Кувшинов Ю. А.
Kuvshinov Yu. A.

General data

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Names and dates
Project start date
1971
Date of prototype completion
1976
Tests start date
1976
First flight date and time
1977-07-07
Country of manufacture
Russia
People involved
Yuri Kuvshinov {Юрий Кувшинов}Design engineer, Test pilot
Config info
Rotorcraft typeGyroglider
Weights
Manufacturers empty weight (MEW)
64
kg
Cabin and cockpit
Maximum number of people onboard
1
External dimensions
Length
3
m
Width
1.60
m
Height
2
m
Main rotor
Main rotor type
Semi-rigit
Cyclic control
Tilting rotor shaft
Main rotor diameter
6.15
m
Main rotor direction of rotation
Counterclockwise
Main rotor angular speed
450
rpm
(...)
350
rpm
Main rotor blade chord
0.18
m
Main rotor blade airfoil
NACA 23012
Performance
Miminum towed speed
40
km/h
Maximum towed speed
60
km/h
Landing speed
35
km/h
(...)
30
km/h
0.0541