Technical data
Year 1911
Crew 1
Engines 1*25hp Anzani
Wingspan 8m/4.6m
Wing area 17m2
Power load (kg/hp) 13

Biplane by G.K.Demkin

Picture (24k) from "History of aircraft construction in the USSR", Vol.1 p.86

Tractor biplane, resembling BIS-2 and S-3, but lower wing was substantially smaller than the upper one. Struts had oval cross-section, whole design was more clean. Despite low engine power, short straight flights were performed during 1911.



References:
  • "History of aircraft construction in the USSR", Vol.1 p.85;

  • Modified September 12, 1997 Back to
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