Pneumatics

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Pneumatika ( Πνευματικά ) is a treatise on pneumatics and hydraulics by the Heron of Alexandria , which deals with machines that work by means of air , steam or water pressure or pressure differences. These include the Herons Ball and the "water organ" ( hydraulis ).

Lore

The treatise was handed down in Greek and was also translated into German.

Illustrations

  • Heron of Alexandria, Pneumatica 1,16: Technical drawing of a hydraulic apparatus of the singing artificial birds in the manuscript Venice, Biblioteca Nazionale Marciana , Gr. 516, fol. 172v (early 14th century)

  • Aeolipile or Heron's ball

  • Description of the "Pyulkos" or pus trainer in a translation

Web links