A new and original treatise on the geometrical development of round and oval cones, with easy examples of their application : for the use of beginners and practical sheet iron and tin plate workers (1904)
Fuller, John, b. 1833 · New York : D. Williams · leaf 49
m equal to P O and N O ; then fromP through Y draw P Y S, and from N through Z drawN Z W. From the points Y and Z with the radii Y Sand Z W equal to C U describe the arcs S R and W X,and draw R Y and X Z and continue them until theymeet in a; then the curve line RSTUVWXis equalto the circumference… … - K LofC. of Round and Oval Cones. 45 FUNNEL FASHION. About 50 years ago we made what were called break-fast bottles—that is, oval tin bottles to carry tea orcoffee in for breakfast. The shape of the bottle was anoval, as shown in Fig. 26. The body was mounted withan oval conical head or top, the…
Sheet-metal · Geometry, Descriptive
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