Robinson R22 - the easy commercial double helicopter of manufacture of the company " Robinson Helicopter ", the USA. The pre-production model of helicopter R22, first time has risen in air on August, 28th 1975. More than 3000 these machines are maintained in 60 countries of the world. Last model of this helicopter carries name R22 Beta II. It is equipped by piston petrol engine Lycoming O-360, it is adapted for operation at temperatures from-30 and up to +40 With, the guaranteed strike before major overhaul of 2 200 hours, navigating
