Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 340
are inclined to each other,and yet do not meet in direction,and it is proposed to connect themby a single pair of bevels, the teethmust be inclined to the base of thefrusta to allow them to come intocontact. Set o^ ae (Fig. 702) equalto the shortest distance between theaxes (called the… … 324 MACHINE DESIGN AND MECHANICAL CONSTRUCTIONS. the teeth; and, if from the centre a^ with radius « c, a circle be described, thedirection of any tooth of the wheel will be a tangent to it, as at c. Draw theline de perpendicular to cm d^ and with a radius de equal to c e describe acircle ; the…
Mechanical drawing
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