On 16/11/2010 18:01, Brooke Clarke wrote:
> Hi:
>
> Sir James Dyson explains his bladeless fan
> http://www.youtube.com/watch?v=3D8he8afjQyd8&NR=3D1
>
> Patents:
> http://www.google.com/patents/about?id=3DdyrJAAAAEBAJ&dq=3DD602143
> http://www.google.com/patents/about?id=3DXyW0AAAAEBAJ&dq=3D12/203,698
>
> It turns out that they also make high end vacuum cleaners and I expect
> that the motor/impeller assembly in the fan is from one of the vacuum
> cleaners.
>
That would seem unlikely. I have one of the vacuum cleaners. It was=20
overpriced, but more point to it than the fan. I can't imagine the fan=20
using much in common. The Cleaner has a much higher power motor that=20
would make any sense in a fan. A specially shaped spinning cone is a=20
major aspect of the cleaner.
--=20
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