Here is a concept drone without exposed blades that takes advantage of the headwind to move. It provides a smooth, quiet flying experience. The drone has 4 bladeless propellers. The main propeller positioned in the center supports take-off and landing.
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Red Dot Award: Design Concept - Bladeless Drone
The Bladeless Drone takes the air and accelerates it through internal ducts and blades. The two front propellers can rotate 20 degrees forward and backwards. The back propeller rotates 20 degrees clockwise and counter clockwise. Edgar Herrera is behind this design.
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