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 42
radius describethe arc T S, and from h as center and h V as radiusdescribe the arc V W; now from the points Y and Z, withthe radii Y S and Z W (that is, C T), describe the arcs of Round and Oval Cones. 3/ S R and W X, equal to T U and U V, and curved lineRSTUVWXis equal to the circumference of… … 38 The Geometrical Development HOOD FASHION. The hood is the lowest or flattest when formed of allthe five primary fashions, and is not much used, althoughit would be quite useful for wash boilers if the boilerwas made elliptical. It is made up of 300 degrees andcontains six sectors of circles…
Sheet-metal · Geometry, Descriptive
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