<titlePart> <text>SECTION B <emdash/> PERFORMING OPERATIONS</text> </titlePart> <titlePart> <text>TRANSPORTING</text> </titlePart> LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION Method General operations by centrifugal force, using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force, using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/LIQUID OR SOLID/GAS SEPARATION Method General operations by centrifugal force using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/SOLID SEPARATION Method Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods Apparatus Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus , Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods <titlePart> <text>TRANSPORTING</text> </titlePart> <titlePart> <text>AIRCRAFT</text> </titlePart> <titlePart> <text>AVIATION</text> </titlePart> <titlePart> <text>COSMONAUTICS</text> </titlePart> <titlePart> <text>EQUIPMENT FOR FITTING IN OR TO AIRCRAFT</text> </titlePart> <titlePart> <text>FLYING SUITS</text> </titlePart> <titlePart> <text>PARACHUTES</text> </titlePart> <titlePart> <text>ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS</text> </titlePart> FLIGHT ARRANGEMENTS ON AIRCRAFT Of power plant and auxiliaries , , , Of power-plant controls and transmissions , For fuel supply , Of flying instruments USE OF AIRCRAFT For military purposes , For persons or freight SAFETY OR EMERGENCY ARRANGEMENTS OR EQUIPMENTS For the aircraft against icing; against lightning ; for landing , For jettisoning or other means concerning fuel , For persons or material by holding or ejecting means by parachutes; parachuting ; Other safety, emergency, or protection means , , EQUIPMENT FOR OPERATIONS PERFORMED DURING FLIGHT Releasing or receiving articles, fluent materials, or another aircraft , Towing, fuel replenishing , OTHER ARRANGEMENTS OR EQUIPMENT <titlePart> <text>Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight</text> <entryReference>with respect to weapon sights, <sref ref="F41G"/> takes precedence</entryReference> <entryReference>parachutes <sref ref="B64D0017000000"/></entryReference> <entryReference>ejectable seats <sref ref="B64D0025100000"/></entryReference> <entryReference>ejectable capsules <sref ref="B64D0025120000"/></entryReference> <entryReference>refuelling during flight <sref ref="B64D0039000000"/></entryReference> <entryReference>launching apparatus for projecting projectiles or missiles <sref ref="F41F0001000000"/>, <sref ref="F41F0007000000"/></entryReference> <entryReference>rocket or torpedo launchers <sref ref="F41F0003000000"/></entryReference> </titlePart> <titlePart> <text>Dropping, ejecting, or releasing articles</text> <entryReference>jettisonable fuel reservoirs <sref ref="B64D0037120000"/></entryReference> </titlePart> <titlePart> <text>the articles being explosive, e.g. bombs</text> <entryReference>arming or setting bomb fuzes <sref ref="F42C"/></entryReference> </titlePart> <titlePart> <text>Bomb releasing</text> </titlePart> <titlePart> <text>Bomb doors</text> </titlePart> <titlePart> <text>the articles being load-carrying devices</text> </titlePart> <titlePart> <text>Stowage arrangements for the devices in aircraft</text> </titlePart> <titlePart> <text>Releasing</text> </titlePart> <titlePart> <text>Absorbing landing shocks</text> </titlePart> <titlePart> <text>Dropping or releasing powdered, liquid or gaseous matter, e.g. for fire-fighting</text> <entryReference>jettisoning fuel <sref ref="B64D0037260000"/></entryReference> </titlePart> <titlePart> <text>by spraying, e.g. insecticides</text> <entryReference>spraying apparatus in general <sref ref="B05B"/></entryReference> </titlePart> <titlePart> <text>for sky-writing</text> </titlePart> <titlePart> <text>Taking-up articles from earth's surface</text> </titlePart> <titlePart> <text>Aircraft adaptations to facilitate towing or being towed</text> <entryReference><sref ref="B64D0039000000"/> takes precedence</entryReference> <entryReference>ground installations for launching or towing aircraft <sref ref="B64F"/></entryReference> <entryReference>towing ropes <u>per se</u><sref ref="D07B"/></entryReference> </titlePart> <titlePart> <text>for towing targets</text> <entryReference>towed targets <u>per se</u><sref ref="F41J"/></entryReference> </titlePart> <titlePart> <text>Aircraft transported by aircraft, e.g. for release or reberthing during flight</text> <entryReference>flying units formed by separate aircraft <sref ref="B64C0037020000"/></entryReference> </titlePart> <titlePart> <text>Arrangement of military equipment, e.g. armaments, armament