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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised

CPC
COOPERATIVE PATENT CLASSIFICATION
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EQUIPMENT FOR FITTING IN OR TO AIRCRAFT ; FLYING SUITS ; PARACHUTES ; ARRANGEMENTS OR MOUNTING OF POWERPLANTS OR PROPULSION TRANSMISSIONS
WARNING
-
The following IPC groups are not used in the CPC scheme. Subject matter covered by these groups is classified in the following CPC groups:
B64D15/18 covered by B64D 15/16B64D25/102 covered by B64D 25/10B64D25/105 covered by B64D 25/10B64D25/108 covered by B64D 25/10B64D25/11 covered by B64D 25/10B64D25/112 covered by B64D 25/10B64D25/115 covered by B64D 25/10B64D25/118 covered by B64D 25/10

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B64D 1/00
Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight( with respect to weapon sights devices F41G takes precedence, parachutes per se B64D 17/00 ; ejectable seats B64D 25/10 ; ejectable capsules B64D 25/12 ; refuelling during flight B64D 39/00 ; launching apparatus for projecting projectiles or missiles F41F 1/00 , F41F 7/00 ; rocket or torpedo launchers F41F 3/00 )
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B64D 1/02
.
Dropping, ejecting, or releasing articles( jettisonable fuel reservoirs B64D 37/12 )
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. .
the articles being explosive, e.g. bombs( arming or setting bomb fuzes F42C )
. . .
Bomb releasing ; Bombs doors
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B64D 1/08
. .
the articles being load-carrying devices
. . .
Stowage arrangements for the devices in aircraft
. . .
Releasing
. . .
Absorbing landing shocks
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.
Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting( jettisoning fuel B64D 37/26 )
B64D 1/18
. .
by spraying, e.g. insecticides( spraying apparatus per se B05B )
B64D 1/20
. .
for sky-writing
.
Taking-up articles from earth`s surface
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B64D 3/00
Aircraft adaptations to facilitate towing or being towed( B64D 39/00 takes precedence; ground installations for launching or towing aircraft B64F ; towing ropes per se D07B )
.
for towing targets( towed targets per se F41J )
Aircraft transported by aircraft, e.g. for release or reberthing during flight( flying units formed by separate aircraft B64C 37/02 )
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Arrangements of military equipment, e.g. armaments, armament accessories, or military shielding, in aircraft ; Adaptations of armament mountings for aircraft( dropping bombs or the like B64D 1/00 ; armaments or mountings therefor per se F41 )
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B64D 7/02
.
the armaments being firearms
B64D 7/04
. .
fixedly mounted
B64D 7/06
. .
movably mounted
.
Arrangements of rocket launchers
{
or releasing means
}
( rocket launchers per se, e.g. rocket pods, F41F 3/06 )
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Equipment for handling freight ; Equipment for facilitating passenger embarkation or the like( emergency equipment B64D 17/00, B64D 19/00, B64D 25/00; structures integral with fuselage to facilitate loading, fuselage floors specially adapted for freight, steps mounted on and retractable within aircraft B64C ; ground installations B64F )
B64D 9/003
.
{
Devices for retaining pallets or freight containers( securing freight containers on vehicles B60P 7/00 )
}
B64D 2009/006
.
{
Rollers or drives for pallets of fright containers; e.g. PDU
}
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{
Flying suits( helmets in general A42B 3/00 ; breathing helmets A62B 18/00 )
}
B64D 2010/002
.
{
Anti-g suits or garments
}
B64D 2010/005
.
{
High altitude suits or garments, e.g. partial or total pressure
}
B64D 2010/007
.
{
Suits with cooling or heating means
}
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Passenger or crew accomodation ; Flight-deck installations not otherwise provided for
.
{
Devices specially adapted for food or beverage distribution services
}
B64D 11/0015
.
{
Arrangements for entertainment or communications, e.g. radio, television
}
B64D 11/0023
.
{
Movable or removable cabin dividers, e.g. for class separation( bulkheads B64C 1/10 )
}
B64D 11/003
.
{
Stowage devices for passengers` personal luggage
}
B64D 2011/0038
.
{
Illumination systems for cabins as a whole
}
B64D 2011/0046
.
