Bölkow Bo 207

The Bölkow Bo 207 was a civilian light aircraft of the German Bölkow GmbH. It is the only sport bike that was produced in the postwar period in larger numbers in Germany.

The Bölkow Bo 207 was developed based on the Klemm Kl 107C. As this was still based on a pre-war development and was technically outdated ( in timber ) as well as the cabin dimensions, they sold poorly. The result was ( after the rights to Bölkow had gone over ) 1958/59 from the KI 107C 107D in the form of a larger four -seater with a more powerful engine. Through fundamental changes to the design, they presented more of a redesign as an evolution dar. Thus, the hull was widened in the cabin area and provided with a greater canopy with large panoramic window. In addition, the einholmigen wings were now consistently and carried on each side a 100 -liter fuel tank. The cockpit was modernized and some body parts and paneling made ​​of glass fiber reinforced epoxy resin. Nevertheless, there remained a total at the complex to manufacture plywood half-shell shape. The prototype with Lycoming four-cylinder engine O- 360A1A with 132 kW and Hartzell HC -92 ZK- SD pitch propeller had renamed only in Bölkow F207 and then in July 1961 in Bölkow Bo 207 on October 10, 1960 in nabern its maiden flight was in May 1961. For the design of the aircraft, especially the cockpit, designer Hans Erich Slany was used. That same year, the second prototype and the first production aircraft of the Bo 207 took part in the Germany flight, the crew Selk / Schnabel was able to celebrate a victory. The serial production began in 1962 in the new Bölkow plant in Laupheim, where until the end of production in 1966 a total of 92 units were built. Than list price for the standard version were referred to at the beginning of the series 54.000 DM. There was also an art Airworthy T ( Trainer) version with aerobatics throttle, ejectable cabin roofs and enlarged vertical tail, like a cheap version with O- 360A2A engine and Sensenich fixed propeller. The advancement Bo 207B nosewheel was 208 not implemented for the benefit of Bölkow Bo.

Specifications

  • Wingspan: 10.82 m
  • Length: 8.31 m
  • Height: 2.24 m
  • Empty weight: 715 kg
  • Max. Takeoff weight: 1200 kg
  • Maximum speed: 255 km / h
  • Cruising speed: 235 km / h
  • Rate of climb: 3.6 m / s
  • Range: 1300 km
  • Service ceiling: 5500 m
Hartzell Propeller Sensenich Propeller
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