ClassID:

145618

F05D2270/021 - CPC Classification

Classification description:

Control; Purpose of the control system to control rotational speed (n) to prevent overspeed

Recent Application in this class:
#1
20250115351
2025-04-10

SYSTEM FOR PILOTING AN AIRCRAFT, ASSOCIATED AIRCRAFT AND METHOD

#2
20250109695
2025-04-03

SYSTEM AND METHOD FOR OVERSPEED DETECTION AND PROTECTION IN AN ENGINE

#3
20240369023
2024-11-07

TURBINE OVERSPEED PROTECTION

#4
20240369000
2024-11-07

Turbine overspeed protection

#5
20240318605
2024-09-26

SINGLE PROCESSOR, SINGLE CHANNEL ELECTRONIC ENGINE CONTROL OVERSPEED PROTECTION FOR GAS TURBINE ENGINES

#6
20240229676
2024-07-11

PRESSURE CONTROL VALVE FOR TURBOEXPANDER OVERSPEED PROTECTION

#7
20240209802
2024-06-27

Gas turbine engine control system and method for limiting turbine overspeed in case of a shaft failure

#8
20240102388
2024-03-28

Valve position control

#9
20240003264
2024-01-04

TESTING MECHANICAL OVERSPEED PROTECTION SYSTEMS

#10
20230407761
2023-12-21

Electronic overspeed protection system and method

#11
20230349332
2023-11-02

Rapid fuel shutdown system with latching

#12
20230094203
2023-03-30

Automatic blade pitch control

#13
20230033362
2023-02-02

Turbine overspeed disengagement device for a turbine engine

#14
20220403776
2022-12-22

Turbine over-speed brake for hybrid electric gas turbine engine

#15
20220372920
2022-11-24

Method and system for operating an engine to prevent high power engine surges

#16
20220316407
2022-10-06

Operating a turboprop engine for in-flight restart

#17
20220290606
2022-09-15

Aircraft propulsion system

#18
20220275763
2022-09-01

Gas turbine engine

#19
20220235665
2022-07-28

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

#20
20220219809
2022-07-14

System for piloting an aircraft, associated aircraft and method

#21
20220162961
2022-05-26

System and method for rotor overspeed mitigation

#22
20220154602
2022-05-19

VALVE POSITION CONTROL

#23
20220145774
2022-05-12

Self contained hydraulic lock apparatus

#24
20220106890
2022-04-07

Over-acceleration protection device for a speed regulator internal combustion engines and turbines

#25
20220098995
2022-03-31

GAS-TURBINE-ENGINE OVERSPEED PROTECTION SYSTEM

#26
20210340879
2021-11-04

System and method for detecting a shaft event on an engine

#27
20210215106
2021-07-15

Control system and method for managing a reverse-mode operation in a gas turbine engine

#28
20210095602
2021-04-01

GAS TURBINE ENGINE

#29
20210057917
2021-02-25

Breaker auto-synchronizer

#30
20210054790
2021-02-25

Turbine speed detection and use

#31
20210054789
2021-02-25

Turbine control system

#32
20210054765
2021-02-25

Valve position control

#33
20210054741
2021-02-25

Turbine diagnostics

#34
20210017915
2021-01-21

Control system and method for propeller-speed overshoot limitation in a turbopropeller engine

#35
20210010393
2021-01-14

Single-shaft combined cycle plant, testing method for single-shaft combined cycle plant, and control device for single-shaft combined cycle plant

#36
20210010388
2021-01-14

Method of monitoring a gas turbine engine to detect overspeed events and record related data

#37
20200378315
2020-12-03

FUEL SYSTEM WITH INTEGRATED THRUST CONTROL MALFUNCTION PROTECTION AND METHOD

#38
20200362723
2020-11-19

System and method for detecting an uncommanded or uncontrollable high thrust event in an aircraft

#39
20200291860
2020-09-17

Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters

#40
20200285232
2020-09-10

Reverse tactile cue for rotorcraft rotor overspeed protection

#41
20200248581
2020-08-06

Gas turbine engine shaft break mitigation

#42
20200240288
2020-07-30

Mechanical calibration of turbine over speed trip

#43
20200240284
2020-07-30

Emergency shut-off device

#44
20200232392
2020-07-23

Highly loaded inlet duct in a geared turbofan

#45
20200141314
2020-05-07

GAS TURBINE ENGINE

#46
20200131918
2020-04-30

Gas turbine engine control system and method for limiting turbine overspeed in case of a shaft failure

#47
20200123983
2020-04-23

Air turbine starter with decoupler

#48
20200099322
2020-03-26

Hydraulic braking and power extraction for rotational machines

#49
20200080497
2020-03-12

DETECTION OF UNCOMMANDED AND UNCONTROLLABLE HIGH THRUST EVENTS

#50
20200010219
2020-01-09

System and method for testing control logic for a propeller of a gas turbine engine

