Getriebe Bibliothek für OpenSCAD / Gears Library for OpenSCAD

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It appears that you have provided a code snippet in German, which seems to be related to creating worm gears and gear sets using OpenSCAD. I'll do my best to translate the code and explain it. **Parametric Worm** This section creates a parametric worm (archimedean spiral) following DIN 3975. The worm's pitch circle radius (r) can be calculated from its module (m), number of threads (z), and lead angle γ: r = m·z·1/2sinγ The format for the worm is: schnecke(modul, gangzahl, laenge, bohrung, eingriffswinkel=20, steigungswinkel=10, zusammen_gebaut=true) Parameters: * modul: Height of the thread above the pitch circle * gangzahl: Number of threads * laenge: Length of the worm * bohrung: Central bore diameter * eingriffswinkel: Pressure angle (standard value = 20° according to DIN 867) * steigungswinkel: Lead angle of the worm (positive lead angle means clockwise thread rotation) * zusammen_gebaut: Assembled (true) or disassembled for printing (false) **Schneckenradsatz (Worm Gear Set)** This section creates a set of one worm gear and a pinion. The pinion is a normal spur gear without globoid geometry. The format for the worm gear set is: schneckenradsatz(modul, zahnzahl, gangzahl, breite, laenge, bohrung_schnecke, bohrung_rad, eingriffswinkel=20, steigungswinkel, optimiert=true, zusammen_gebaut=true) Parameters: * modul: Gear module = and height of the gear teeth above the pitch circle / of the thread above the pitch circle * zahnzahl: Number of teeth on the pinion * gangzahl: Number of threads * breite: Face width on the pinion * laenge: Length of the worm * bohrung_schnecke: Central bore diameter of the worm * bohrung_rad: Central bore diameter of the pinion * eingriffswinkel: Pressure angle (standard value = 20° according to DIN 867) * steigungswinkel: Lead angle of the worm (positive lead angle means clockwise thread rotation) * optimiert: If true, create holes for material/weight reduction resp. surface increase, if geometry allows * zusammen_gebaut: Assembled (true) or disassembled for printing (false) I hope this helps! Let me know if you have any specific questions about the code.