180202368
2018-07-19

Gas turbine engine with intercooled cooling air and dual towershaft accessory gearbox

#294
20180202367
2018-07-19

Gas turbine engine dual towershaft accessory gearbox assembly with a transmission

#295
20180202310
2018-07-19

Gas turbine engine dual towershaft accessory gearbox and starter generator assembly

#296
20180202308
2018-07-19

Self-Sustaining Power Generation System (SPGS)

#297
20180187770
2018-07-05

Oil quieting direction control baffle

#298
20180172012
2018-06-21

Reverse flow engine architecture

#299
20180171815
2018-06-21

TRACTION DRIVE TRANSMISSION FOR GAS TURBINE ENGINE ACCESSORY GEARBOX

#300
20180163568
2018-06-14

Low pressure ratio fan engine having a dimensional relationship between inlet and fan size