Wes wrote:

Okay, I went over to uncles and here is a picture of his windmill from the
bottom side.

http://wess.freeshell.org/usenet/rec...ll_picture.jpg

He sketched out how it works and I redrew it in cad.

http://wess.freeshell.org/usenet/rec...g/windmill.pdf


Thanks Wes.
I can't see how we can use it for the vertical shaft rotor though.