Constructive drawing. A text-book for home instruction, high schools, manual training schools, technical schools and universities (1904)
Hanstein, Herman. [from old catalog] · Chicago, New York [etc.] Keuffel & Esser co. · leaf 76
APPLICATIONS TO MECHANICS. 140.— Fig. 1.— Problem.— To construct a pair ofspur-wheels, their relation tohel : 2. To solve this problem we require the construc-tion of two epicycloids and two hypocycloids tothe ^flanks of the teeth, and it is advisable toenlist the advice of a teacher, to execute… … Hansteins Skeleton Models and Goniostat
Mechanical drawing
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