{
Modular or preassembled units for creating cabin interior structures
}
B64D 2011/0053
.
{
Cabin passenger reading lights
}
B64D 2011/0061
.
{
Windows displaying outside view, artificially generated
}
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B64D 2011/0069
.
{
Rest berths, beds or the like
}
B64D 2011/0076
. .
{
for crew members, e.g. for sleeping during flight
}
B64D 2011/0084
. .
{
Bed units for passengers attached to the ceiling of the fuselage
}
B64D 2011/0092
. .
{
Arrangements for mounting stretchers in aircraft cabins
}
B64D 11/02
.
Toilet fittings( of general application A47K )
B64D 11/04
.
Galleys
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.
Arrangements or adaptations of seats( seat constructions for emergency purposes B64D 25/04 ;
{
seat accessories B60N 3/00
}
)
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B64D 2011/0603
. .
{
Details of seats
}
B64D 2011/0606
. . .
{
with inclination or position adjusting mechanisms
}
B64D 2011/061
. . .
{
with airbag storages
}
B64D 2011/0613
. . .
{
with arm rests
}
B64D 2011/0617
. . .
{
arranged for providing alternative seat dispositions, e.g. angled
}
B64D 2011/062
. . .
{
convertible into beds
}
B64D 2011/0624
. . .
{
adapted for children
}
B64D 2011/0627
. . .
{
with energy absorbing means
}
B64D 2011/0631
. . .
{
with ejection means
}
B64D 2011/0634
. . .
{
making use of electric motors
}
B64D 2011/0637
. . .
{
with internet connection, earphone jacks, or electric supply sockets
}
B64D 2011/0641
. . .
{
Seats with means for exercising during travel, e.g. against congestion
}
B64D 2011/0644
. . .
{
with floor attachments
}
B64D 2011/0648
. . .
{
with adjustable foot or leg rests
}
B64D 2011/0651
. . .
{
with individual temperature controls
}
B64D 2011/0655
. . .
{
designed for facilitating manufacturing or for reducing weight
}
B64D 2011/0658
. . .
{
including a bed and entertainment equipments, e.g. cocoon type passenger seat modules
}
B64D 2011/0662
. . .
{
with personal storage means or waste disposal bags
}
B64D 2011/0665
. . .
{
with privacy shells, screens, separators or the like
}
B64D 2011/0668
. . .
{
with belts, or other passenger restrainment, or with headrests
}
B64D 2011/0672
. . .
{
with storage means for life vests, oxygen masks or parachutes
}
B64D 2011/0675
. . .
{
with means for holding the passenger in a standing position
}
B64D 2011/0679
. . .
{
with foldable tables, trays or cup holders
}
B64D 2011/0682
. . .
{
with upholstery or cushioning
}
B64D 2011/0686
. . .
{
with ventilation means
}
B64D 11/0689
. .
{
specially adapted for pilots
}
B64D 11/0693
. .
{
Width modification of seat assemblies, e.g. for class modification
}
B64D 11/0696
. .
{
Means for fastening seats to floors, e.g. to floor rails
}
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Arrangements or adaptations of air-treatment apparatus for aircraft crew or passenger, or freight space;
{
or structural parts of the aircarft
}
( treatment rooms with artificial climate for medical purposes A61G 10/02 ; respiratory apparatus in general A62B ; for for vehicles in general B60H )
B64D 2013/003
.
{
Cabin ventilation nozzles
}
.
{
the air being used to cool structural parts of the aircraft
}
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.
the air being pressurised
. .
Automatic control of pressure
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.
the air being conditioned( pressurising B64D 13/02 )
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B64D 2013/0603
. .
{
Environmental Control Systems
}
B64D 2013/0607
. . .
{
providing hot air or liquid for deicing aircraft parts, e.g. aerodynamic surfaces or windows
}
B64D 2013/0611
. . .
{
combined with auxiliary power units (APU's)
}
B64D 2013/0614
. . .
{
with subsystems for cooling avionics
}
B64D 2013/0618
. . .
{
with arrangements for reducing or managing bleed air, using another air source, e.g. ram air
}
B64D 2013/0622
. . .
{
used in combination with boundary layer control systems
}
B64D 2013/0625
. . .
