BICh-20 'Pioneer' by B.I.Cheranovskij

72k b/w BICh-20 on skis, "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.1 p.568

V
ery small flying wing, with enclosed cockpit incorporated into tailfin. Wing was almost triangular, elevones and ailerons had inverted airfoil. Landing gear was non-retractable, skis used for winter trials.
Trials revealed good stability and response in flight envelope. Thanks to large fin, BICh-20 was very stable on takeoff and landing. Trials were performed with two types of light engines.
PredecessorsModifications
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BICh-21

ReferencesLinks
  • "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.1 p.568;
  • None
  • Technical data
    Type BICh-20
    Function Experimental Light
    Year 1938
    Crew 11
    Engines 1*18hp Blackburn-Tomtit 1*20hp Obiet-Dunne(???)
    Length 3.5m3.56m
    Wingspan 6.9m6.9m
    Wing area 9.0m2 9.0m2
    Empty weight 176kg 181kg
    Loaded weight 280kg 287kg
    Wing load 31kg/m2 32kg/m2
    Power load 15.5kg/hp 14.3kg/hp
    Speed at 0m 160km/h 166km/h
    Landing Speed - 49km/h
    Created July 16, 1998
    by Alexandre Savine
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