Abstract
According to an example embodiment there is provided an unmanned aerial vehicle (UAV), the UAV including: a first rotor, the first rotor having a diameter and a first number of blades; and a second rotor, the second rotor having a diameter and a second number of blades; wherein the first and second rotor are substantially coaxial; and wherein the first number and the second number are not the same number and are both more than one.
| Original language | English |
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| Patent number | US 2021/0009263 A1 |
| IPC | B64C 27/82, B64C 39/02, and B64C 27/20 |
| Filing date | 12/07/19 |
| Publication status | Published - 2021 |