IPC 6 English version B64D 21/00-B64D 47/08

B64D02100-B64D04708

SECTION B– PERFORMING OPERATIONS; TRANSPORTING

B 64

AIRCRAFT; AVIATION; COSMONAUTICS

B 64 D

EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS

21/

Testing of parachutes

23/

Training of parachutists

25/

Emergency apparatus or devices, not otherwise provided for (parachutes B 64 D 17/00, B 64 D 19/00; jettisoning of fuel tanks or fuel B 64 D 37/00; safety belts or body harnesses in general A 62 B 35/00; safety belts or body harnesses for land vehicles B 60 R 22/00; severable or jettisonable parts of fuselage facilitating emergency escape B 64 C) [4]

25/

Supports or holding means for living bodies (for ejector seats B 64 D 25/115) [5]

25/

Seat modifications

25/

Harnessing [4]

25/

Ejecting or escaping means (escape apertures B 64 C)

25/

Ejector seats

25/

102

Propelling means, e.g. by a combination of catapult and rocket means (B 64 D 25/11, B 64 D 25/112 take precedence) [5]

25/

105

by catapult means only [5]

25/

108

by rocket means only [5]

25/

Controlling attitude or direction of ejector seat or associated mechanism prior to ejection [5]

25/

112

Controlling attitude or direction of ejector seat after ejection [5]

25/

115

Occupant restraining, positioning or protecting devices [5]

25/

118

Separation of occupant from seat after ejection [5]

25/

Ejectable capsules

25/

Inflatable escape chutes (connection of valves to inflatable elastic bodies B 60 C 29/00)

25/

Dinghy stowage

25/

Flotation gear (aircraft alighting gear B 64 C)

25/

Releasing of crash-position indicators

27/

Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby (attitude, flight- direction, or altitude control of aircraft by jet reaction B 64 C)

27/

Aircraft characterised by the type or position of power plant (fuselages or wings adapted for mounting power plant B 64 C)

27/

of piston type

27/

within, or attached to, wing

27/

within, or attached to, fuselage

27/

of gas-turbine type (B 64 D 27/16 takes precedence)

27/

within, or attached to, wing

27/

within, or attached to, fuselage

27/

of jet type

27/

within, or attached to, wing

27/

within, or attached to, fuselage

27/

using atomic energy

27/

using steam, electricity, or spring force (B 64 D 27/16 takes precedence)

27/

Aircraft characterised by construction of power-plant mounting

29/

Power-plant nacelles, fairings, or cowlings (nacelles not otherwise provided for B 64 C)

29/

associated with wings (wings adapted for mounting power plant B 64 C)

29/

associated with fuselages

29/

Attaching of nacelles, fairings, or cowlings

29/

Inspection panels for power plants

31/

Power plant control; Arrangement thereof (flying controls B 64 C)

31/

Initiating means

31/

actuated personally

31/

actuated automatically

31/

for keeping cruising speed constant (conjoint control of power plant and propeller B 64 C)

31/

for preventing asymmetric thrust upon failure of one power plant

31/

for equalising or synchronising power plants

31/

Transmitting means between initiating means and power plants

33/

Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for

33/

of combustion air intakes (air intakes for gas-turbine plants or jet-propulsion plants per se F 02 C 7/04; air intakes for combustion engines in general F 02 M 35/00)

33/

of exhaust outlets or jet pipes (exhaust outlets for combustion engines in general F 01 N; jet pipes or nozzles for jet-propulsion plants per se F 02 K; plants characterised by the form or arrangement of the jet pipe or nozzle F 02 K) [3]

33/

of power plant cooling systems (cooling of internal-combustion engines per se F 01 P; cooling of gas-turbine plants or jet-propulsion plants per se F 02 C, F 02 K)

33/

Radiator arrangement

33/

of retractable type

35/

Transmitting power from power plant to propellers or rotors; Arrangements of transmissions (propellers or rotors per se, helicopter transmissions B 64 C)

35/

characterised by the type of power plant

35/

characterised by the transmission driving a plurality of propellers or rotors

35/

the propellers or rotors being counter-rotating

35/

characterised by the transmission being driven by a plurality of power plants

37/

Arrangements in connection with fuel supply for power plant (refuelling during flight B 64 D 39/00)

37/

Tanks (tanks constructed integrally with aircraft wings B 64 C; tanks in general B 65 D)

37/

Arrangement thereof in or on aircraft

37/

Constructional adaptations thereof

37/

Internal partitioning

37/

to facilitate fuel pressurisation

37/

jettisonable

37/

Filling or emptying (transferring fuels to adjust aircraft trim B 64 C)

37/

Filling systems (ground installations for fuelling aircraft B 64 F)

37/

Conditioning fuel during filling

37/

Emptying systems

37/

facilitating emptying in any position of tank

37/

using gas pressure

37/

Jettisoning of fuel

37/

Control thereof

37/

Fuel systems for specific fuels

37/

Safety measures not otherwise provided for, e.g. preventing explosive conditions (extinguishing or preventing fires in aircraft A 62 C)

37/

Conditioning fuel, e.g. heating (during filling B 64 D 37/18)

39/

Refuelling during flight (filling or emptying fuel tanks B 64 D 37/14)

39/

Means for paying-in or out hose

39/

Adaptations of hose construction (pipes in general F 16 L)

39/

Connecting hose to aircraft; Disconnecting hose therefrom

41/

Power installations for auxiliary purposes

43/

Arrangements or adaptations of instruments (arrangements of cameras B 64 D 47/08; aeronautical measuring instruments per se G 01 C)

43/

for indicating aircraft speed or stalling conditions

45/

Aircraft indicators or protectors not otherwise provided for (camouflage F 41 H 3/00)

45/

Lightning protectors (lightning arrestors H 01 C 7/12, H 01 C 8/04, H 01 G 9/18, H 01 T; circuit arrangements therefor H 02 H); Static dischargers (in general H 05 F 3/00)

45/

Landing aids; Safety measures to prevent collision with earth's surface

45/

mechanical

45/

optical

47/

Equipment not otherwise provided for

47/

Arrangements or adaptations of signal or lighting devices

47/

the lighting devices being primarily intended to illuminate the way ahead

47/

for indicating aircraft presence

47/

Arrangements of cameras

B64D - B64D 19/02