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 161
150 METAL-PLATE WOEK. and A to V ; make A A', B B', C C, D D' respectively equal to a a', hh', cc', dd' (Fig. 35), and join AB, B C, CD, DA, A' B', B' C, C D', &c. Then A B C D A A' D' C B A' is the pattern required. Fig. 36. … (78.) The dotted circles (Fig. 35) through the angular points of the plans of the ends show the plans of the ends of the frustum of the oblique cone which would envelop the frustum of the pyramid. From the similaritj'- of the con- struction above to that for the pattern of a frustum of an oblique…
Plating · Metallurgy
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