Online Exhibits > Leonardo and the Engineers of the Renaissance > Manuscripts > Codex Atlanticus

LEONARDO DA VINCI - Using the toothed wheel to transmit motion - Continuous rotary motion with different ratios


Codex Atlanticus (BAM), fol. 77v (detail)

Three coaxial toothed wheels of different diameters mesh with a cone-shaped pinion, thus transmitting motion at three different ratios.

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