Pattern making; a practical treatise for the pattern maker on wood-working and wood turning, tools and equipment, construction of simple and complicated patterns, modern molding machines and molding practice (1921)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 188
stock. Uponlocating the pattern, fit and nail the pieces a: a; in place. In the sectionview, Fig, 293, the form of these pieces is shown more clearly. Theyform the coped parting, which in hand-molding is cut out by hand, PATTERN MAKING 169 or is fonned by a sand or a plaster match. The ribs w w… … Fig. 292. Pattern Board over the pattern and the parts of the mold board marked x x. Theextension at each end should be large enough for the flask pinholes,and also serve as handles. The other portions of the plate patternshould not be larger than the flask. Molding Metal Pattern and Plate. After…
Patternmaking
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
