B | SK | PERFORMING OPERATIONS; TRANSPORTING |
B64 | KL | AIRCRAFT; AVIATION; COSMONAUTICS |
B64C | UKL | AEROPLANES; HELICOPTERS (air-cushion vehicles B60V) |
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B64C 1/00 | HGR | Fuselages; Constructional features common to fuselages, wings, stabilising surfaces, or the like (aerodynamical features common to fuselages, wings, stabilising surfaces, or the like B64C 23/00; flight-deck installations B64D) |
B64C 1/06 | UGR1 | . | Frames; Stringers; Longerons |
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B64C 1/08 | UGR2 | . . | Geodetic or other open-frame structures |
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B64C 1/10 | UGR2 | |
B64C 1/12 | UGR2 | . . | Construction or attachment of skin panels |
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B64C 1/14 | UGR1 | . | Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens (fairings movable in conjunction with undercarriage elements B64C 25/16; bomb doors B64D 1/06) |
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B64C 1/16 | UGR1 | . | specially adapted for mounting power plant |
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B64C 1/18 | UGR1 | |
B64C 1/20 | UGR2 | . . | specially adapted for freight |
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B64C 1/22 | UGR1 | . | Other structures integral with fuselages to facilitate loading |
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B64C 1/24 | UGR1 | . | Steps mounted on, and retractable within, fuselages (readily removable B64D 9/00) |
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B64C 1/26 | UGR1 | . | Attaching the wing or tail units or stabilising surfaces |
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B64C 1/28 | UGR1 | . | Parts of fuselage relatively movable to improve pilots view |
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B64C 1/30 | UGR1 | . | Parts of fuselage relatively movable to reduce overall dimensions of aircraft |
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B64C 1/32 | UGR1 | . | Severable or jettisonable parts of fuselage facilitating emergency escape (ejector seats B64D 25/10) |
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B64C 1/34 | UGR1 | . | comprising inflatable structural components (connection of valves to inflatable elastic bodies B60C 29/00) |
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B64C 1/36 | UGR1 | . | adapted to receive aerials or radomes (aerials or radomes per se H01Q) |
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B64C 1/38 | UGR1 | . | Constructions adapted to reduce effects of aerodynamic or other external heating |
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B64C 1/40 | UGR1 | . | Sound or heat insulation |
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B64C 3/00 | HGR | Wings (stabilising surfaces B64C 5/00; ornithopter wings B64C 33/02) |
B64C 3/10 | UGR1 | |
B64C 3/14 | UGR2 | |
B64C 3/16 | UGR2 | |
B64C 3/18 | UGR1 | . | Spars; Ribs; Stringers (attaching wing unit to fuselage B64C 1/26) |
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B64C 3/20 | UGR1 | . | Integral or sandwich constructions (layered products or sandwich constructions in general B32B) |
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B64C 3/22 | UGR1 | . | Geodetic or other open-frame structures |
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B64C 3/24 | UGR1 | . | Moulded or cast structures |
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B64C 3/26 | UGR1 | . | Construction, shape, or attachment of separate skins, e.g. panels |
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B64C 3/28 | UGR1 | . | Leading or trailing edges attached to primary structures, e.g. forming fixed slots |
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B64C 3/30 | UGR1 | . | comprising inflatable structural components (connection of valves to inflatable elastic bodies B60C 29/00) |
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B64C 3/32 | UGR1 | . | specially adapted for mounting power plant |
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B64C 3/34 | UGR1 | . | Integrally-constructed tanks, e.g. for fuel (other aircraft fuel tanks or fuel systems B64D) |
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B64C 3/36 | UGR1 | . | Structures adapted to reduce effects of aerodynamic or other external heating |
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B64C 3/38 | UGR1 | . | Adjustment of complete wings or parts thereof |
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B64C 3/40 | UGR2 | . . | Varying angle of sweep |
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B64C 3/42 | UGR2 | . . | Adjusting about chordwise axes |
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B64C 3/44 | UGR2 | |
B64C 3/46 | UGR3 | . . . | by inflatable elements (connection of valves to inflatable elastic bodies B60C 29/00) |
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B64C 3/48 | UGR3 | . . . | by relatively-movable parts of wing structures |
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B64C 3/50 | UGR3 | . . . | by leading or trailing edge flaps (ailerons B64C 9/00) |
