HB-Flugtechnik Dandy

The HB-Flugtechnik Dandy is an Austrian ultralight aircraft that was designed by Heino Brditschka and produced by HB-Flugtechnik. The aircraft is supplied as a kit for amateur construction or as a complete ready-to-fly-aircraft.[1][2]

Dandy
Role Ultralight aircraft
National origin Austria
Manufacturer HB-Flugtechnik
Designer Heino Brditschka
Status In production (2015)

Design and development

The Dandy was designed to comply with the Fédération Aéronautique Internationale microlight rules. It features a strut-braced high-wing, a two-seats-in-side-by-side configuration enclosed cockpit, fixed conventional landing gear and a single engine in tractor configuration.[1][2]

The aircraft fuselage is made from welded steel tubing, with the wings constructed from aluminum tubing and all surfaces covered in doped aircraft fabric. Its 9.6 m (31.5 ft) span wing has an area of 12.6 m2 (136 sq ft). The standard engine available is the 80 hp (60 kW) Rotax 912UL four-stroke powerplant.[1][2]

Variants
Dandy
Model with side-by-side seating. In production, 2015.[1][2]
Cubby
Model with tandem seating, resembling a Piper J-3 Cub. In production, 2015.[1][2]

Specifications (Dandy)

Data from Bayerl[1]

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Wingspan: 9.6 m (31 ft 6 in)
  • Wing area: 12.6 m2 (136 sq ft)
  • Empty weight: 260 kg (573 lb)
  • Gross weight: 450 kg (992 lb)
  • Fuel capacity: 60 litres (13 imp gal; 16 US gal)
  • Powerplant: 1 × Rotax 912UL four cylinder, liquid and air-cooled, four stroke aircraft engine, 60 kW (80 hp)

Performance

  • Maximum speed: 170 km/h (110 mph, 92 kn)
  • Cruise speed: 150 km/h (93 mph, 81 kn)
  • Stall speed: 50 km/h (31 mph, 27 kn)
  • Wing loading: 35.7 kg/m2 (7.3 lb/sq ft)

References
  1. Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 58. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, page 60. Flying Pages Europe SARL, 2015. ISSN 1368-485X
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