ClassID:

72455

B64D13/04 - CPC Classification

Classification description:

Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being pressurised Automatic control of pressure

Recent Application in this class:
#1
20260125156
2026-05-07

AIR SYSTEM WITH GENERATOR FOR CABIN PRESSURIZATION

#2
20260125155
2026-05-07

AIR SYSTEM FOR CABIN PRESSURIZATION

#3
20260091884
2026-04-02

Cabin Air Compressor Failure Alert System

#4
20260085633
2026-03-26

HIGH VOLTAGE ENGINE-MOUNTED ELECTRONICS PRESSURIZATION BLEED SYSTEM

#5
20260048829
2026-02-19

FUSELAGE STRUCTURE OF AN AIRCRAFT, METHOD FOR ASSEMBLING A FUSELAGE STRUCTURE AND AIRCRAFT COMPRISING A FUSELAGE STRUCTURE

#6
20250250014
2025-08-07

SYSTEM FOR TESTING A CABIN PRESSURE CONTROL SYSTEM

#7
20250100693
2025-03-27

DISTRIBUTED CABIN PRESSURE CONTROL SYSTEM

#8
20250042570
2025-02-06

CABIN AIR COMPRESSOR FAILURE ALERT SYSTEM

#9
20240317406
2024-09-26

AIR PRESSURISATION SYSTEM

#10
20240294261
2024-09-05

AIR PRESSURISATION SYSTEM

#11
20240182173
2024-06-06

MOTOR INCORPORATING MAGNETIC BEARINGS

#12
20240140608
2024-05-02

CABIN PRESSURE CONTROL SYSTEM

#13
20230406522
2023-12-21

Aircraft equipped with at least one pressure-relief device including a mobile wall retained in a closed position

#14
20220289391
2022-09-15

Cabin pressure control system with selection of rate of change

#15
20220194600
2022-06-23

Ram exhaust module

#16
20220147074
2022-05-12

Digitally augmented pneumatic control

#17
20220063818
2022-03-03

OBOGS controller

#18
20220048635
2022-02-17

Air conditioning system for an aircraft cabin, comprising means for reheating the water collected by the water extraction loop

#19
20210380259
2021-12-09

Use of carbon dioxide sensors for aircraft ventilation control

#20
20210316868
2021-10-14

Air quality improvement for pressurized aircraft

#21
20210188446
2021-06-24

Flight deck constant outside airflow for all flight conditions

#22
20210108733
2021-04-15

Air sampling system equipped with an overpressure valve

#23
20210070451
2021-03-11

PATTERNS FOR REFERENCE SIGNALS USED FOR POSITIONING IN A WIRELESS COMMUNICATIONS SYSTEM

#24
20210053688
2021-02-25

SAMPLING TO RECORD BIOLOGICAL CONTAMINANTS OF OCCUPANT ZONES IN AIRCRAFT

#25
20210039795
2021-02-11

Device for equalizing a pressure difference for an aircraft

#26
20200391871
2020-12-17

Health monitoring of an electrical heater of an air data probe

#27
20200351045
2020-11-05

Patterns for reference signals used for positioning in a wireless communications system

#28
20200298979
2020-09-24

Cabin pressure control system with all-electric OFV, using dis-similar manual control that performs cabin altitude hold function

#29
20200298978
2020-09-24

Dissimilar microcontrollers for outflow valve

#30
20200148367
2020-05-14

Aircraft air distribution assembly

#31
20200140093
2020-05-07

Systems and methods for limiting infiltration of cabin air into the flight deck of an aircraft

#32
20200088107
2020-03-19

Adaptable dual delta-P flow measurement

#33
20200010203
2020-01-09

Pressure optimized sourcing of cabin pressurization and component air cooling

#34
20190337627
2019-11-07

Two mode system that provides bleed and outside air or just outside air

#35
20190309865
2019-10-10

Positive pressure relief valve

#36
20190293204
2019-09-26

Aircraft environmental control system including valve built-in-test without position feedback

#37
20190287321
2019-09-19

Method for fuselage leak monitoring and detection by an integrated APU-ECS-CPCS system

#38
20190283884
2019-09-19

Cabin pressure control system architecture using cabin pressure air for inlet to APU core compressor

#39
20190276154
2019-09-12

Detection of noise in pressure sensor and prediction of pressure sensors drift in cabin pressure control system/air data computer system/environmental control systems

#40
20190233125
2019-08-01

Aircraft cabin blower system having a transmission receiving mechanical power from a first and seccond input wherein the first input is configured to receive mechanical power from a turbine engine and a first electrical machine to configured to receive mechanical power from the turbine engine independent of the transmission

#41
20190152610
2019-05-23

ON-DEMAND OXYGEN DISPENSING SYSTEM FOR AIRCRAFT PASSENGERS

#42
20190106218
2019-04-11

Aircraft altitude warning and oxygen presentation

#43
20190002108
2019-01-03

Three wheel and simple cycle aircraft environmental control system

#44
20180370636
2018-12-27

Aircraft cabin environmental control system and method and aircraft equipped with such control system

