Vintage Windmill and Wind Generator Forum

Hi to all After finnishing my lookalike aermotor windmill (see introduction) i am planning to make a dempter vaneless windmill. i still can not find any good plans or drawings to get dimensions from. If there is anyone out there who could help me to get any technical plans i would be very greatfull ...

John, I'm sending a screen shot: On the second link I sent to you, hit the "back to results" button (right beneath the words, "Google Patents")----it will take you to many other patents.... .A very important feature is that you can use your cursor to hover over any of the illustrations to open it ...

Welcome to the group! I have found much knowledge and help here, just as I'm sure you will. You do beautiful work and I will be especially interested in your vaneless project. Even though my background is in wind electrics, I have a long held interest in the vaneless Duplex mills and am beginning ...

Very nice duplication of an Aermotor style wheel under tension. You must have had one for a pattern? If you post good pictures, I will look close. The wheel on the bench you made a common assembly mistake of not switching the starting point of the outer band when arriving back at the starting point ...

Great Work a real craftsman. Were you a Mechanical Engineer by trade? Hi Wayne My job is CNC miller and i am just an amateur in welding en construction. Just a timekiller in the wintermonths.The drawing i made on the computer with an programming program for milling. But i now it wel enough to make ...

This is the end result. Just need some finetuning to het it running with low wind. It is a direct drive need to play with spring and weights to get it in balance better.
I am from the south of Holland. Noord-Brabant for dutch terms a long way from Friesland.

Hi to all
I am fascinated by the old windmills.
I am from Holland and you don’t see them much around here. So I build my own one to pump water for the greenhouse and to watch at.
I also want to make a vaneless model just for the fun of it.
If there is someone who has plans of one I’m interested