ClassID:

145692

F05D2270/46 - CPC Classification

Classification description:

Control; Type of control system redundant, i.e. failsafe operation

Recent Application in this class:
#1
20260139640
2026-05-21

LOCK SYSTEM

#2
20240271631
2024-08-15

ACTUATING DEVICE, HAVING TWO VALVES WHICH ARE CONNECTED IN PARALLEL, FOR THE OPERATION OF A TURBOCOMPRESSOR

#3
20220349348
2022-11-03

System and method for controlling dual starter air valve

#4
20220135207
2022-05-05

Turbomachine module for a propeller having variable-pitch blades and turbomachine comprising same

#5
20220120225
2022-04-21

Method and system for controlling a fuel-metering device

#6
20210277906
2021-09-09

Pump management system

#7
20210189973
2021-06-24

Bumpless transfer fault tolerant control method for aero-engine under actuator fault

#8
20210156314
2021-05-27

METHOD FOR ACTIVE FAULT TOLERANT CONTROL OF TURBOFAN ENGINE CONTROL SYSTEM

#9
20200408104
2020-12-31

System and method for controlling dual starter air valve

#10
20190226354
2019-07-25

On-board estimator sensor drift detection in engine control

#11
20190226353
2019-07-25

On-board estimator engine sensor fault accommodation in engine control

#12
20190210736
2019-07-11

Single lever control system for engines with multiple control modes

#13
20190195081
2019-06-27

Blade tip clearance control apparatus for gas turbine

#14
20190032573
2019-01-31

Partially redundant electronic control system

#15
20180347372
2018-12-06

Adaptively opening backup cooling pathway

#16
20180347370
2018-12-06

Adaptive cover for cooling pathway by additive manufacture

#17
20180230852
2018-08-16

System and method for controlling dual starter air valve

#18
20180156226
2018-06-07

System and method for turbomachinery vane diagnostics

#19
20180080387
2018-03-22

Gas turbine engine with a geared turbofan arrangement

#20
20170321570
2017-11-09

System to determine a state of a valve

#21
20170218974
2017-08-03

Actuation system for varying blade pitch

#22
20170058683
2017-03-02

Variable pitch fan pitch range limiter

#23
20160160691
2016-06-09

Governing valve drive mechanism and steam turbine

#24
20150367945
2015-12-24

Aircraft with an engine having a by-pass air inlet opening and a bleed air outlet

#25
20140234084
2014-08-21

Steam turbine

#26
20130255220
2013-10-03

Distributed gas turbine engine control system with remote interface units

#27
20130138322
2013-05-30

Full authority digital engine control system for aircraft engine