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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 126

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 126
the bell ofthe whistle in sweepingout the half partition c c,Fig. 79. These centersshould be made rightand left, in order that the core box mayreverse. At /, Fig. 78, is a half plug whichis changed over in reversing the core box.The holes hh-hh. Fig. 79, are made so thata small iron rod may be… … ris Tj 122 PATTERN MAKING The top b is turned up, as shown, and the par-titions d d d glued to it. The cores c~c. Fig. 80,

Patternmaking · Founding

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

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