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B64C 3/52 | UGR2 | |
B64C 3/54 | UGR2 | . . | Varying in area (flaps extendable to increase camber B64C 3/44) |
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B64C 3/56 | UGR2 | . . | Folding or collapsing to reduce overall dimensions of aircraft |
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B64C 3/58 | UGR1 | . | provided with fences or spoilers (adjustable for control purposes B64C 9/00) |
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B64C 5/00 | HGR | Stabilising surfaces (attaching stabilising surfaces to fuselage B64C 1/26) |
B64C 5/02 | UGR1 | |
B64C 5/04 | UGR1 | |
B64C 5/06 | UGR1 | |
B64C 5/08 | UGR1 | . | mounted on, or supported by, wings |
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B64C 5/10 | UGR1 | |
B64C 5/12 | UGR2 | . . | for retraction against or within fuselage or nacelle |
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B64C 5/14 | UGR2 | . . | Varying angle of sweep |
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B64C 5/16 | UGR2 | |
B64C 5/18 | UGR2 | |
B64C 7/00 | HGR | Structures or fairings not otherwise provided for |
B64C 7/02 | UGR1 | |
B64C 9/00 | ZWE |
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B64C 9/00 | HGR | Adjustable control surfaces or members, e.g. rudders (trimming stabilising surfaces B64C 5/10; systems for actuating flying-control surfaces B64C 13/00) |
B64C 9/02 | UGR1 | . | Mounting or supporting thereof |
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B64C 9/04 | UGR1 | . | with compound dependent movements |
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B64C 9/06 | UGR1 | . | with two or more independent movements |
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B64C 9/08 | UGR1 | . | bodily displaceable (varying camber of wings B64C 3/44) |
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B64C 9/10 | UGR1 | . | one surface adjusted by movement of another, e.g. servo tabs (B64C 9/04 takes precedence; adjusting surfaces of different type or function B64C 9/12) |
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B64C 9/12 | UGR1 | . | surfaces of different type or function being simultaneously adjusted |
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B64C 9/14 | UGR1 | . | forming slots (boundary-layer control B64C 21/00) |
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B64C 9/16 | UGR2 | . . | at the rear of the wing |
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B64C 9/18 | UGR3 | |
B64C 9/20 | UGR3 | |
B64C 9/22 | UGR2 | . . | at the front of the wing |
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B64C 9/24 | UGR3 | |
B64C 9/26 | UGR3 | |
B64C 9/28 | UGR2 | . . | by flaps at both the front and rear of the wing operating in unison |
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B64C 9/30 | UGR1 | . | Balancing hinged surfaces, e.g. dynamically |
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B64C 9/32 | UGR1 | . | Air braking surfaces (braking by parachutes B64D 17/80) |
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B64C 9/34 | UGR1 | . | collapsing or retracting against or within other surfaces or other members |
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B64C 9/36 | UGR2 | . . | the members being fuselages or nacelles |
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B64C 9/38 | UGR1 | |
B64C 11/00 | HGR | Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft (rotors specially adapted for rotorcraft B64C 27/32) |
B64C 11/02 | UGR1 | |
B64C 11/04 | UGR2 | |
B64C 11/06 | UGR3 | . . . | for variable-pitch blades |
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B64C 11/08 | UGR3 | . . . | for non-adjustable blades |
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B64C 11/10 | UGR4 | |
B64C 11/12 | UGR4 | |
B64C 11/14 | UGR2 | |
B64C 11/16 | UGR1 | |
B64C 11/18 | UGR2 | |
B64C 11/20 | UGR2 | . . | Constructional features |
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B64C 11/22 | UGR3 | |
B64C 11/24 | UGR3 | |
B64C 11/26 | UGR3 | |
B64C 11/28 | UGR3 | . . . | Collapsible or foldable blades |
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B64C 11/30 | UGR1 | . | Blade pitch-changing mechanisms |
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B64C 11/32 | UGR2 | |
B64C 11/34 | UGR3 | |
B64C 11/36 | UGR3 | |
B64C 11/38 | UGR2 | |
B64C 11/40 | UGR3 | |
B64C 11/42 | UGR3 | |
B64C 11/44 | UGR2 | |
B64C 11/46 | UGR1 | . | Arrangements of, or constructional features peculiar to, multiple propellers |
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B64C 11/48 | UGR2 | . . | Units of two or more coaxial propellers |
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B64C 11/50 | UGR2 | . . | Phase synchronisation between multiple propellers |
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B64C 13/00 | HGR | Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers |
B64C 13/02 | UGR1 | |
B64C 13/04 | UGR2 | |
B64C 13/06 | UGR3 | . . . | adjustable to suit individual persons |
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B64C 13/08 | UGR3 | . . . | Trimming zero positions |