{
comprising means for distribution effusion of conditioned air in the cabin
}
B64D 2013/0629
. . .
{
with subsystems for cooling food, catering or special loads
}
B64D 2013/0633
. . .
{
including chemical reaction-based thermal management systems
}
B64D 2013/0637
. . .
{
with CO2 removers
}
B64D 2013/064
. . .
{
comprising more than one system, e.g. dual systems
}
B64D 2013/0644
. . .
{
including electric motors or generators
}
B64D 2013/0648
. . .
{
with energy recovery means, e.g. using turbines
}
B64D 2013/0651
. . .
{
comprising filters, e.g. dust filters
}
B64D 2013/0655
. . .
{
with zone or personal climate controls
}
B64D 2013/0659
. . .
{
comprising provisions for cooling fuel systems
}
B64D 2013/0662
. . .
{
with humidity control
}
B64D 2013/0666
. . .
{
with means for preventing icing within the ECS components
}
B64D 2013/067
. . .
{
with air ionizers
}
B64D 2013/0674
. . .
{
comprising liquid subsystems
}
B64D 2013/0677
. . .
{
comprising on board oxygen generator systems
}
B64D 2013/0681
. . .
{
with oxygen control
}
B64D 2013/0685
. . .
{
with ozone control
}
B64D 2013/0688
. . .
{
with means for recirculating cabin air
}
B64D 2013/0692
. . .
{
with special provisions against smoke from cigarettes
}
B64D 2013/0696
. . .
{
with provisions for starting power plants
}
. .
the air being heated or cooled
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B64D 15/00
De-icing or preventing icing on exterior surfaces of aircraft( motor vehicles specially adapted for carrying de-icing equipment B60P ;
{
Ground-installations for de-icing aircraft B64F 5/0036
}
)
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B64D 15/02
.
by ducted hot gas or liquid
B64D 15/04
. .
Hot gas application
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B64D 15/06
. .
Liquid application( in general B05 )
B64D 15/08
. . .
exuded from surface
B64D 15/10
. . .
sprayed over surface
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B64D 15/12
.
by electric heating( electric heating elements in general H05B )
B64D 15/14
. .
controlled cyclically along length of surface
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B64D 15/16
.
by mechanical means
B64D 15/163
. .
{
using electro-impulsive devices
}
B64D 15/166
. .
{
using pneumatic boots
}
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B64D 15/20
.
Means for detecting icing or initiating de-icing
B64D 15/22
. .
Automatic initiation by icing detector
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B64D 17/00
Parachutes( non canopied parachutes B64D 19/00 )
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B64D 17/02
.
Canopy arrangement or construction
NOTE
-
B64D 17/025 takes precedence over B64D 17/04 - B64D 17/18

B64D 17/025
. .
{
for gliding chutes
}
B64D 17/04
. .
formed with two or more canopies arranged about a common axis
B64D 17/06
. .
formed with two or more canopies arranged in a cluster
B64D 17/08
. .
Secondary or shock-absorbing canopies attached to load line
B64D 17/10
. .
Ribbon construction or the like
B64D 17/12
. .
constructed to provide variable or non-uniform porosity over area of canopy
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B64D 17/14
. .
with skirt or air-deflecting panels
B64D 17/16
. . .
secured to hem of main canopy
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B64D 17/18
. .
Vent arrangement or construction
B64D 17/20
. . .
variable in area
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B64D 17/22
.
Load suspension
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B64D 17/24
. .
Rigging lines
B64D 17/26
. . .
attached to hem of canopy
B64D 17/28
. . .
attached to apex of canopy
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B64D 17/30
. .
Harnesses( harnesses per se A62B )
B64D 17/32
. . .
Construction of quick-release box
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B64D 17/34
. .
adapted to control direction or rate of descent
B64D 17/343
. . .
{
by reefing means
}
B64D 17/346
. . .
{
by anti-squid lines
}
B64D 17/36
. .
incorporating friction devices or frangible connections to reduce shock loading of canopy
{
( B64D 17/343 , B64D 17/346 take precedence )
}
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B64D 17/38
. .
Releasable fastening devices between parachute and load or pack
B64D 17/383
. . .
