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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 129

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 129
oil ion. f<rr /r-eig7tt Cai» drawing is shown in Figs. 84 and 85. To makethis pattern, first prepare the working drawingon heavy paper and prick out the outlines com- 124 PATTERN MAKING plete and transfer them to a plank of proper size.With this plank as a pattern, cut enough mate- … f>tat€D JiOTtijitudtual section throtigh oil hot rial to build up a block of the entire thickness ofthe core, making the parting in the center.Next get out two sidepieces of sufficient thick-ness to complete the pat-tern. (See a 6, Fig.85.)Now dowel the two cen-ter pieces together andglue up the…

Patternmaking · Founding

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