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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 44
ng them to theirintersection a, and the curve line R S T U V W X willequal the circumference of the oval A H G B J I, anda metal pattern cut as indicated by a R U X will makea true elliptic cone hood fashion, which, when formed,will stand on the oval shown by the dotted lines in Fig-. 32. Note.—In… … 4© The Geometrical Development OVAL CONES (CONTINUED). We will now consider the five fashions of cones tosuit the oval illustrated by Fig. 26. The foundation ofthis figure is two circles, the centers of which lay in thelongest diameter, the shortest diameter forming a tangentto these circles in the… Sheet-metal · Geometry, Descriptive
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