| 摘要 |
FIELD: aeronautical engineering. ^ SUBSTANCE: proposed helicopter has casing, engine located on frame, gearbox and main rotor whose shaft is connected with gearbox and engine. Frame is mounted in casing for inclination of main rotor forward and backward through angle of up to 20° and inclination of main rotor plane to the right and to the left through angle of up to 35° in two vertical perpendicular planes; one of them is located in direction of flight. ^ EFFECT: reduction if power required for performing maneuvers. ^ 6 dwg |
