General Information
Type 2-2-EA
Function Experimental
propaganda
Year 1931
Crew 2
Powerplant
Type 1*Gnome-Titan
Power 225hp
Rotor speed 146rpm
Size
Length 6.5m
Height 4.2m
Rotor Diameter 12.0m
Rotor speed 146rpm
Wingspan 6.7m
Wing area 5.3m2
Weights and loads
Empty 765kg
Loaded 1032kg
Rotor disc load 9.1
Power load (kg/hp) 4.50
Speed
Maximum at 0m 160km/h
Minimum at 0m 58km/h
Roll
Landing 0...6m
Takeoff 50...60m
Range
Practical ?km
Flight Endurance 1.0h
Ceiling
Ceiling 4200m
Climb
3000m 20min
Payload
Fuel 90kg

2-EA autogiro by I.P.Bratukhin and V.A.Kuznetsov (TsAGI)

36k b/w "History of aircraft construction in the USSR", Vol.2 p.423

Experimental winged autogiro, similar in layout to Cierva C-19 Mk.III. First Soviet autogiro testbed used for systematic study of all construction elements on the design stage, as well as flight performance. It was built in the beginning of 1931.

Chrome-molibdenium steel tubes were used for the kingpost and rotor blades spars. Fuselage frame and engine cradle - steel tube frame, wing - wooden. Cover of EA-2 was all-over fabric.

2-EA was a successful aircraft, and after fulfilling the trial program it was transferred to special propaganda aviagroup named after writer Maxim Gorkij.

PredecessorsModifications
Cierva C-19 Mk.III
KASKR-2

A-4 (4-EA)
ReferencesLinks
  • "History of aircraft construction in the USSR", Vol.2 p.424...425
  • ....

  • Created May 4, 2000 Back to
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