Metal-plate work : its patterns and their geometry, also, notes on metals, and rules in mensuration for the use of tin, iron, and zinc plate workers, coppersmiths, boiler-makers, and others (1887)
Millis, C. T. (Charles Thomas) · London ; New York : E. & F.N. Spon · leaf 123
ing piece of pipe A' A G G' (Fig. 6) joining two cylindrical pieces which are not in line with each other is a frustum of an oblique cone. (60.) Eeferring to Fig. 5, it is evident that if the pattern for the larger cone, V A G, and the pattern for the smaller cone, V A G', be drawn from a common… … (61.) A case that not unfrequently occurs needs mention here. Suppose the diameters of the top and base of a round
Plating · Metallurgy
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