#45
20180346129
2018-12-06

Pneumatic servo valve with adjustable metering members

#46
20180346128
2018-12-06

Spring sealed pneumatic servo valve

#47
20180312262
2018-11-01

High efficiency pneumatic flow control system for aircraft

#48
20180291925
2018-10-11

Fan inlet diffuser housing for an air cycle machine system

#49
20180291916
2018-10-11

Fan inlet diffuser housing with conductive composite body

#50
20180283284
2018-10-04

Aircraft fluid control system having a pressure sensor

#51
20180274386
2018-09-27

Gas turbine engine

#52
20180237144
2018-08-23

Two mode system that provides bleed and outside air or just outside air

#53
20180215474
2018-08-02

Advanced environmental control system in an integrated pack arrangement with one bleed/outflow heat exchanger

#54
20180215473
2018-08-02

Advanced environmental control system in an integrated split pack arrangement with one bleed/outflow heat exchanger

#55
20180215472
2018-08-02

Advanced environmental control system in an integrated split pack arrangement with two bleed/outflow heat exchangers

#56
20180209339
2018-07-26

Simplified engine bleed supply with low pressure environmental control system for aircraft

#57
20180208327
2018-07-26

Environmental control system for an aeronautic vehicle

#58
20180148184
2018-05-31

Aircraft air conditioning system that is operable assisted by cabin exhaust air with a pneumatically powered ambient air compressor

#59
20180148182
2018-05-31

Airflow management in cabin of aircraft

#60
20180127100
2018-05-10

Lining Panel And Method For Manufacturing Lining Panel

#61
20180079510
2018-03-22

Control system for a cabin blower system

#62
20170349290
2017-12-07

ECO mode ECS logic

#63
20170341761
2017-11-30

Mixing bleed and ram air using a dual use turbine system

#64
20170334573
2017-11-23

Differential pressure sensor system, aircraft equipped with a differential pressure sensor system and method for operating a differential pressure sensor system

#65
20170275012
2017-09-28

Thrust recovery outflow valves for use with aircraft

#66
20170275004
2017-09-28

Aircraft air conditioning system with an electrically driven ambient air compressor and method for operating such an aircraft air conditioning system

#67
20170247112
2017-08-31

Wireless aircraft cabin pressure control system utilizing smart pressure sensors

#68
20170232978
2017-08-17

Method and device for preventing fast changes of the internal pressure in an enclosed space

#69
20170217604
2017-08-03

Device for electrically grounding aircraft components mounted on a composite skin fuselage

#70
20170144745
2017-05-25

Decompression assembly with an air channel

#71
20170144744
2017-05-25

Decompression assembly with two decompression openings

#72
20170088270
2017-03-30

Outflow valve having super-elliptical bellmouth

#73
20170081031
2017-03-23

Ram air channel arrangement and method for operating a ram air channel arrangement

#74
20170057640
2017-03-02

Hybrid passive/active pressure prevention system

#75
20170036768
2017-02-09

AUXILLARY POWER UNIT ASSEMBLY AND A METHOD OF USING THE SAME

#76
20170022899
2017-01-26

Simplified engine bleed supply with low pressure environmental control system for aircraft

#77
20160355270
2016-12-08

No primary heat exchanger and bleed air (cabin discharge air) assist

#78
20160341215
2016-11-24

Compressor tip injector

#79
20160338488
2016-11-24

Systems and methods of cooling a galley of an aircraft

#80
20160222986
2016-08-04

Method and system for air management of aircraft systems

#81
20160214721
2016-07-28

Cabin outflow valves having laterally-tapered sealing surfaces and cabin pressure control systems employing the same

#82
20160167789
2016-06-16

Cabin blower system

#83
20160061680
2016-03-03

System for detecting a pressure difference between the interior and the exterior of an aircraft

#84
20150375866
2015-12-31

Aeroplane equipped with an internal escape hatch incorporating a pressure regulating system

#85
20150321762
2015-11-12

Galley assembly for a cabin of a vehicle, a cabin of a vehicle, and an aircraft having a cabin and at least one such galley assembly

#86
20150315975
2015-11-05

Integral filter and regulator for valve

#87
20150266585
2015-09-24

Method and system for controlling the pressure in an aircraft cabin

#88
20150233292
2015-08-20

Turbojet comprising a bleeding system for bleeding air in said turbojet

#89
20150233291
2015-08-20

Turbojet comprising a bleeding system for bleeding air in said turbojet

#90
20150211755
2015-07-30

Pressure equalization vent for use in an aircraft assembly

#91
20150121842
2015-05-07

Pnuematic system for an aircraft

#92
20150099444
2015-04-09

Systems and methods for controlling airflow in a vehicle

#93
20150065025
2015-03-05

Environmental control system including a compressing device

#94
20150065024
2015-03-05

Systems and methods for refrigerating galley compartments

#95
20140323026
2014-10-30

Ambient condition based adjusting of cabin pressure to achieve target aircraft inflow