#51
20200010207
2020-01-09

Method and system for controlling a crossing threshold used in determining rotational speed of a propeller

#52
20190323376
2019-10-24

Dual trip manifold assembly for turbine systems

#53
20190277156
2019-09-12

Device for limiting overspeeding of a turbine shaft of a turbomachine, and associated control method

#54
20190211770
2019-07-11

Control of combustion engine shut down

#55
20190211752
2019-07-11

Plate and method for manufacturing plate

#56
20190165709
2019-05-30

Brake device for AC generator

#57
20190031358
2019-01-31

Aircraft power setting trims for life extension

#58
20190003382
2019-01-03

Geared turbofan engine with low pressure environmental control system for aircraft

#59
20180363481
2018-12-20

Variable pitch change control method

#60
20180328223
2018-11-15

Method of using a turbine overspeed trip testing system

#61
20180320599
2018-11-08

Detection of uncommanded and uncontrollable high thrust events

#62
20180320523
2018-11-08

Turbine rotor assembly having a retaining collar for a bayonet mount

#63
20180283286
2018-10-04

Detection of uncommanded and uncontrollable high thrust events

#64
20180246510
2018-08-30

Reverse tactile cue for rotorcraft rotor overspeed protection

#65
20180209349
2018-07-26

Dual inline starter air valve

#66
20180171821
2018-06-21

Dual trip manifold assembly for turbine systems

#67
20180080387
2018-03-22

Gas turbine engine with a geared turbofan arrangement

#68
20180073388
2018-03-15

System and method for HPT disk over speed prevention

#69
20180058250
2018-03-01

Spindle vibration evaluation module for a valve and actuator monitoring system

#70
20170363010
2017-12-21

Air turbine starter with decoupler

#71
20170363008
2017-12-21

Windmill bypass with shutoff signal

#72
20170342856
2017-11-30

Dual trip manifold assembly for turbine systems

#73
20170297694
2017-10-19

ROTOR SPEED MANAGEMENT

#74
20170297690
2017-10-19

Hub separation in dual rotor rotary wing aircraft

#75
20170291702
2017-10-12

Collective to elevator mixing of a rotary wing aircraft

#76
20170284306
2017-10-05

Aircraft turbine engine comprising a discharge device

#77
20170283047
2017-10-05

Main rotor rotational speed control for rotorcraft

#78
20170275014
2017-09-28

Rotorcraft rotor and propeller speed

#79
20170274994
2017-09-28

Gearbox for a dual rotor, rotary wing aircraft

#80
20170274987
2017-09-28

Single collective stick for a rotary wing aircraft

#81
20170234233
2017-08-17

Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters

#82
20170233068
2017-08-17

Lift offset control of a rotary wing aircraft

#83
20170233067
2017-08-17

Independent control for upper and lower rotor of a rotary wing aircraft

#84
20170217582
2017-08-03

Dual rotor, rotary wing aircraft

#85
20170211485
2017-07-27

Setting control for gas turbine engine component(s)

#86
20170211413
2017-07-27

Overspeed protection device of an aircraft engine

#87
20170210463
2017-07-27

Tip clearance measurement of a rotary wing aircraft

#88
20170138271
2017-05-18

Fuel supply system for use in a gas turbine engine and method of controlling an overspeed event therein

#89
20170115320
2017-04-27

MAGNETIC SENSING SYSTEM AND METHOD FOR DETECTING SHAFT SPEED

#90
20170081974
2017-03-23

Gas turbine engine uncontrolled high thrust detection system and method

#91
20170044994
2017-02-16

Fuel control method for gas turbine, control device for executing said method, and gas turbine installation provided with said control device

#92
20160326901
2016-11-10

Turbine tip clearance

#93
20160325843
2016-11-10

System and method to detect shutoff valve failures

#94
20160319749
2016-11-03

Control concept for closed loop Brayton cycle

#95
20160312743
2016-10-27

Pneumatic circuit breaker based self resetting passive overspeed control valve for turbine pump assembly

#96
20160312652
2016-10-27

Passive overspeed controlled turbo pump assembly

#97
20160298486
2016-10-13

Turbine engine and control method

#98
20160265445
2016-09-15

Overthrust protection system and method

#99
20160251977
2016-09-01

System for braking a low pressure spool in a gas turbine engine

#100
20160186669
2016-06-30

Method and module for filtering a raw setpoint

#101
20160123180
2016-05-05

OVER SPEED MONITORING USING A FAN DRIVE GEAR SYSTEM

#102
20160090918
2016-03-31

Method of stopping a rotorcraft engine in overspeed, and a system and a rotorcraft associated therewith