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B64C 13/10 | UGR3 | . . . | comprising warning devices |
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B64C 13/12 | UGR3 | . . . | Dual control apparatus |
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B64C 13/14 | UGR3 | . . . | lockable (locking in position to suit individual persons B64C 13/06) |
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B64C 13/16 | UGR2 | . . | actuated automatically, e.g. responsive to gust detectors |
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B64C 13/18 | UGR3 | . . . | using automatic pilot (automatic pilots per se G05D 1/00) |
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B64C 13/20 | UGR3 | . . . | using radiated signals |
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B64C 13/22 | UGR3 | . . . | readily revertible to personal control |
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B64C 13/24 | UGR1 | |
B64C 13/26 | UGR2 | . . | without power amplification or where power amplification is irrelevant |
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B64C 13/28 | UGR3 | |
B64C 13/30 | UGR4 | . . . . | using cable, chain, or rod mechanisms |
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B64C 13/32 | UGR4 | . . . . | using cam mechanisms |
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B64C 13/34 | UGR4 | . . . . | using toothed gearing |
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B64C 13/36 | UGR3 | |
B64C 13/38 | UGR2 | . . | with power amplification |
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B64C 13/40 | UGR3 | . . . | using fluid pressure |
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B64C 13/42 | UGR4 | . . . . | having duplication or stand-by provisions |
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B64C 13/44 | UGR4 | . . . . | overriding of personal controls; with automatic return to inoperative position |
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B64C 13/46 | UGR4 | . . . . | with artificial feel |
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B64C 13/48 | UGR4 | . . . . | characterised by the fluid being gaseous |
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B64C 13/50 | UGR3 | . . . | using electrical energy |
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B64C 15/00 | HGR | Attitude, flight direction, or altitude control by jet reaction (details of jet-engine plants, e.g. of nozzles or jet pipes, F02K) [3] |
B64C 15/02 | UGR1 | . | the jets being propulsion jets |
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B64C 15/12 | UGR2 | . . | the power plant being tiltable |
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B64C 15/14 | UGR1 | . | the jets being other than main propulsion jets (jet flaps B64C 9/38) |
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B64C 17/00 | HGR | Aircraft stabilisation not otherwise provided for |
B64C 17/02 | UGR1 | . | by gravity or inertia-actuated apparatus |
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B64C 17/04 | UGR2 | |
B64C 17/06 | UGR2 | . . | by gyroscopic apparatus (automatic-pilot control B64C 13/18) |
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B64C 17/08 | UGR1 | . | by ballast supply or discharge (for lighter-than-air aircraft B64B) |
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B64C 17/10 | UGR1 | . | Transferring fuel to adjust trim |
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B64C 19/00 | HGR | Aircraft control not otherwise provided for |
B64C 19/02 | UGR1 | |
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B64C 21/00 | HGR | Influencing air-flow over aircraft surfaces by affecting boundary-layer flow (boundary-layer control in general F15D) |
B64C 21/02 | UGR1 | . | by use of slot, ducts, porous areas, or the like |
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B64C 21/04 | UGR2 | |
B64C 21/06 | UGR2 | |
B64C 21/08 | UGR2 | |
B64C 21/10 | UGR1 | . | using other surface properties, e.g. roughness |
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B64C 23/00 | HGR | Influencing air-flow over aircraft surfaces, not otherwise provided for |
B64C 23/02 | UGR1 | . | by means of rotating members of cylindrical or similar form |
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B64C 23/04 | UGR1 | . | by generating shock waves |
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B64C 23/06 | UGR1 | |
B64C 23/08 | UGR1 | |
B64C 25/00 | ZWE |
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B64C 25/00 | HGR | Alighting gear (air-cushion alighting gear B60V 3/08) |
B64C 25/02 | UGR1 | |
B64C 25/04 | UGR2 | . . | Arrangement or disposition on aircraft |
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B64C 25/06 | UGR2 | |
B64C 25/08 | UGR2 | . . | non-fixed, e.g. jettisonable |
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B64C 25/10 | UGR3 | . . . | retractable, foldable, or the like |
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B64C 25/12 | UGR4 | |
B64C 25/14 | UGR4 | |
B64C 25/16 | UGR4 | . . . . | Fairings movable in conjunction with undercarriage elements |
