Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 707
by folding a ring around them, as in Fig. 17S0. Themetal for a large ring is occasionally moulded in a bottom tool, like Fig. 1808, and coiled up to theshape of Fig. 1809, after which it is closed upon the central rod between the swages, and then weldedwithin them. The tools are slightly greased,… … The spring swage tool, represented in Fig. 1810, is used for some small manufacturing purposes; itdiffers in no respect from the former, except in the steel spring which connects the two parts; it isemployed for light single hand-forgings. Other workmen use swage tools, such as Fig. 1811, in…
Mechanical engineering · Mechanics · Engineering
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