ClassID:

72459

B64D2013/0611 - 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 conditioned; Environmental Control Systems combined with auxiliary power units (APU's)

Recent Application in this class:
#1
20260078705
2026-03-19

SYSTEM AND METHODS FOR MIXED-SIGNAL COMPUTING

#2
20260021900
2026-01-22

EMERGENCY POWER GENERATION SYSTEM FOR AN AIRCRAFT

#3
20250296685
2025-09-25

POWER AND THERMAL MANAGEMENT SYSTEM AIR CYCLE MACHINE ELECTRIC POWER BOOST TO REDUCE HIGH PRESSURE COMPRESSOR BLEED FLOW

#4
20250002160
2025-01-02

AIRCRAFT COMPRISING A CABIN BLOWER SYSTEM

#5
20240367801
2024-11-07

RECIRCULATION GROUND MAINTENANCE MODE

#6
20240317407
2024-09-26

AIR SUPPLY SYSTEM

#7
20240266566
2024-08-08

OXIDIZING AGENTS FOR EMERGENCY POWER UNITS

#8
20240195180
2024-06-13

CONFIGURABLE POWER SUPPLY SYSTEM

#9
20240002059
2024-01-04

Method and architecture for supplying air to an auxiliary power unit of an aircraft

#10
20230369617
2023-11-16

ENVIRONMENTAL CONTROL SYSTEM HAVING A FUEL CELL ASSEMBLY

#11
20230359571
2023-11-09

SYSTEM AND METHODS FOR MIXED-SIGNAL COMPUTING

#12
20230339617
2023-10-26

METHOD FOR AIR-CONDITIONING THE CABIN OF AN AIRCRAFT ON THE GROUND ACCORDING TO THE AVAILABLE POWER SOURCES

#13
20230286659
2023-09-14

Fail safe multi-engine turboprop airframe thermo-pneumatic anti-icing systems

#14
20230278715
2023-09-07

IINTEGRATED MULTIMODE THERMAL ENERGY TRANSFER SYSTEM, METHOD, AND APPARATUS FOR ELECTRIC MULTIROTOR AIRCRAFT

#15
20230147038
2023-05-11

Auxiliary power unit for an aircraft

#16
20230080053
2023-03-16

CRYOGENIC FLUID HEAT EXCHANGER SYSTEM FOR AN AIRCRAFT ENVIRONMENTAL CONTROL SYSTEM (ECS)

#17
20230075009
2023-03-09

Aircraft system including a cryogenic fluid operated auxiliary power unit (APU)

#18
20220355938
2022-11-10

Aircraft cabin electrical air conditioning system comprising a motorized compressor and an air cycle turbomachine

#19
20220348334
2022-11-03

100% ambient air environmental control system with bleed turbine in series

#20
20220340303
2022-10-27

High efficiency flight line cooling, heating, and dehumidification system

#21
20220315226
2022-10-06

Using bleed air to supply outside air to a cabin

#22
20220268657
2022-08-25

Method and a system for monitoring the state of an exchanger in an air circuit of an aircraft

#23
20220267013
2022-08-25

Using bleed air to supply outside air to a cabin

#24
20220242580
2022-08-04

Ambient air architecture with single ACM without an ambient turbine

#25
20220204179
2022-06-30

Auxiliary power systems, aircraft including the same, and related methods

#26
20220204168
2022-06-30

DISTRIBUTED PNEUMATIC SUPPLY SYSTEM OF AN AIRCRAFT

#27
20220177141
2022-06-09

Recirculation ground maintenance mode

#28
20220161932
2022-05-26

Cabin blower system

#29
20220161931
2022-05-26

Environmental control system performance monitoring

#30
20220048635
2022-02-17

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

#31
20220042492
2022-02-10

Method and device for managing the offtake of power produced by an auxiliary power unit of an aircraft and aircraft equipped with said power offtake management device

#32
20210387735
2021-12-16

Depressurizing system and method for a cabin of an aircraft on the ground from the outer side of the aircraft

#33
20210291991
2021-09-23

Electro-pneumatic powered environmental control system

#34
20210284344
2021-09-16

Vehicle cabin air supply device and operating method of such device

#35
20210122487
2021-04-29

Aircraft power supply arrangements

#36
20210122476
2021-04-29

Aircraft moisture control

#37
20210114737
2021-04-22

Removable auxiliary air conditioning system for a confined area

#38
20210107662
2021-04-15

Environmental control system

#39
20210070453
2021-03-11

Hybrid ECS architecture to reduce engine bleed dependency for aircraft cabin pressure and temperature control

