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Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .. (1905)

Hand, L. H. (Louis Henry), b. 1854 · Chicago, F. J. Drake & co. · leaf 124

An illustration from Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .., 1905, leaf 124
iscasting may be derivedby reference to Figs.73, 74 and 75. Fig. 73shows a cross-sectionthrough the bell of thewhistle and the base,both of which are hol-low and in three compartments. The first com-partment extends the full length of the bell; the next is shorter,extending to c,Fig. 73, and… … 7>y rs- Cro9s 3cetzoit of Arae 120 PATTERN MAKING possible to make. Next make the pattern forthe bell, Fig. 76, and the base, Fig. 77.Now make the core box as shown at a-b inFig. 78, two slides, c-c. Fig. 78, being made for Thr-ft rry

Patternmaking · Founding

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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