The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 428
nd/,until they meet with some resistance from the plates ; the external cylinder/forcing them close together, and the pressure being continued, the inter-nal cylinder or ram will rise still further, and force the punch e through theplates; and on the water being allowed to escape, the cylinders… … 1846.] THE CIVIL ENGINEER AND ARCHITECTS JOURNAL. 385 The second part of this inveatioa relates to the rivetlinK togethei platesof metal by the same means as before described for punching ; the only dif-ference in the machine being, that rivet sets are adjusted in the same posi-tion as the punch…
Architecture · Civil engineering · Science
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