#40
20210061476
2021-03-04

System and method for increasing bleed air flow to a heat exchanger with a fluid-driven fluid propeller

#41
20210053687
2021-02-25

AIR CONDITIONING SYSTEM WITH INTEGRATED CABIN PRESSURE CONTROL

#42
20210039794
2021-02-11

Cabin outflow air energy optimized cabin pressurizing system

#43
20200391876
2020-12-17

Integrated multimode thermal energy transfer system, method and apparatus for clean fuel electric multirotor aircraft

#44
20200391872
2020-12-17

Using bleed air to supply outside air to a cabin

#45
20200391870
2020-12-17

Using bleed air to supply outside air to a cabin

#46
20200385137
2020-12-10

Aircraft power plant

#47
20200385127
2020-12-10

Advanced FuelCell Integration Into Aircraft

#48
20200346762
2020-11-05

System for an aircraft

#49
20200318547
2020-10-08

Auxiliary power unit with intercooler

#50
20200263560
2020-08-20

Auxiliary power unit power compressor health state diagnostic system and method

#51
20200231288
2020-07-23

HYBRID PNEUMATIC AND ELECTRIC SECONDARY POWER INTEGRATED CABIN ENERGY SYSTEM FOR A PRESSURIZED VEHICLE

#52
20200216180
2020-07-09

Auxiliary power systems, aircraft including the same, and related methods

#53
20200200077
2020-06-25

Compound engine assembly with bleed air

#54
20200130849
2020-04-30

Aircraft refrigeration system having a motor-assisted cabin exhaust air turbine

#55
20200002007
2020-01-02

Simultaneous dual engine bleed thermal management system

#56
20190393531
2019-12-26

Auxiliary power system for an airplane and an airplane with such an auxiliary power system

#57
20190390601
2019-12-26

Air intake system

#58
20190383220
2019-12-19

Pressurized air systems for aircraft and related methods

#59
20190367173
2019-12-05

Air supply management system for auxiliary power unit

#60
20190367171
2019-12-05

Cabin discharge air management system and method for auxiliary power unit

#61
20190300197
2019-10-03

Structurally improved ram fan inlet shroud

#62
20190291875
2019-09-26

Cooling system, air conditioning pack, and method for conditioning air

#63
20190287321
2019-09-19

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

#64
20190283884
2019-09-19

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

#65
20190263528
2019-08-29

Auxiliary air supply for an aircraft

#66
20190234308
2019-08-01

High-mach vehicle cooling

#67
20190135441
2019-05-09

Regenerative system ECOECS

#68
20190077514
2019-03-14

Pressurized-air supply unit for aircraft

#69
20190039738
2019-02-07

Cabin outflow air energy optimized cabin pressurizing system

#70
20190023404
2019-01-24

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

#71
20190002108
2019-01-03

Three wheel and simple cycle aircraft environmental control system

#72
20180346142
2018-12-06

Engine assembly for an auxiliary power unit

#73
20180346132
2018-12-06

Aircraft incorporating a power unit for generating electric, pneumatic and/or hydraulic power

#74
20180346131
2018-12-06

Aircraft with a bleed air heating system for APU compartment

#75
20180281977
2018-10-04

Turbine-assisted cabin air compressor

#76
20180273211
2018-09-27

Expedited preflight readiness system for aircraft

#77
20180273209
2018-09-27

Expedited preflight readiness system for aircraft

#78
20180273198
2018-09-27

Hot-swappable hybrid APU for aircraft

#79
20180273197
2018-09-27

Hybrid auxiliary power unit for aircraft

#80
20180215475
2018-08-02

Systems and Methods for Integrated Power and Thermal Management in a Turbine-Powered Aircraft

#81
20180148184
2018-05-31

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

#82
20180134396
2018-05-17

Hybrid pneumatic and electric secondary power integrated cabin energy system for a pressurized vehicle

