Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 715
g around them, as in Fig. 1780. The metal for a largo ring is occasionally moulded in a bottom tool, like Fig. 1808, and coiled up to the shape of Fig. 1S09, after which it is closed upon the central rod between the swages, and then welded within them. The tools are slightly greased, to prevent the… … 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
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