{
Cargo release hooks
}
B64D 17/386
. . .
{
Devices adapted to cut lines or straps
}
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B64D 17/40
.
Packs
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B64D 17/42
. .
rigid
B64D 17/44
. . .
forming part of load
B64D 17/46
. .
Closing means
B64D 17/48
. .
with separate pack for extractor of auxiliary parachute
B64D 17/50
. .
formed with separate compartments for main canopy, rigging lines, or auxiliary parachute
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B64D 17/52
. .
Opening, e.g. manual
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B64D 17/54
. . .
automatic
B64D 17/56
. . . .
responsive to barometric pressure
B64D 17/58
. . . .
responsive to time-delay mechanism
B64D 17/60
. . . .
by static line
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B64D 17/62
.
Deployment
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B64D 17/64
. .
by extractor parachute
B64D 17/66
. . .
attached to hem of main canopy
B64D 17/68
. . .
attached to apex of main canopy
B64D 17/70
. .
by springs
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B64D 17/72
. .
by explosive or inflatable means
B64D 17/725
. . .
{
by explosive means
}
B64D 17/74
. .
Sequential deployment of a plurality of canopies
B64D 17/76
. .
facilitated by method of folding or packing
B64D 17/78
.
in association with other load-retarding apparatus
B64D 17/80
.
in association with aircraft, e.g. for braking thereof
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B64D 19/00
Non-canopied parachutes
B64D 19/02
.
Rotary-wing parachutes
B64D 21/00
Testing of parachutes
B64D 23/00
Training of parachutists
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Emergency apparatus or devices, not otherwise provided for( parachutes B64D 17/00 , B64D 19/00 ; jettisoning of fuel tanks or fuel per seB64D 37/00 ;
{
specially adapted for protection against criminal attack, e.g. anti-hijacking systems B64D 45/0015
}
; safety belts or body harnesses in general A62B 35/00 ; safety belts or body harnesses for land vehicles B60R 22/00 ; jettisonable parts of fuselage facilitating emergency escape B64C )
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.
Supports or holding means for living bodies
. .
Seat modifications
B64D 25/06
. .
Harnessing
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B64D 25/08
.
Ejecting or escaping means( escape apertures B64C )
B64D 25/10
. .
Ejector seats
B64D 25/12
. .
Ejectable capsules
B64D 25/14
. .
Inflatable escape chutes
B64D 25/16
. .
Dinghy stowage
B64D 25/18
. .
Flotation gear( aircraft alighting gear B64C )
B64D 25/20
. .
Releasing of crash position indicators
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Arrangement or mounting of power plant in aircraft ; Aircraft characterised thereby( attitude, flight direction, or altitude control of aircraft by jet reaction B64C )
B64D 2027/005
.
{
Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
}
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.
Aircraft characterised by the type or position of power plant( fuselages or wings adapted for mounting power plant B64C )
B64D 27/023
. .
{
of rocket type e.g. for assisting taking-off or braking
}
B64D 2027/026
. .
{
comprising different types of power plants, e.g. combination of an electric motor and a gas-turbines
}
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. .
of piston type
. . .
within or attached to wing
. . .
within or attached to fuselage
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. .
of gas-turbine type( B64D 27/16 takes precedence )
. . .
within or attached to wing
. . .
within or attached to fuselage
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. .
of jet type
. . .
within or attached to wing
. . .
within or attached to fuselage
B64D 27/22
. .
using atomic energy
B64D 27/24
. .
using steam, electricity, or spring force( B64D 27/16 takes precedence )
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.
Aircraft characterised by construction of power-plant mounting
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B64D 2027/262
. .
{
Engine support arrangements or elements
}
B64D 2027/264
. . .
{
comprising box like supporting frames
}
B64D 2027/266
. . .
{
comprising suspension arrangements for supporting vertical loads
}
B64D 2027/268
. . .
{
comprising thrust links
}
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Power-plant nacelles, fairings, or cowlings( nacelles not otherwise provided for B64C )
.
associated with wings( wings adapted for mounting power plant B64C )
.
associated with fuselages
.
Attaching of nacelles, fairings or cowlings
.
Inspection panels for power plants
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B64D 31/00
Power plant control ; Arrangement thereof( flying controls B64C )
{
F02 takes precedence
}
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B64D 31/02
.
