ClassID:

136941

F01D21/006 - CPC Classification

Classification description:

Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for Arrangements of brakes

Recent Application in this class:
#1
20250290430
2025-09-18

GAS TURBINE ENGINE HAVING A HYDRAULIC FAN BRAKE

#2
20250066024
2025-02-27

AIR PRESSURISATION SYSTEM

#3
20250027427
2025-01-23

Gas turbine engine having a hydraulic fan brake

#4
20240426250
2024-12-26

UNIDIRECTIONAL FAN BRAKE FOR A GAS TURBINE ENGINE

#5
20240369023
2024-11-07

TURBINE OVERSPEED PROTECTION

#6
20230358127
2023-11-09

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

#7
20220290578
2022-09-15

Turbine Motor for Use with a Pneumatic Tool

#8
20220170382
2022-06-02

SHAFT FAILURE PROTECTION SYSTEM

#9
20210301678
2021-09-30

Gas turbine engine

#10
20210087944
2021-03-25

Geared gas turbine engine with gear driving low pressure compressor and fan at a common speed and a shear section to provide overspeed protection

#11
20200200037
2020-06-25

Gas turbine engine

#12
20200116041
2020-04-16

Gas turbine engine with low pressure compressor stages

#13
20200063598
2020-02-27

Turbogenerator Rotor Lock

#14
20200058236
2020-02-20

Fan blade refurbishment training device

#15
20190316484
2019-10-17

Anti-windmilling system for a gas turbine engine

#16
20190211770
2019-07-11

Control of combustion engine shut down

#17
20190017410
2019-01-17

Gas turbine engine with gearbox health features

#18
20180355802
2018-12-13

Geared turbine engine with gear driving low pressure compressor and fan at common speed, and failsafe overspeed protection and shear section

#19
20180340582
2018-11-29

Anti-reverse rotation apparatuses, rotors for use therein, and related methods

#20
20180100374
2018-04-12

Choke system for wellhead assembly having a turbine generator

#21
20180016937
2018-01-18

Gas turbine and method for protecting a gas turbine in case of a shaft break

#22
20170354063
2017-12-07

Data center cooling system

#23
20170314411
2017-11-02

Anti-windmilling system for a gas turbine engine

#24
20170284302
2017-10-05

Electromagnetic anti-windmilling system

#25
20170284220
2017-10-05

Anti-windmilling system for a gas turbine engine

#26
20170260872
2017-09-14

Electromagnetic propeller brake

#27
20170141650
2017-05-18

Method for operating a drive device for a motor vehicle and corresponding drive device

#28
20170114661
2017-04-27

Gas turbine engine with gearbox health features

#29
20170016344
2017-01-19

Air cycle machine lockout tool

#30
20160251977
2016-09-01

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

#31
20160097298
2016-04-07

Turbine engine comprising a device for braking the fan rotor

#32
20160069206
2016-03-10

Steam turbine

#33
20160024961
2016-01-28

Turbine of a turbocompound engine with variable load and a controller thereof

#34
20160017746
2016-01-21

Geared architecture to protect critical hardware during fan blade out

#35
20150159503
2015-06-11

System and method for continuous solids slurry depressurization

#36
20150098792
2015-04-09

Method of operating a turbine engine after flame off

#37
20140161624
2014-06-12

Method for producing a run-in coating, a run-in system, a turbomachine, as well as a guide vane

#38
20120015776
2012-01-19

Geared turbofan emergency power

#39
20110027061
2011-02-03

Method for braking a rotor of a turbine engine and a turning gear for driving the rotor of a turbine engine

#40
20100028126
2010-02-04

Apparatus and method for controlling a rotary machine using pressurized gas

#41
20090126336
2009-05-21

System providing braking in a gas turbine engine in the event of the turbine shaft breaking

#42
20080289315
2008-11-27

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

#43
20080101917
2008-05-01

Device for limiting turbine overspeed in a turbomachine

#44
20080098712
2008-05-01

Rotor brake and windmilling lubrication system for geared turbofan engine

#45
20080048451
2008-02-28

Turbine installation having a connectable auxiliary group

#46
20070298931
2007-12-27

Gas turbine braking apparatus and method

#47
20070289310
2007-12-20

Apparatus and method for controlling engine windmilling

#48
20060257247
2006-11-16

Ram air turbine centrifugal brake

#49
20060105646
2006-05-18

Drive apparatus

#50
20060042226
2006-03-02

Gas turbine braking apparatus and method

#51
20050058536
2005-03-17

Rotor brake as well as rotor and rotary-wing aircraft with such a rotor brake

#52
18427190
2025-01-14

Aircraft propulsion system air mover brake