#103
20160090187
2016-03-31

Method of stopping a rotorcraft engine in overspeed, and a system and a rotorcraft associated therewith

#104
20160053689
2016-02-25

Engine overspeed protection with thrust control

#105
20160032740
2016-02-04

Variable-pitch rotor with remote counterweights

#106
20150159504
2015-06-11

System and method for preventing an emergency over-speed condition in a rotating machine

#107
20150097499
2015-04-09

Thrust reverser control system

#108
20150030464
2015-01-29

Method for securing the operation of a turbomachine

#109
20140294561
2014-10-02

Steam turbine governing system for maintaining synchronization and process for performing the same

#110
20140129111
2014-05-08

System and method of protecting an engine and other aircraft components from damage that may otherwise occur from a fuel control unit failure

#111
20140111888
2014-04-24

Fault detection system and method for overspeed protection speed sensors

#112
20130319092
2013-12-05

Shaft break detection

#113
20130312423
2013-11-28

Method of detecting shaft break

#114
20130247577
2013-09-26

Control method for an overspeed safety system, and an associated system and aircraft

#115
20130219913
2013-08-29

GEARED TURBOFAN GAS TURBINE ENGINE WITH RELIABILITY CHECK ON GEAR CONNECTION

#116
20130192242
2013-08-01

SPEED SENSOR PROBE LOCATION IN GAS TURBINE ENGINE

#117
20130079894
2013-03-28

Multi-channel protection logic

#118
20120174594
2012-07-12

Turbomachine fuel delivery method and assembly

#119
20120151922
2012-06-21

STEAM TURBINE OVERSPEED PROTECTION METHOD AND SYSTEM

#120
20120116613
2012-05-10

Method of controlling an overspeed safety system for aeroengines and a control circuit for implementing said method

#121
20120085101
2012-04-12

Method of testing a system for protecting a turbomachine against overspeed while starting

#122
20110232258
2011-09-29

Method and system for testing an overspeed protection system of a powerplant

#123
20110146823
2011-06-23

Fuel control system with servo valve controlled windmill relight mode

#124
20110139123
2011-06-16

Aircraft engine fuel supply

#125
20110041512
2011-02-24

Overspeed protection apparatus for gas turbine engine

#126
20100229566
2010-09-16

TWO-SHAFT GAS TURBINE SYSTEM

#127
20100066098
2010-03-18

Controlling propeller rotor overspeed

#128
20100064656
2010-03-18

ENGINES AND METHODS OF OPERATING THE SAME

#129
20100000199
2010-01-07

Managing low pressure turbine maximum speed in a turbofan engine

#130
20090232663
2009-09-17

Compressor-expander set critical speed avoidance

#131
20090123269
2009-05-14

Device for detecting breakage of a turbomachine shaft

#132
20090055071
2009-02-26

Active surge control

#133
20080289315
2008-11-27

System for dissipating energy in the event of a turbine shaft breaking in a gas turbine engine

#134
20080163931
2008-07-10

Device for supplying fuel to a gas turbine engine with regulated fuel flow rate

#135
20080101918
2008-05-01

Method and system for testing the overspeed protection system of a turbomachine

#136
20080101917
2008-05-01

Device for limiting turbine overspeed in a turbomachine

#137
20080095609
2008-04-24

Method and system for testing an overspeed protection system during a turbomachine shutdown sequence

#138
20080069685
2008-03-20

Device for detecting a fracture in the shaft of a gas turbine, and gas turbine

#139
20080027617
2008-01-31

Method of engine surge discrimination

#140
20070138420
2007-06-21

Protection system for turbo machine and power generating equipment

#141
20070113559
2007-05-24

Overspeed limiter for turboshaft engines

#142
20070095070
2007-05-03

Control logic for fuel controls on APUs

#143
20070071591
2007-03-29

Protection system for turbo machine and power generating equipment

#144
20070051090
2007-03-08

Control logic for fuel controls on APUs

#145
20060254282
2006-11-16

Control logic for fuel controls on APUs

#146
20060251506
2006-11-09

Device for limiting turbine overspeed in a turbomachine

#147
20060125299
2006-06-15

Lever arm with tactile contour

#148
20060112697
2006-06-01

Stall detection and recovery system

#149
20050193715
2005-09-08

Shut-off system for the avoidance of an overspeed condition in the event of a shaft failure

#150
20050147490
2005-07-07

System and method for controlling the speed of a gas turbine engine

#151
20050146196
2005-07-07

Lever arm with tactile contour

#152
19083117
2026-05-12

Overspeed protection for a turbocompressor of an aircraft powerplant assembly

#153
14169954
2017-06-27

Gas turbine engine overspeed prevention