#83
20180037327
2018-02-08

Aircraft having a redundant and efficient bleed system

#84
20170267370
2017-09-21

Engine assembly with direct drive of generator

#85
20170267369
2017-09-21

Motor-generator for high efficiency auxiliary power system

#86
20170190428
2017-07-06

Air conditioning system

#87
20170160180
2017-06-08

Cabin air control system for an aircraft

#88
20170106985
2017-04-20

Aircraft pneumatic system

#89
20170057642
2017-03-02

AIRCRAFT AIR CONDITIONING SYSTEM FOR CONNECTION TO AN AIRCRAFT-EXTERNAL AIR PRODUCTION UNIT

#90
20170036768
2017-02-09

AUXILLARY POWER UNIT ASSEMBLY AND A METHOD OF USING THE SAME

#91
20160376981
2016-12-29

Compound engine assembly with bleed air

#92
20160376023
2016-12-29

Compound engine assembly with direct drive of generator

#93
20160376021
2016-12-29

Auxiliary power unit with intercooler

#94
20160362999
2016-12-15

Efficient power and thermal management system for high performance aircraft

#95
20160311540
2016-10-27

Modular environmental air conditioning system

#96
20160281608
2016-09-29

Self-contained power unit for implementing a method for optimizing the operability of an aircraft propulsive unit

#97
20160257409
2016-09-08

AIR-CONDITIONING SYSTEM WITH A REDUNDANT FEED OF SUPPLY AIR

#98
20160221684
2016-08-04

APPARATUS FOR AIRCRAFT WITH HIGH PEAK POWER EQUIPMENT

#99
20160185461
2016-06-30

Integrated auxiliary power unit, starter-generator-motor, and vapor cycle cooling system for an aircraft

#100
20160181641
2016-06-23

Auxiliary power system for an airplane and an airplane with such an auxiliary power system

#101
20160160677
2016-06-09

System, propulsion system and vehicle

#102
20160146114
2016-05-26

Environmental air conditioning system

#103
20160075435
2016-03-17

Aircraft environmental control system air duct arrangement

#104
20160039371
2016-02-11

Power converter, generator and architecture for high efficiency auxiliary power unit

#105
20150329210
2015-11-19

Aircraft air conditioning system and method of operating an aircraft air conditioning system

#106
20140305130
2014-10-16

Aircraft environmental control system inlet flow control

#107
20140295747
2014-10-02

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

#108
20140290287
2014-10-02

Method and architecture for recovery of energy in an aircraft

#109
20140124160
2014-05-08

Air conditioning system for an aircraft passenger compartment

#110
20130248164
2013-09-26

Aircraft air conditioning system and method for controlling an aircraft air conditioning system using a bypass valve

#111
20130151039
2013-06-13

Method for optimizing the overall energy efficiency of an aircraft, and main power package for implementing same

#112
20130139891
2013-06-06

Method and system for controlling an auxiliary power unit

#113
20130139522
2013-06-06

Method for optimizing the operability of an aircraft propulsive unit, and self-contained power unit for implementing same

#114
20130111917
2013-05-09

Apparatus for aircraft with high peak power equipment

#115
20130086927
2013-04-11

Integrated air-cycle refrigeration and power generation system

#116
20120216549
2012-08-30

System, propulsion system and vehicle

#117
20110240795
2011-10-06

Emergency power system for an aircraft

#118
20110138822
2011-06-16

Air conditioning system with hybrid mode bleed air operation

#119
20100323601
2010-12-23

AIR CONDITIONING SYSTEM FOR AIRCRAFT CABINS

#120
20090309364
2009-12-17

Power generation system for an aircraft using a fuel cell

#121
20090305092
2009-12-10

Combined fuel cell aircraft auxiliary power unit and environmental control system

#122
20090275276
2009-11-05

Control system for pressurization, ventilation and air conditioning of an aircraft

#123
20090088063
2009-04-02

Cabin air supercharged aircraft internal combustion engine

#124
20090084122
2009-04-02

Device to control the ventilation and air conditioning of aircraft on the ground

#125
20080242209
2008-10-02

Air-conditioning system with a redundant feed of supply air

#126
20080001026
2008-01-03

Supply system for the energy supply in an aircraft, aircraft and method for supplying an aircraft with energy

#127
20070284480
2007-12-13

Electric-based secondary power system architectures for aircraft

#128
20070271952
2007-11-29

Integrated environmental control and auxiliary power system for an aircraft

#129
20070267540
2007-11-22

ELECTRIC-BASED SECONDARY POWER SYSTEM ARCHITECTURES FOR AIRCRAFT

#130
20070175223
2007-08-02

Aircraft auxiliary gas turbine engine and method for operating

#131
20060237583
2006-10-26

Combined fuel cell aircraft auxiliary power unit and environmental control system

#132
20060231680
2006-10-19

Integrated power and pressurization system

#133
20060102790
2006-05-18

Electric-based secondary power system architectures for aircraft