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 285
g at the angle d, Fig. 834; or thirdly, by having a looseslip on the pattern sliding on the line c, Fig. 834, so as to be drawn off when the top A had been lifted. 278 CASTING AND FOUNDING. This Inst method is analogous to that represented in Fig. 836, also intended for a sliding-rest, and… … The lowest piece C, or the drag, is parted upon the line 11, but its sand extends upwards betweenthe two sides of the pattern, as shown by the shade lines. The middle piece B is parted through theline 2 2 ; and lastly A, the top, is filled up level, the runner-stick at r being inserted at the time;…
Mechanical engineering
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