An unmanned aerial vehicle including a propeller blade and a central hub. The propeller blade includes a hole, and a connector located at a root of the propeller blade, the connector including a projection and a shoulder. The central hub includes an opening configured to receive the projection; a portion of a face, wherein the shoulder engages with the portion of the face in a first rotational position of the propeller blade and holes. The holes of the propeller blade and the central hub are concentric so that the propeller blade is movably connected to the central hub via the holes.
Self-folding propeller
2025-02-11
Patent
Electronic Resource
English