Timeline Of Diving Technology
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of air tanks in Italy: he wrote in his Atlantic Codex (Biblioteca Ambrosiana, Milan) that systems were used at that time to artificially breathe under water, but he did not explain them in detail due to what he described as “bad human nature”, that would have taken advantage of this technique to sink ships and even commit murders. Some drawings, however, showed different kinds of snorkels and an air tank (to be carried on the breast) that presumably should have no external connections. Other drawings showed a complete immersion kit, with a plunger suit which included a sort of mask with a box for air. The project was so detailed that it included a urine collector, too.
1531: Guglielmo de Lorena dives on two of Caligula’s sunken galleys using a diving bell from a design by Leonardo da Vinci.
1616: Franz Kessler built an
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