| 摘要 |
PROBLEM TO BE SOLVED: To provide a multi-shaft type vertical takeoff and landing aircraft directly fitted to the side of a high storied building in the levitation state to load and unload the cargo. SOLUTION: This multi-shaft type vertical takeoff and landing aircraft is provided with four variable pitch rotary blades inclined with the fitting angle of the rotary blade ranging from 80 to 90 degrees to a rotating shaft and the fitting angle of the rotating shaft ranging from 40 to 45 degrees. The aircraft is provided with a bearing slide mechanism for varying attack angle of the rotary blade. In order to control the attitude, attack angles of plural rotary blades can be set to be simultaneously varied.
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