#96
20140227957
2014-08-14

Relief valve for being arranged on an opening of a fuselage shell of an aircraft, fuselage part with such a relief valve and aircraft fuselage

#97
20140227956
2014-08-14

Valve for controlling the internal pressure in a cabin of an aircraft

#98
20140165588
2014-06-19

Turbo compressor for bleed air

#99
20140162542
2014-06-12

Method and system for emergency ventilating and pressurizing an aircraft cabin

#100
20140134936
2014-05-15

Lightweight cabin pressure thrust recovery outflow valve

#101
20140065938
2014-03-06

SYSTEM AND METHOD FOR EQUALIZING AN OVERPRESSURE IN THE INTERIOR OF AN AIRCRAFT CABIN

#102
20130231035
2013-09-05

ACTIVE AIR FLOW CONTROL IN AIRCRAFT

#103
20130210330
2013-08-15

Valve for controlling the internal pressure in a cabin of an aircraft

#104
20130174573
2013-07-11

Environmental control system for aircraft utilizing turbo-compressor

#105
20120214393
2012-08-23

Decompression arrangement for an aircraft including a bi-directional flap

#106
20120196520
2012-08-02

Regulating system for the cabin pressure of an airplane and method for regulating the cabin pressure of an airplane

#107
20120064813
2012-03-15

Cabin pressure thrust recovery outflow valve with single door

#108
20110177770
2011-07-21

Outflow valve having flexible bellmouth and cabin pressure control system employing the same

#109
20110165828
2011-07-07

Lightweight cabin pressure thrust recovery outflow valve

#110
20110046822
2011-02-24

Method for reducing outside air inflow required for aircraft cabin air quality

#111
20110017868
2011-01-27

AIRCRAFT CABIN PRESSURE CONTROL SYSTEM AND METHOD FOR AIRCRAFT HAVING MULTIPLE DIFFERENTIAL PRESSURE LIMITS

#112
20100233950
2010-09-16

Aneroid replacement

#113
20100203819
2010-08-12

Variable set point all-electric pressure relief valve and control, independent from the automatic cabin pressure control system

#114
20100203818
2010-08-12

Method for reducing outside air inflow required for aircraft cabin air quality

#115
20100173575
2010-07-08

Multiple outflow valve cabin pressure control system

#116
20100001127
2010-01-07

Method for controlling the internal pressure in an aircraft

#117
20090308978
2009-12-17

Relief valve for being arranged on an opening of a fuselage shell of an aircraft, fuselage part with such a relief valve and aircraft fuselage

#118
20090305622
2009-12-10

Process and system for controlling the pressure in an aircraft cabin

#119
20090298407
2009-12-03

Aircraft cabin pressure descent detection and control system and method

#120
20090163130
2009-06-25

Ventilation system for wide-bodied aircraft

#121
20080233854
2008-09-25

Cabin pressure control system dual valve control and monitoring architecture

#122
20080194191
2008-08-14

Aircraft cabin pressure controls with an open-loop motor control system: non-linear control law logic to compensate for excessive motor loads or motor degradation

#123
20080115837
2008-05-22

Environmental control system, method, and computer program product for controlling the interior environment of a pressurized compartment

#124
20080088483
2008-04-17

Pressure-difference warning system

#125
20080048889
2008-02-28

Aircraft provided with a cabin differential pressure warning system

#126
20070247335
2007-10-25

Support system for the monitoring of an air outlet valve in an aircraft

#127
20070102576
2007-05-10

Aircraft cabin pressure control system and method that improves cabin pressurization during take-off

#128
20070049188
2007-03-01

Aircraft cabin pressure control system and method for reducing outflow valve actuator induced cabin pressure oscillations

#129
20070010188
2007-01-11

Cabin pressure control system and method that implements high-speed sampling and averaging techniques to compute cabin pressure rate of change

#130
20060252360
2006-11-09

Aircraft cabin pressurization control apparatus

#131
20060237680
2006-10-26

Butterfly valve with integral split flapper relief valve

#132
20060211359
2006-09-21

Cabin pressure control system and method that accommodates aircraft take-off with and without a cabin pressurization source

#133
20060025064
2006-02-02

Aircraft modular cabin pressure regulator

#134
20060019594
2006-01-26

Cabin pressure control system and method

#135
20050153648
2005-07-14

Cabin pressure control method and apparatus using all-electric control without outflow valve position feedback

#136
20050048901
2005-03-03

Control system and method for controlling aircraft cabin altitude during aircraft operations above maximum certified aircraft altitude

#137
14100492
2020-07-28

Systems and methods for efficient operation of air cycle machines