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• Upoaded 10:02, 15. Apr. 2005 by user. . Karl Bednarik (Diskussion | Beiträge) . . 277 x 184 (9.366 Bytes) ( Schraube entlang einer Schraube *Beschreibung: ** Eine Schraubenlinie, deren Mittellinie eine Schraubenlinie ist. ** Diese Doppelwendel findet man als Glühdraht in unseren Glühlampen. *Quelle: ** Gezeichnet am 30. Juni 2004 ** mit GW-BASIC)