4 ms·
there already are fans without moving parts, manufactured by Dyson. Edit: wrong... see below. Thx, walrus!
by shaki-dora 9y ago
there already are fans without moving parts, manufactured by Dyson.
Edit: wrong... see below. Thx, walrus!
- walrus01 9y agoThere is an ordinary fan in the base and the ring is hollow with slots in it.
- kerkeslager 9y agoThey have moving parts. There's a normal fan at the bottom. See here: https://en.wikipedia.org/wiki/Bladeless_fan https://en.wikipedia.org/wiki/Bladeless_fan