What is a ‘toroidal propeller’ and could it change the future of drones? An expert explains
theconversation.com
Can one invention revolutionise propellers, whose basic design has been around for over 100 years? Not so fast.
  • netwren@lemmy.worldEnglish
    0·
    2 years ago

    Curious. Could you 3d print a propeller or does it demand some sort of higher quality manufacturing process? For a DIY drone project slapping some toroidal propellers just to test it out seems doable.

    • GoldenSpamfish@lemmy.zipEnglish
      1·
      2 years ago

      It’s been done a lot, but its kinda pointless as any noise improvements from the shape are obliterated by the bad surface finish.