Deutsch: animierte Prinzip einer Foerderschnecke oder auch Archimedesche Spirale genannt, mit einer Kugel zur Demonstration der Foerderbewegung.
English: Reverse action of the "Archimedean screw", the principle of the "Archimedean turbine" or "screw turbine" (invented year 1819) gaining energy from water flowing down through the screw.
Svenska: Omvänd aktion av "Arkimedes skruv", principen bakom "Arkimedes turbin" eller "skruvturbin" (uppfunnen år 1819) som utvinner energi ur vatten som flyter neråt genom skruven.
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2007-05-06T11:52:48Z Silberwolf 505x365 (3645336 Bytes) {{Information |Description={{de| animierte Prinzip einer Foerderschnecke oder auch Archimedesche Spirale genannt, mit einer Kugel zur Demonstration der Foerderbewegung.}} |Source=created by ~~~ |Date=published 06.Mai 2007 |A