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 332
hinarum Generale, 1724. For in- EARLY FORMS OF DIESTOCKS. 327 stance, Fig. 409 is the screw plate in two, and jointed together likea common rule ; the inner edges are cut with threads, the larger ofwhich is judiciously placed near the joint, that it may be more forci-bly compressed; there is a… … 412. In one of these tools, the frame or stock is made exactly like apair of flat pliers, but with loose dies cut for either one or two sizes ofthreads. Plier diestocks are also made in the form of common nut-crackers, or in fact, much like Fig. 409, if we consider it to havehandles proceeding from…
Metal-work · Electrometallurgy · Metallurgy
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