Initiating means
B64D 31/04
. .
actuated personally
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B64D 31/06
. .
actuated automatically
B64D 31/08
. . .
for keeping cruising speed constant( conjoint control of power plant and propeller B64C )
B64D 31/10
. . .
for preventing asymmetric thrust upon failure of one power plant
B64D 31/12
. . .
for equalising or synchronising power plants
B64D 31/14
.
Transmitting means between initiating means and power plants
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Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
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.
of combustion air intakes( air intakes for gas-turbine plants or jet-propulsion plants per se F02C 7/04 ; air intakes for combustion engines in general F02M 35/00 )
B64D 2033/0206
. .
{
comprising noise reduction means, e.g. acoustic liners
}
B64D 2033/0213
. .
{
specially adapted for auxiliary power units (APU's)
}
B64D 2033/022
. .
{
comprising bird or foreign object protections
}
B64D 2033/0226
. .
{
comprising boundary layer control means
}
B64D 2033/0233
. .
{
comprising de-icing means
}
B64D 2033/024
. .
{
comprising cooling means
}
B64D 2033/0246
. .
{
comprising particle separators
}
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B64D 2033/0253
. .
{
specially adapted for particular type of aircraft
}
B64D 2033/026
. . .
{
for supersonic or hypersonic aircraft
}
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B64D 2033/0266
. .
{
specially adapted for particular type of power plants
}
B64D 2033/0273
. . .
{
for jet engines
}
B64D 2033/028
. . .
{
for piston engines
}
B64D 2033/0286
. . .
{
for turbofan engines
}
B64D 2033/0293
. . .
{
for turboprop engines
}
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.
of exhaust outlets or jet pipes( exhaust outlets for combustion engines in general F01N; jet pipes or nozzles for jet-propulsion plants per se F02K; plants characterised by the form or arrangement of the jet pipe or nozzle F02K )
{
attitude, flight direction, or altitude control by jet reaction B64C
}
B64D 2033/045
. .
{
comprising infrared suppressors
}
B64D 33/06
. .
Silencing exhaust or propulsion jets( ground installations B64F )
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B64D 33/08
.
of power plant cooling systems( cooling of internal-combustion engines per se F01P ; cooling of gas-turbine plants or jet-propulsion plants per se F02C , K )
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B64D 33/10
. .
Radiator arrangement
B64D 33/12
. . .
of retractable type
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B64D 35/00
Transmitting power from power plant to propellers or rotors ; Arrangements of transmissions( propellers or rotors per se, helicopter transmissions B64C )
B64D 35/02
.
characterised by the type of power plant
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B64D 35/04
.
characterised by the transmission driving a plurality of propellers or rotors
B64D 35/06
. .
the propellers or rotors being counter-rotating
B64D 35/08
.
characterised by the transmission being driven by a plurality of power plants
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Arrangements in connection with fuel supply for power plant( refuelling during flight B64D 39/00 )
.
{
Accessories not provided for in the groups B64D 37/02 to B64D 37/28
}
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B64D 37/02
.
Tanks( tanks constructed integrally with aircraft wings B64C ; shape or construction of tanks per se B65D )
B64D 37/04
. .
Arrangement thereof in or on aircraft
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B64D 37/06
. .
Constructional adaptations thereof
B64D 37/08
. . .
Internal partitioning
B64D 37/10
. . .
to facilitate fuel pressurisation
B64D 37/12
. . .
jettisonable
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B64D 37/14
. .
Filling or emptying( transferring fuels to adjust aircraft trim B64C )
Collapse
B64D 37/16
. . .
Filling systems( ground installations for fuelling aircraft B64F )
B64D 37/18
. . . .
Conditioning fuel during filling
Collapse
B64D 37/20
. . .
Emptying systems
B64D 37/22
. . . .
facilitating emptying in any position of tank
B64D 37/24
. . . .
using gas pressure
B64D 37/26
. . . .
Jettisoning of fuel
B64D 37/28
. . . .
Control thereof
B64D 37/30
.
Fuel systems for specific fuels
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.
Safety measures not otherwise provided for, e.g. preventing explosive conditions( extinguishing or preventing fires in aircraft A62C )
B64D 2037/325
. .
