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Büttner Crazy Flyer

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Top speed
  
52 km/h

Manufacturer
  
Büttner Propeller

The Büttner Crazy Flyer (also called the Crazy Flier) is a family of one and two-seat German powered parachutes designed and produced by Büttner Propeller of Obernkirchen. The aircraft are supplied complete and ready-to-fly, but without wings.

Contents

Design and development

The Crazy Flyer 2 two-seater was designed to comply with the Fédération Aéronautique Internationale microlight category, including the category's maximum gross weight of 450 kg (992 lb). The Crazy Flyer 2 features two-seats-in-tandem accommodation, tricycle landing gear and a single 53 hp (40 kW) Hirth 2704 engine in pusher configuration.

The aircraft carriage is built from triangulated bolted aluminium tubing. The main landing gear incorporates spring rod suspension. A variety of parachute-style wings from different manufacturers can be used.

Variants

Crazy Flyer 1
Single seat version powered by a Hirth F33 30 hp (22 kW) motor
Crazy Flyer 2
Two seat version powered by a Hirth 2704 53 hp (40 kW) motor

Specifications (Crazy Flyer 2)

Data from Bertrand

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Empty weight: 87 kg (192 lb)
  • Fuel capacity: 30 litres (6.6 imp gal; 7.9 US gal)
  • Powerplant: 1 × Hirth 2704 twin cylinder, two-stroke, air-cooled aircraft engine, 40 kW (53 hp)
  • Propellers: 4-bladed composite ground adjustable
  • Performance

  • Maximum speed: 52 km/h (32 mph; 28 kn)
  • References

    Büttner Crazy Flyer Wikipedia