The practical metal-worker's assistant : containing the arts of working all metals and alloys, forging of iron and steel, hardening and tempering, melting and mixing, casting and founding, works in sheet metal, the processes dependent on the ductility of the metals, soldering, and the most improved processes, and tools employed by metal-workers, with the application of the art of electro-metallurgy to manufacturing processes : collected from original sources, and from the works of Holtzapffel, Bergeron, Leupold, Plumier, Napier, and others ... (1851)
Byrne, Oliver · Philadelphia : H.C. Baird · leaf 267
y SteamPower.—The earliest machines of this class were scarcely more thana magnified copy of the bench shears shown on page 259, but madevery much stronger ; thus, Fig. 274 represents a shearing and squeez-ing tool used in some iron works and smithies. It has one massivepiece that is fixed to the… … squeezers b, for moulding pieces of iron when red-hot to the particu-lar forms of the dies. The longer end of the lever is united by aconnecting rod to an eccentric stud in the disk d, which is made torevolve by the steam engine. Shears are sometimes moved by means of an axis carrying tworollers,…
Metal-work · Electrometallurgy · Metallurgy
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