{
Fuel tanks with provisions for reduction hydraulic ram shocks due to projectile impacts
}
B64D 37/34
.
Conditioning fuel, e.g. heating( during filling B64D 37/18 )
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Refuelling during flight( filling or emptying fuel tanks B64D 37/14 )
.
Means for paying-in or out hose
.
Adaptations of hose construction( pipes in general F16L )
.
Connecting hose to aircraft ; Disconnecting hose therefrom
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Power installations for auxiliary purposes
B64D 2041/002
.
{
Mounting arrangements for auxiliary power units (APU's)
}
B64D 2041/005
.
{
Fuel cells
}
B64D 41/007
.
{
Ram air turbines
}
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Arrangements or adaptations of instruments( arrangements of cameras B64D 47/08; aeronautical measuring instruments per se G01C )
.
for indicating aircraft speed or stalling conditions
Collapse
Aircraft indicators or protectors not otherwise provided for( camouflage F41H 3/00 )
Collapse
.
{
Devices specially adapted to indicate the position of a movable element of the aircraft, e.g. landing gear
}
B64D 2045/001
. .
{
for indicating symmetry of flaps deflection
}
Collapse
.
{
Devices specially adapted for the protection against criminal attack, e.g. anti-hijacking systems
}
Collapse
B64D 2045/002
. .
{
by disabling or restraining attackers
}
B64D 2045/0025
. . .
{
by spraying gases in cabins ,or by shooting darts with anesthetic effects
}
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B64D 2045/003
. .
{
by monitoring cabins
}
B64D 2045/0035
. . .
{
using cameras
}
B64D 2045/004
. . .
{
detecting passenger or pilot behaviors by sensors, e.g. biometrics
}
B64D 2045/0045
. .
{
by communicating emergency situations to ground control, or between crew members
}
B64D 2045/005
. .
{
by protecting cabin or luggage from bombs
}
B64D 2045/0055
. .
{
by overriding pilot's controls, or by directing aircraft from ground control to avoid certain paths or zones
}
B64D 2045/006
. .
{
by avoiding the use of electronic equipment during flight, e.g. of mobile phones or laptops
}
B64D 2045/0065
.
{
Black boxes, devices automatically broadcasting distress signals
}
B64D 2045/007
.
{
Indicators or signs in the cabin, e.g. exit signs or seat numbering
}
B64D 2045/0075
.
{
Flight bags, including electronic type flight bags; Supports therefor in the cockpit
}
B64D 2045/008
.
{
Devices for detecting or indicating hard landing
}
B64D 2045/0085
.
{
Devices for aircraft health monitoring, e.g. monitoring flutter or vibration
}
B64D 2045/009
.
{
Fire detection or protection; Erosion protection, e.g. from airborne particles
}
B64D 2045/0095
.
{
Devices specially adapted to avoid bird strike
}
.
Lightning protectors ; Static dischargers( in general H01T )
Collapse
B64D 45/04
.
Landing aids ; Safety measures to prevent collision with earth`s surface
B64D 45/06
. .
mechanical
B64D 45/08
. .
optical
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B64D 47/00
Equipment not otherwise provided for
Collapse
B64D 47/02
.
Arrangements or adaptations of signal or lighting devices
B64D 47/04
. .
the lighting devices being primarily intended to illuminate the way ahead
B64D 47/06
. .
for indicating aircraft presence
B64D 47/08
.
Arrangements of cameras
B64D 2201/00
Airbags mounted in aircraft for any use
B64D 2203/00
Aircraft or airfield lights using LEDs
B64D 2205/00
Aircraft with means for ground manoeuvring, such as taxiing, using an auxiliary thrust system, e.g. jet-engines, propellers or compressed air
B64D 2211/00
Arrangements of solar panels on aircraft
B64D 2221/00
Electric power distribution systems onboard aircraft
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B64D 2231/00
Emergency oxygen systems
Collapse
B64D 2231/02
.
Supply or distribution systems
B64D 2231/025
. .
Oxygen masks ; Mask storages( adaptations for seats B64D 2011/0672 ) ; Features related to mask deployment.