accessories, or military shielding, in aircraft</text> </titlePart> <titlePart> <text>Adaptations of armament mountings for aircraft</text> <entryReference>dropping bombs or the like <sref ref="B64D0001000000"/></entryReference> <entryReference>armaments or mountings therefor <u>per se</u><sref ref="F41"/></entryReference> </titlePart> <titlePart> <text>the armaments being firearms</text> </titlePart> <titlePart> <text>fixedly mounted</text> </titlePart> <titlePart> <text>movably mounted</text> </titlePart> <titlePart> <text>Arrangement of rocket launchers</text> <entryReference>rocket launchers <u>per se</u>, e.g. rocket pods, <sref ref="F41F0003060000"/></entryReference> </titlePart> <titlePart> <text>Equipment for handling freight</text> </titlePart> <titlePart> <text>Equipment for facilitating passenger embarkation or the like</text> <entryReference>emergency equipment <sref ref="B64D0017000000"/>, <sref ref="B64D0019000000"/>, <sref ref="B64D0025000000"/></entryReference> <entryReference>structures integral with fuselage to facilitate loading, fuselage floors specially adapted for freight, steps mounted on, and retractable within, aircraft <sref ref="B64C"/></entryReference> <entryReference>ground installations <sref ref="B64F"/></entryReference> </titlePart> <titlePart> <text>Flying suits</text> <entryReference>helmets in general <sref ref="A42B0003000000"/></entryReference> <entryReference>breathing helmets <sref ref="A62B0018000000"/></entryReference> </titlePart> <titlePart> <text>Passenger or crew accommodation</text> </titlePart> <titlePart> <text>Flight-deck installations not otherwise provided for</text> </titlePart> <titlePart> <text>Toilet fittings</text> <entryReference>of general application <sref ref="A47K"/></entryReference> </titlePart> <titlePart> <text>Galleys</text> </titlePart> <titlePart> <text>Arrangements or adaptations of seats</text> <entryReference>seat constructions for emergency purposes <sref ref="B64D0025040000"/></entryReference> </titlePart> <titlePart> <text>Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space</text> <entryReference>treatment rooms with artificial climate for medical purposes <sref ref="A61G0010020000"/></entryReference> <entryReference>respiratory apparatus in general <sref ref="A62B"/></entryReference> <entryReference>for vehicles in general <sref ref="B60H"/></entryReference> </titlePart> <titlePart> <text>the air being pressurised</text> </titlePart> <titlePart> <text>Automatic control of pressure</text> </titlePart> <titlePart> <text>the air being conditioned</text> <entryReference>pressurising <sref ref="B64D0013020000"/></entryReference> </titlePart> <titlePart> <text>the air being heated or cooled</text> </titlePart> <titlePart> <text>De-icing or preventing icing on exterior surfaces of aircraft</text> <entryReference>motor vehicles specially adapted for carrying de-icing equipment <sref ref="B60P"/></entryReference> </titlePart> <titlePart> <text>by ducted hot gas or liquid</text> </titlePart> <titlePart> <text>Hot gas application</text> </titlePart> <titlePart> <text>Liquid application</text> <entryReference>in general <sref ref="B05"/></entryReference> </titlePart> <titlePart> <text>exuded from surface</text> </titlePart> <titlePart> <text>sprayed over surface</text> </titlePart> <titlePart> <text>by electric heating</text> <entryReference><sref ref="H05B0003840000"/> takes precedence</entryReference> <entryReference>electric heating elements in general <sref ref="H05B"/></entryReference> </titlePart> <titlePart> <text>controlled cyclically along length of surface</text> </titlePart> <titlePart> <text>by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface</text> </titlePart> <titlePart> <text>the surface being an aerofoil, rotor, or propeller</text> </titlePart> <titlePart> <text>Means for detecting icing or initiating de-icing</text> </titlePart> <titlePart> <text>Automatic initiation by icing detector</text> </titlePart> <titlePart> <text>Parachutes</text> <entryReference>non-canopied parachutes <sref ref="B64D0019000000"/></entryReference> </titlePart> <titlePart> <text>Canopy arrangement or construction</text> </titlePart> <titlePart> <text>formed with two or more canopies arranged about a common axis</text> </titlePart> <titlePart> <text>formed with two or more canopies arranged in a cluster</text> </titlePart> <titlePart> <text>Secondary or shock-absorbing canopies attached to load line</text> </titlePart> <titlePart> <text>Ribbon construction or the like</text> </titlePart> <titlePart> <text>constructed