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B64C 25/18 | UGR4 | . . . . | Operating mechanisms |
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B64C 25/20 | UGR5 | |
B64C 25/22 | UGR5 | |
B64C 25/24 | UGR5 | |
B64C 25/26 | UGR5 | . . . . . | Control or locking systems therefor |
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B64C 25/28 | UGR6 | . . . . . . | with indicating or warning devices |
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B64C 25/30 | UGR6 | . . . . . . | emergency actuated |
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B64C 25/32 | UGR1 | . | characterised by elements which contact the ground or similar surface (arrester hooks B64C 25/68) |
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B64C 25/34 | UGR2 | . . | wheeled type, e.g. multi-wheeled bogies |
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B64C 25/36 | UGR3 | . . . | Arrangements or adaptations of wheels, tyres, or axles in general (construction of wheels or axles B60B; construction of tyres in general B60C) |
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B64C 25/38 | UGR2 | |
B64C 25/40 | UGR2 | . . | the elements being rotated before touch-down |
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B64C 25/42 | UGR2 | . . | Arrangement or adaptation of brakes (the ground braking force being regulated, at least in part, by a speed condition, e.g. acceleration or deceleration of the ground engaging alighting gear, B60T 8/32) [4] |
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B64C 25/44 | UGR3 | . . . | Actuating mechanisms |
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B64C 25/46 | UGR4 | . . . . | Brake regulators for preventing skidding or aircraft somersaulting |
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B64C 25/48 | UGR4 | . . . . | differentially operated for steering purposes |
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B64C 25/50 | UGR2 | . . | Steerable undercarriages; Shimmy-damping (steering devices applicable to land vehicles B62D) |
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B64C 25/52 | UGR2 | |
B64C 25/54 | UGR2 | |
B64C 25/56 | UGR3 | . . . | inflatable (connection of valves to inflatable elastic bodies B60C 29/00) |
|
B64C 25/58 | UGR2 | . . | Arrangements or adaptations of shock-absorbers or springs (shimmy-dampers B64C 25/50; vehicle suspension arrangements in general B60G; shock-absorbers per se F16F) |
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B64C 25/60 | UGR3 | |
B64C 25/62 | UGR3 | . . . | Spring shock-absorbers; Springs |
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B64C 25/64 | UGR4 | . . . . | using rubber or like elements |
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B64C 25/66 | UGR2 | . . | Convertible alighting gear; Combinations of different kinds of ground or like engaging elements |
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B64C 25/68 | UGR1 | . | Arrester hooks (arresting gear, e.g. on aircraft carriers, B64F) |
|
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B64C 27/00 | HGR | Rotorcraft; Rotors peculiar thereto (alighting gear B64C 25/00) |
B64C 27/02 | UGR1 | |
B64C 27/04 | UGR1 | |
B64C 27/06 | UGR2 | |
B64C 27/08 | UGR2 | . . | with two or more rotors |
|
B64C 27/10 | UGR3 | |
B64C 27/12 | UGR2 | |
B64C 27/14 | UGR3 | . . . | Direct drive between power plant and rotor hub |
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B64C 27/16 | UGR3 | . . . | Drive of rotors by means, e.g. propellers, mounted on rotor blades |
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B64C 27/18 | UGR4 | . . . . | the means being jet-reaction apparatus |
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B64C 27/20 | UGR1 | . | Rotorcraft characterised by having shrouded rotors, e.g. flying platforms |
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B64C 27/22 | UGR1 | . | Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft |
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B64C 27/24 | UGR2 | . . | with rotor blades fixed in flight to act as lifting surfaces |
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B64C 27/26 | UGR2 | . . | characterised by provision of fixed wings |
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B64C 27/28 | UGR2 | . . | with forward-propulsion propellers pivotable to act as lifting rotors |
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B64C 27/30 | UGR2 | . . | with provision for reducing drag of inoperative rotor |
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B64C 27/32 | UGR1 | . | Rotors (features common to rotors and propellers B64C 11/00) |
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B64C 27/33 | UGR2 | . . | having flexing arms [3] |
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B64C 27/35 | UGR2 | . . | having elastomeric joints [3] |
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B64C 27/37 | UGR2 | |
B64C 27/39 | UGR3 | . . . | with individually articulated blades, i.e. with flapping or drag hinges [3] |
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B64C 27/41 | UGR3 | . . . | with flapping hinge or universal joint, common to the blades [3] |
