FIELD: aircraft engineering.
SUBSTANCE: helicopter incorporates rotor and tail rotor, airframe comprising the crew cab with controls, step-down gearing with two opposite-rotation shafts, swashplate, chassis, tail boom furnished with horizontal stabiliser, keel, rudder and elevator. The tail rotor is arranged under the airframe in special shell. Load system and water jet are also arranged under the airframe.
EFFECT: reduced helicopter weight, operation under whatever flying conditions, better performances.
2 dwg
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