B64D 2241/00
NACA type air intakes
Collapse
B64D 2700/00
** to be decided **
Collapse
B64D 2700/62
.
** to be decided **
Collapse
B64D 2700/62008
. .
Aircraft equipment
Collapse
B64D 2700/62017
. . .
Respiratory apparatus for high altitude
Collapse
B64D 2700/62026
. . . .
Pressurised cabins
B64D 2700/62035
. . . . .
Pressure control valves
Collapse
B64D 2700/62043
. . .
Indicators ; Protective devices
Collapse
B64D 2700/62052
. . . .
De-icing or preventing icing
B64D 2700/62061
. . . . .
of structural elements, e.g. fuselage, wings and the like
B64D 2700/6207
. . . .
by mechanical means
B64D 2700/62078
. . . .
by electric heating
Collapse
B64D 2700/62087
. . . .
by ducted exhaust gas
B64D 2700/62096
. . . . .
of propellers
B64D 2700/62105
. . . .
by mechanical means
B64D 2700/62114
. . . .
by electric heating
Collapse
B64D 2700/62122
. . . .
by ducted exhaust gas
B64D 2700/62131
. . . . .
of windows or air intakes
B64D 2700/6214
. . . .
by mechanical means
B64D 2700/62149
. . . .
by electric heating
B64D 2700/62157
. . . .
by ducted exhaust gas
B64D 2700/62166
. . .
Mounting of instruments
B64D 2700/62175
. .
Dashboards ; Radar antennae ; Chart tables
Collapse
B64D 2700/62184
. .
Measuring instruments
Collapse
B64D 2700/62192
. . .
not using electrical means
B64D 2700/62201
. . . .
Turbulence detectors not using radar signals
Collapse
B64D 2700/6221
. . .
using electrical means
B64D 2700/62219
. . . .
Electric safety devices
B64D 2700/62228
. . . .
Electric compensation or correction devices
B64D 2700/62236
. . . .
Electrical circuits for acceleration indicators
Collapse
B64D 2700/62245
. . . .
Electric circuits for rate of change indicators
B64D 2700/62254
. . . . .
Airspeed indicators
B64D 2700/62263
. . . . .
Devices indicating or eliminating decrease of the airspeed
Collapse
B64D 2700/62271
. . . .
Roll, pitch or yaw indicators
B64D 2700/6228
. . . . .
Airflow direction indicators
B64D 2700/62289
. . .
Flight recorders, e.g. black boxes
Collapse
B64D 2700/62298
. .
Weight and center of gravity indicators
B64D 2700/62307
. . .
Tanks
Collapse
B64D 2700/62315
. .
Tanks or accessories
Collapse
B64D 2700/62324
. . .
Manufacturing and materials
Collapse
B64D 2700/62333
. . . .
Special panels
B64D 2700/62342
. . . . .
Flexible or foldable panels
B64D 2700/6235
. . . . .
Self-sealing or double panels ; Tanks suspended elastically
B64D 2700/62359
. . . . .
Thermally insulated walls
B64D 2700/62368
. . .
Fluid level indicators
B64D 2700/62377
. . .
Accessories, e.g. packs, floats, valves
Collapse
B64D 2700/62385
. .
Mounting of tanks ; Supporting devices
B64D 2700/62394
. . .
Auxiliary tanks ; Tanks convertible into floating devices
B64D 2700/62403
. . .
Wing parts used as fuel tanks
Collapse
B64D 2700/62412
. .
Emptying or filling of tanks
Collapse
B64D 2700/62421
. . .
Emptying devices
B64D 2700/62429
. . . .
Flow lines ; Couplings
Collapse
B64D 2700/62438
. .
Safety devices for tanks
Collapse
B64D 2700/62447
. . .
Fire preventing devices
B64D 2700/62456
. . . .
Explosion preventing devices
B64D 2700/62464
. . .
Devices for degassing fuel or for controlling boiloff
B64D 2700/62473
. . .
Parachutes
Collapse
B64D 2700/62482
. .
Parts or accessories
B64D 2700/62491
. . .
Construction of canopies
B64D 2700/625
. . .
Load suspension ; Harnesses or quick release boxes
B64D 2700/62508
. .
Disposition or mounting in aircraft
Collapse
B64D 2700/62517
. .
