Teknisk grafik & teknisk ritning
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In 1861, Henry Dircks, a civil engineer, of London, published a work entitled "Perpetuum Mobile; or, Search for Self-Motive Power, During the Seventeenth, Eighteenth and Nineteenth …
This is a coloring book of mechanical images, all original, hand drawn using a very fine point black marker, and my imagination. They can combine many different images of …
This publication aims to provide to the designer a method for sizing, as first approximation, of rubber-metal systems. It allows not only to determine the geometry, but also the …