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Wood pattern-making; the fundamental principles and elementary practice of the art (1906)

Purfield, Horace Traiton · Ypsilanti, Mich., The Scharf tag, label & box co. · leaf 149

An illustration from Wood pattern-making; the fundamental principles and elementary practice of the art, 1906, leaf 149 — or this class of work is called loam. One example of this class of patterns is shown byFig. 79. It is a skeleton pattern of a pipe bend, fromwhich only one or two castings are wanted. The drawingsgive a good idea of the general make-up of the pattern. 134 WOOD PATTERN MAKING The core and method of… … If! m WaiVnit

Patternmaking

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