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Aviation History
1963
1963 - 2288.PDF
Air-Cushion Vehicles Dunbartonshire; engines and engine instru ments, Caterpillar Tractor Co, London; propulsion gearboxes, Self-Changing Gears Ltd, Coventry; lift fans, James Howden & Co Ltd, Glasgow; fan transmission gear boxes, Henry Meadows & Co Ltd, Wolver hampton. Propulsion and fan transmission shafting, Hardy-Spicer Ltd, Birmingham; propulsion units, designed by Wm Denny & Bros Ltd; roller bearings, Cooper Roller Bearings Ltd, King's Lynn; fan system dry fluid couplings, Powder Couplings Ltd, Leeds; propellers, F. Bamford & Co Ltd, Stockport; flexible jozzle materials, Greengate & Irwel Ltd, Manchester, and Expanded Rubber Co Ltd, Croydon; passenger seats, Latex Upholstery Ltd, London. Engine and gearbox controls, Exactor Ltd, Crewkerne; plastic piping, Yorkshire Imperial Metals, Ltd, Barrhead; fire- extinguishing equipment, Graviner Ltd, Slough, and Minimax Ltd, Glasgow; life jackets, R.F.D. Co Ltd, Godalming; windscreen wiper, Wynstruments Ltd, Cheltenham; bulkhead materials, William Mallinson & Sons Ltd, Crayford; plywood, Thames Marine Plywood, supplied by Brownlee, Glasgow; mechanical fasteners, Aviation Developments Ltd, Welwyn Gar den City, and Linread Ltd, Birmingham. William Denny & Bros Ltd were the contractors for electrical equipment. Fuel and lubricants, all by BP. Fuel: Gasoleum. Lubricants: engines and gear boxes, Energol DS 3-30, propeller units, Energol HL 80; cone-drive reduction units, Energol GR 425 HP; miscellaneous components, Energol LS 3. Impressions Aboard Describing a trip in the second D.2 in our June issue our correspondent Bryan Phillips wrote: "As someone remarked, 'The ride was quite unexcit- © lliffe Transport Publications Ltd 1963 1 Cushion 2 Forward flexible nozzle Aft air nozzle Flexible stability skirt Forward two double-inlet fans Aft two double-inlet lift fans 7 Aft ducting, fan to nozzle 8 Forward ducting, fan nozzle 9 Swivelling tractor propeller units located in sidewail wake to give protection from flotsam, with drive shafts toed slightly inwards ID Turbo-charged 6-cyl Caterpillar Marine D.333 dtesel propulsion engines, 270 b.h.p. 11 Turbo-charged 4-cyl Caterpillar Marine D.330 fan engines, 180 b.h.p. 12 All controls grouped on bridge 13 Twin fuel tanks, total capacity 200 Imp gal 14 Integral buoyancy chamber 15 Six air intakes for forward fan room 16 Four air intakes for aft fan room 17 Counterbalanced entrance door (port and starb«ard) 18 Seating for 70 passengers 19 Transparent canopy 20 Double bottom 21 Toilet compartment 22 Pantry 23 All engines exhaust into cushion In this drawing our artist has based his work principally upon D.2-003, the third Denny D.2 to be built and the first with two fans per lift engine instead of four (i.e., a total of four fans instead of eight). In one respect the drawing is representative of D.2-004; the propulsion engines are shown toed outwards to swivelling propulsion units arranged right outboard behind the side walls
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