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 952
s I and securingthe barrel in its proper position by means of the racksegment I and the vertical rack and weight /. m, Movable headstocks fixed to the bed by cross-bar andbolts vi. the centre c working through it by thescrew and handle m, which may be fixed by a set-screw m. n, Barrel being turned… … The most curious part of this machine is the frame I for holding the tools, and likewise the barrel ofthe musket being turned; which latter operation is rendered rather difficult from the irregular shape ofthe barrel. Fig. 2211 shows a section, looking at the frame /.which consists of a back plate,…
Mechanical engineering
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