to provide variable or non-uniform porosity over area of canopy</text> </titlePart> <titlePart> <text>with skirt or air-deflecting panels</text> </titlePart> <titlePart> <text>secured to hem of main canopy</text> </titlePart> <titlePart> <text>Vent arrangement or construction</text> </titlePart> <titlePart> <text>variable in area</text> </titlePart> <titlePart> <text>Load suspension</text> </titlePart> <titlePart> <text>Rigging lines</text> </titlePart> <titlePart> <text>attached to hem of canopy</text> </titlePart> <titlePart> <text>attached to apex of canopy</text> </titlePart> <titlePart> <text>Harnesses</text> </titlePart> <titlePart> <text>Construction of quick-release box</text> </titlePart> <titlePart> <text>adapted to control direction or rate of descent</text> </titlePart> <titlePart> <text>incorporating friction devices or frangible connections to reduce shock loading of canopy</text> </titlePart> <titlePart> <text>Releasable fastening devices between parachute and load or pack</text> </titlePart> <titlePart> <text>Packs</text> </titlePart> <titlePart> <text>rigid</text> </titlePart> <titlePart> <text>forming part of load</text> </titlePart> <titlePart> <text>Closing means</text> </titlePart> <titlePart> <text>with separate pack for extractor of auxiliary parachute</text> </titlePart> <titlePart> <text>formed with separate compartments for main canopy, rigging lines, or auxiliary parachute</text> </titlePart> <titlePart> <text>Opening, e.g. manual</text> </titlePart> <titlePart> <text>automatic</text> </titlePart> <titlePart> <text>responsive to barometric pressure</text> </titlePart> <titlePart> <text>responsive to time-delay mechanism</text> </titlePart> <titlePart> <text>by static line</text> </titlePart> <titlePart> <text>Deployment</text> </titlePart> <titlePart> <text>by extractor parachute</text> </titlePart> <titlePart> <text>attached to hem of main canopy</text> </titlePart> <titlePart> <text>attached to apex of main canopy</text> </titlePart> <titlePart> <text>by springs</text> </titlePart> <titlePart> <text>by explosive or inflatable means</text> <entryReference>connection of valves to inflatable elastic bodies <sref ref="B60C0029000000"/></entryReference> </titlePart> <titlePart> <text>Sequential deployment of a plurality of canopies</text> </titlePart> <titlePart> <text>facilitated by method of folding or packing</text> </titlePart> <titlePart> <text>in association with other load-retarding apparatus</text> </titlePart> <titlePart> <text>in association with aircraft, e.g. for braking thereof</text> </titlePart> <titlePart> <text>Non-canopied parachutes</text> </titlePart> <titlePart> <text>Rotary-wing parachutes</text> </titlePart> <titlePart> <text>Testing of parachutes</text> </titlePart> <titlePart> <text>Training of parachutists</text> </titlePart> <titlePart> <text>Emergency apparatus or devices, not otherwise provided for</text> <entryReference>parachutes <sref ref="B64D0017000000"/>, <sref ref="B64D0019000000"/></entryReference> <entryReference>jettisoning of fuel tanks or fuel <sref ref="B64D0037000000"/></entryReference> <entryReference>safety belts or body harnesses in general <sref ref="A62B0035000000"/></entryReference> <entryReference>safety belts or body harnesses for land vehicles <sref ref="B60R0022000000"/></entryReference> <entryReference>severable or jettisonable parts of fuselage facilitating emergency escape <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Supports or holding means for living bodies</text> <entryReference>for ejector seats <sref ref="B64D0025115000"/></entryReference> </titlePart> <titlePart> <text>Seat modifications</text> </titlePart> <titlePart> <text>Harnessing</text> </titlePart> <titlePart> <text>Ejecting or escaping means</text> <entryReference>escape apertures <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Ejector seats</text> </titlePart> <titlePart> <text>Propelling means, e.g. by a combination of catapult and rocket means</text> <entryReference><sref ref="B64D0025110000"/>, <sref ref="B64D0025112000"/> take precedence</entryReference> </titlePart> <titlePart> <text>by catapult means only</text> </titlePart> <titlePart> <text>by rocket means only</text> </titlePart> <titlePart> <text>Controlling attitude or direction of ejector seat or associated mechanism prior to ejection</text> </titlePart> <titlePart> <text>Controlling attitude or direction of ejector seat after ejection</text> </titlePart> <titlePart> <text>Occupant restraining, positioning or protecting devices</text> </titlePart> <titlePart> <text>Separation