Manufacturing or packing
B64D 2700/62526
. . .
Parachutes with a rigid armature
B64D 2700/62535
. . .
Means for deflating the parachute after use
B64D 2700/62543
. . .
Means to open or to close the parachute pack
Collapse
B64D 2700/62552
. . .
Devices to open or to drive the parachute during fall
B64D 2700/62561
. . . .
Devices to control the time or rate of the opening ; Deceleration devices
B64D 2700/6257
. . . .
Opening induced by means other than airstream
B64D 2700/62578
. .
Special uses of parachutes or similar devices
Collapse
B64D 2700/62587
. .
Other emergency devices, e.g. balloons, parachutes with propellers
B64D 2700/62596
. . .
Dropping, ejecting, releasing or receiving articles during flight
Collapse
B64D 2700/62605
. .
Dropping, ejecting or releasing articles
Collapse
B64D 2700/62614
. . .
the article being explosive, e.g. bombs
B64D 2700/62622
. . . .
equipped with parachutes, rotary wings or rudders
B64D 2700/62631
. . .
Armaments
B64D 2700/6264
. .
Mounting of flame-projectors
B64D 2700/62649
. .
Mounting of firearms
Collapse
B64D 2700/62657
. .
Devices adapted to shoot throught the hollow propeller shaft
B64D 2700/62666
. . .
Means for protecting aircraft against aerial barriers
B64D 2700/62675
. . .
Turrets which can be lowered
B64D 2700/62684
. . .
General disposition of the aircraft in relation to the propulsion means
Collapse
B64D 2700/62692
. .
Tractive or propulsive propellers
B64D 2700/62701
. . .
operated by hydraulic power
B64D 2700/6271
. . .
operated by electrical power
B64D 2700/62719
. . .
jet-driven
B64D 2700/62728
. . .
Specific for seaplanes or amphibian aircrafts
Collapse
B64D 2700/62736
. .
jet propulsion
B64D 2700/62745
. . .
combined with propellers
B64D 2700/62754
. . .
combined with jet-deflectors
B64D 2700/62763
. . .
Propulsion or transmission devices
Collapse
B64D 2700/62771
. .
General arrangements
Collapse
B64D 2700/6278
. . .
in propeller driven aircraft
B64D 2700/62789
. . . .
In seaplanes or amphibian aircraft
B64D 2700/62798
. . . .
One propeller being driven by several engines
B64D 2700/62807
. . . .
Several non-coaxial propellers driven by only one engine
Collapse
B64D 2700/62815
. . . .
Double propellers
B64D 2700/62824
. . . . .
co-rotating
Collapse
B64D 2700/62833
. . . . .
counter-rotating
B64D 2700/62842
. . . . . .
driven by only one engine
B64D 2700/6285
. . . . . .
driven by several engines
B64D 2700/62859
. . .
in jet propulsion aircraft
Collapse
B64D 2700/62868
. .
Manufacturing of propellers or propulsive wheels
Collapse
B64D 2700/62877
. . .
Variable-pitch blades
Collapse
B64D 2700/62885
. . . .
Torque transmission to the propeller shaft
Collapse
B64D 2700/62894
. . . . .
Coupling between motor shaft and propeller shaft
B64D 2700/62903
. . . . . .
through an overrunning coupling, a friction clutch, an adjustable slipping coupling, a hydraulic coupling or a retarding coupling
B64D 2700/62912
. . . . . .
through a device which changes the direction of rotation of the propeller relative to the engine
B64D 2700/62921
. . . . .
Brakes arranged on the propeller shaft
B64D 2700/62929
. . . . .
Lubrication of the transmission
Collapse
B64D 2700/62938
. . .
Arrangements of propulsion plants
B64D 2700/62947
. . . .
in propeller driven aircraft
B64D 2700/62956
. . . .
in jet propulsion aircraft
B64D 2700/62964
. . . .
Engines ejectable during flight
B64D 2700/62973
. . . .
Heating and cooling devices
B64D 2700/62982
. . . .
Elastic suspension using rubber
B64D 2700/62991
. . .
Devices for braking or boosting aircraft, e.g. auxiliary propeller, rockets, jets, take-off assistance
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013