Английская Википедия:Avimech Dragonfly DF-1

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The Avimech Dragonfly DF-1 is an American helicopter produced by Avimech International Aircraft, Inc. of Tucson, Arizona. Originally developed in Switzerland, the aircraft is supplied complete and ready-to-fly.[1]

Design and development

The DF-1 was designed to comply with the US FAR 103 Ultralight Vehicles aircraft rules, including the category's maximum empty weight of Шаблон:Convert. The aircraft has a standard empty weight of Шаблон:Convert. It features a single main rotor and tail rotor, a single-seat, open cockpit without a windshield, skid landing gear with ground handling wheels.[1]

The rotor is driven by tip jets fueled by hydrogen peroxide, which emits only water vapour and oxygen as exhaust products. The tail rotor is fitted only for directional control as it is not required to counteract torque, as the tip jet system does not require torque compensation.[1]

The aircraft fuselage is made from steel and aluminum tubing. Its two-bladed rotor has a diameter of Шаблон:Convert. The aircraft has a typical empty weight of Шаблон:Convert and a gross weight of Шаблон:Convert, giving a useful load of Шаблон:Convert.[1]

Specifications (DF-1)

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See also

References

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External links

  1. 1,0 1,1 1,2 1,3 Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, page 204. Flying Pages Europe SARL, 2015. Шаблон:ISSN