Unruhfeder

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German

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Etymology

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Unruh +‎ Feder

Noun

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Unruhfeder f (genitive Unruhfeder, plural Unruhfedern)

  1. (watches) balance spring, hairspring
    Synonym: Spiralfeder

Declension

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Further reading

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  • Unruhfeder” in Digitales Wörterbuch der deutschen Sprache