spiral casing

spiral casing
a spiral passage for directing the water from a penstock around a water turbine and into the rotor.

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Universalium. 2010.

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  • spiral casing — a spiral passage for directing the water from a penstock around a water turbine and into the rotor …   Useful english dictionary

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  • Fan — /fan, fahn/, n., pl. Fans, (esp. collectively) Fan. Fang. * * * I Rigid or folding handheld device used for cooling, air circulation, or ceremony or as a sartorial accessory throughout the world from ancient times. As evidenced by Egyptian… …   Universalium

  • volute pump — noun : a centrifugal pump with a spiral casing …   Useful english dictionary

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