of occupant from seat after ejection</text> </titlePart> <titlePart> <text>Ejectable capsules</text> </titlePart> <titlePart> <text>Inflatable escape chutes</text> <entryReference>connection of valves to inflatable elastic bodies <sref ref="B60C0029000000"/></entryReference> </titlePart> <titlePart> <text>Dinghy stowage</text> </titlePart> <titlePart> <text>Flotation gear</text> <entryReference>aircraft alighting gear <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Releasing of crash-position indicators</text> </titlePart> <titlePart> <text>Arrangement or mounting of power plant in aircraft</text> </titlePart> <titlePart> <text>Aircraft characterised thereby</text> <entryReference>attitude, flight- direction, or altitude control of aircraft by jet reaction <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Aircraft characterised by the type or position of power plant</text> <entryReference>fuselages or wings adapted for mounting power plant <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>of piston type</text> </titlePart> <titlePart> <text>within, or attached to, wing</text> </titlePart> <titlePart> <text>within, or attached to, fuselage</text> </titlePart> <titlePart> <text>of gas-turbine type</text> <entryReference><sref ref="B64D0027160000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>within, or attached to, wing</text> </titlePart> <titlePart> <text>within, or attached to, fuselage</text> </titlePart> <titlePart> <text>of jet type</text> </titlePart> <titlePart> <text>within, or attached to, wing</text> </titlePart> <titlePart> <text>within, or attached to, fuselage</text> </titlePart> <titlePart> <text>using atomic energy</text> </titlePart> <titlePart> <text>using steam, electricity, or spring force</text> <entryReference><sref ref="B64D0027160000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>Aircraft characterised by construction of power-plant mounting</text> </titlePart> <titlePart> <text>Power-plant nacelles, fairings, or cowlings</text> <entryReference>nacelles not otherwise provided for <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>associated with wings</text> <entryReference>wings adapted for mounting power plant <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>associated with fuselages</text> </titlePart> <titlePart> <text>Attaching of nacelles, fairings, or cowlings</text> </titlePart> <titlePart> <text>Inspection panels for power plants</text> </titlePart> <titlePart> <text>Power plant control</text> </titlePart> <titlePart> <text>Arrangement thereof</text> <entryReference>flying controls, conjoint control of power plant and propeller <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Initiating means</text> </titlePart> <titlePart> <text>actuated personally</text> </titlePart> <titlePart> <text>actuated automatically</text> </titlePart> <titlePart> <text>for keeping cruising speed constant</text> </titlePart> <titlePart> <text>for preventing asymmetric thrust upon failure of one power plant</text> </titlePart> <titlePart> <text>for equalising or synchronising power plants</text> </titlePart> <titlePart> <text>Transmitting means between initiating means and power plants</text> </titlePart> <titlePart> <text>Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for</text> </titlePart> <titlePart> <text>of combustion air intakes</text> <entryReference>air intakes for gas-turbine plants or jet-propulsion plants <u>per se</u><sref ref="F02C0007040000"/></entryReference> <entryReference>air intakes for combustion engines in general <sref ref="F02M0035000000"/></entryReference> </titlePart> <titlePart> <text>of exhaust outlets or jet pipes</text> <entryReference>exhaust outlets for combustion engines in general <sref ref="F01N"/></entryReference> <entryReference>jet pipes or nozzles for jet-propulsion plants <u>per se</u><sref ref="F02K"/></entryReference> <entryReference>plants characterised by the form or arrangement of the jet pipe or nozzle <sref ref="F02K"/></entryReference> </titlePart> <titlePart> <text>of power plant cooling systems</text> <entryReference>cooling of internal-combustion engines <u>per se</u><sref ref="F01P"/></entryReference> <entryReference>cooling of gas-turbine plants or jet-propulsion plants <u>per se</u><sref ref="F02C"/>, <sref ref="F02K"/></entryReference> </titlePart> <titlePart> <text>Radiator arrangement</text> </titlePart> <titlePart> <text>of retractable type</text> </titlePart> <titlePart> <text>Transmitting power from power plant to propellers or rotors</text> </titlePart> <titlePart> <text>Arrangements