Plan looking down on stabalizing shaft for rod and where it is fixed to the sides of the tower
Wooden block attached to rod
Tower with wooden clapboard, low entrance and wind powered fan
end support for rod attached to the sides of the towers. Bearings at the bottom of therod for smooth movement
sketch of mechanism- Wind powered blades attached to rod which in turn
the striker is attached to from the side. The rod rests in a groove with
bearings to keep it turning smoothly. You can see the horizontal
supports in which the rod is guided through also.