Floating body e.g. swing boat, is moved forward by swings of body, where to and fro swings of body is transformed into forward movement by appropriate rudder and/or fins and/or by form of floating body
摘要
<p>The body is moved forward by swings of the body, where the swings take place in a driving direction of the body or also transverse to the driving direction. The to and fro swings of the body is transformed into a forward movement (3) by appropriate rudder and/or fins (2) and/or by the form of the floating body.</p>