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B64C 27/43 | UGR4 | . . . . | see-saw type, i.e. two-bladed rotor [3] |
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B64C 27/45 | UGR3 | . . . | with a feathering hinge only [3] |
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B64C 27/46 | UGR2 | |
B64C 27/467 | UGR3 | . . . | Aerodynamic features [6] |
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B64C 27/473 | UGR3 | . . . | Constructional features [6] |
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B64C 27/48 | UGR4 | . . . . | Root attachment to rotor head |
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B64C 27/50 | UGR4 | . . . . | Blades foldable to facilitate stowage of aircraft |
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B64C 27/51 | UGR1 | . | Damping of blade movements [3] |
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B64C 27/52 | UGR1 | . | Tilting of rotor bodily relative to fuselage (of see-saw type construction B64C 27/43) |
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B64C 27/54 | UGR1 | . | Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement |
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B64C 27/56 | UGR2 | . . | characterised by the control initiating means, e.g. manually actuated (B64C 27/58 takes precedence) |
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B64C 27/57 | UGR3 | . . . | automatic or condition responsive, e.g. responsive to rotor speed, torque or thrust [3] |
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B64C 27/58 | UGR2 | . . | Transmitting means, e.g. interrelated with initiating means or means acting on blades (initiating means B64C 27/56; means acting on blades B64C 27/72) |
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B64C 27/59 | UGR3 | |
B64C 27/605 | UGR4 | . . . . | including swash plate, spider or cam mechanisms [3] |
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B64C 27/615 | UGR4 | . . . . | including flaps mounted on blades [3] |
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B64C 27/625 | UGR4 | . . . . | including rotating masses or servo rotors [3] |
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B64C 27/635 | UGR4 | . . . . | specially for controlling lag-lead movements of blades [3] |
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B64C 27/64 | UGR3 | . . . | using fluid pressure, e.g. having fluid power amplification [3] |
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B64C 27/68 | UGR3 | . . . | using electrical energy, e.g. having electrical power amplification [3] |
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B64C 27/72 | UGR2 | . . | Means acting on blades |
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B64C 27/78 | UGR2 | . . | in association with pitch adjustment of blades of anti-torque rotor |
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B64C 27/80 | UGR2 | . . | for differential adjustment of blade pitch between two or more lifting rotors |
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B64C 27/82 | UGR1 | . | characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting-rotor torque or changing direction of rotorcraft |
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B64C 29/00 | HGR | Aircraft capable of landing or taking-off vertically (attitude, flight direction, or altitude control by jet reaction B64C 15/00; rotorcraft B64C 27/00; air-cushion vehicles B60V; details of jet-engine plants, e.g. of nozzles or jet pipes, F02K) |
B64C 29/02 | UGR1 | . | having its flight directional axis vertical when grounded |
|
B64C 29/04 | UGR2 | . . | characterised by jet-reaction propulsion |
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B64C 30/00 | HGR | Supersonic type aircraft [3] |
B64C 31/00 | HGR | Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft |
B64C 31/02 | UGR1 | . | Gliders, e.g. sailplanes (hang-gliders B64C 31/028) [6] |
|
B64C 31/024 | UGR2 | . . | with auxiliary power plant [6] |
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B64C 31/028 | UGR1 | . | Hang-glider-type aircraft; Microlight-type aircraft [6] |
|
B64C 31/032 | UGR2 | . . | having delta shaped wing [6] |
|
B64C 31/036 | UGR2 | . . | having parachute-type wing (parachutes B64D 17/00) [6] |
|
B64C 31/04 | UGR1 | |
B64C 31/06 | UGR1 | |
B64C 33/00 | HGR | Ornithopters |
B64C 33/02 | UGR1 | . | Wings; Actuating mechanisms therefor |
|
B64C 35/00 | HGR | Flying-boats; Seaplanes (alighting gear B64C 25/00) |
B64C 35/02 | UGR1 | |
B64C 37/00 | HGR | Convertible aircraft (vehicles capable of travelling in or on different media B60F) |
B64C 37/02 | UGR1 | . | Flying units formed by separate aircraft (towing, air-refuelling, or aircraft-carrying aircraft B64D) |
|
B64C 39/00 | HGR | Aircraft not otherwise provided for |
B64C 39/02 | UGR1 | . | characterised by special use |
|
B64C 39/04 | UGR1 | . | having multiple fuselages or tail booms [3] |
|
B64C 39/06 | UGR1 | . | having disc- or ring-shaped wings [3] |
|
B64C 39/08 | UGR1 | . | having multiple wings [3] |
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B64C 39/10 | UGR1 | |
B64C 39/12 | UGR1 | . | Canard-type aircraft [3] |
|