of transmissions</text> <entryReference>propellers or rotors <u>per se</u>, helicopter transmissions <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>characterised by the type of power plant</text> </titlePart> <titlePart> <text>characterised by the transmission driving a plurality of propellers or rotors</text> </titlePart> <titlePart> <text>the propellers or rotors being counter-rotating</text> </titlePart> <titlePart> <text>characterised by the transmission being driven by a plurality of power plants</text> </titlePart> <titlePart> <text>Arrangements in connection with fuel supply for power plant</text> <entryReference>refuelling during flight <sref ref="B64D0039000000"/></entryReference> </titlePart> <titlePart> <text>Tanks</text> <entryReference>tanks constructed integrally with aircraft wings <sref ref="B64C"/></entryReference> <entryReference>tanks in general <sref ref="B65D"/></entryReference> </titlePart> <titlePart> <text>Arrangement thereof in or on aircraft</text> </titlePart> <titlePart> <text>Constructional adaptations thereof</text> </titlePart> <titlePart> <text>Internal partitioning</text> </titlePart> <titlePart> <text>to facilitate fuel pressurisation</text> </titlePart> <titlePart> <text>jettisonable</text> </titlePart> <titlePart> <text>Filling or emptying</text> <entryReference>transferring fuels to adjust aircraft trim <sref ref="B64C"/></entryReference> </titlePart> <titlePart> <text>Filling systems</text> <entryReference>ground installations for fuelling aircraft <sref ref="B64F"/></entryReference> </titlePart> <titlePart> <text>Conditioning fuel during filling</text> </titlePart> <titlePart> <text>Emptying systems</text> </titlePart> <titlePart> <text>facilitating emptying in any position of tank</text> </titlePart> <titlePart> <text>using gas pressure</text> </titlePart> <titlePart> <text>Jettisoning of fuel</text> </titlePart> <titlePart> <text>Control thereof</text> </titlePart> <titlePart> <text>Fuel systems for specific fuels</text> </titlePart> <titlePart> <text>Safety measures not otherwise provided for, e.g. preventing explosive conditions</text> <entryReference>extinguishing or preventing fires in aircraft <sref ref="A62C"/></entryReference> </titlePart> <titlePart> <text>Conditioning fuel, e.g. heating</text> <entryReference>during filling <sref ref="B64D0037180000"/></entryReference> </titlePart> <titlePart> <text>Refuelling during flight</text> <entryReference>filling or emptying fuel tanks <sref ref="B64D0037140000"/></entryReference> </titlePart> <titlePart> <text>Means for paying-in or out hose</text> </titlePart> <titlePart> <text>Adaptations of hose construction</text> <entryReference>pipes in general <sref ref="F16L"/></entryReference> </titlePart> <titlePart> <text>Connecting hose to aircraft</text> </titlePart> <titlePart> <text>Disconnecting hose therefrom</text> </titlePart> <titlePart> <text>Power installations for auxiliary purposes</text> </titlePart> <titlePart> <text>Arrangements or adaptations of instruments</text> <entryReference>arrangements of cameras <sref ref="B64D0047080000"/></entryReference> <entryReference>aeronautical measuring instruments <u>per se</u><sref ref="G01C"/></entryReference> </titlePart> <titlePart> <text>for indicating aircraft speed or stalling conditions</text> </titlePart> <titlePart> <text>Aircraft indicators or protectors not otherwise provided for</text> <entryReference>camouflage <sref ref="F41H0003000000"/></entryReference> </titlePart> <titlePart> <text>Lightning protectors</text> <entryReference>lightning arrestors <sref ref="H01C0007120000"/>, <sref ref="H01C0008040000"/>, <sref ref="H01G0009180000"/>, <sref ref="H01T"/></entryReference> <entryReference>circuit arrangements therefor <sref ref="H02H"/></entryReference> </titlePart> <titlePart> <text>Static dischargers</text> <entryReference>in general <sref ref="H05F0003000000"/></entryReference> </titlePart> <titlePart> <text>Landing aids</text> </titlePart> <titlePart> <text>Safety measures to prevent collision with earth's surface</text> </titlePart> <titlePart> <text>mechanical</text> </titlePart> <titlePart> <text>optical</text> </titlePart> <titlePart> <text>Equipment not otherwise provided for</text> </titlePart> <titlePart> <text>Arrangements or adaptations of signal or lighting devices</text> </titlePart> <titlePart> <text>the lighting devices being primarily intended to illuminate the way ahead</text> </titlePart> <titlePart> <text>for indicating aircraft presence</text> </titlePart> <titlePart> <text>Arrangements of cameras</text> </titlePart>