Against the wind sailing vessle

Against the wind sailing vessle

90 x 80 x 80 cm, © 2011, not for sale
Three-dimensional | Sculpture | Mixed Media

The against the wind sailing vessel moves by wind. A flap/valve sail is used. The difference in resistance between opened or closed flap/valves, causes rotation of the sail. That causes the wheels to turn. Wind can come from head or tail, it does not matter. The vessel always moves.