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Microsoft 365: E-mail & Calendaring Info Technology Providers The University Of Iowa
Folio 159r-b of the Codex Atlanticus is concerned with shaping sheet steel by stamping . The pressure needed for this operation was obtained by the use of a wedge press. It is noteworthy that in his mature technological tasks Leonardo returned to horizontal waterwheels for moving heavy equipment (Codex Atlanticus, fol. 2r-a and b [ca. 1510]), confirming once extra the excessive energy output of such prime movers. His papers provide forerunners of the reaction turbine (Codex Forster,I2 and the Pelton wheel (Codex Madrid, I, fol. 22v); drawings of…