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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 35

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 35
ficult problems withwhich the moulder may be confronted. As aninstance of the value of a correctly-made pattern 30 PATTERN MAKING as an initial desideratum, see Fig. 7a, whichillustrates a small fire extinguisher top andwhich, at a cursory glance, appears very diffi-cult, but which in reality is… … 113. 7 **^Toss SfCtton iTirongh fire etlitigmsJter tcp & ntoiilci the parting in the flask and the dotted lines showthe parting in the sand. It is of the greatest importance that a patternshould have draft; that is to say, it must be ofsuch a shape that it will begin to loosen fromthe sand the…

Patternmaking · Founding

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

More pictures 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 ..

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