Dunkerley, Stanley, 1870- · London, New York [etc.] Longmans, Green · leaf 287
The boards are replaced by two sheets of drawing-paper, turning on drawing-pins attached to the board as centres;and the angular motion of the sheets is not obtained by the rolling■ Beport British Aesooiation for the Advancement of Science, 1898, p. 619. … Fio. 302. TOOTHED CIRCULAR WHEELS. V7 contact of the pitch circles, but by using milled rollers of smallthickness. Thus, in Fig. 303, the two sheets are represented byA and B, the pins about which they rotate by Pi, Pg, and thedrawing-boaxd by D, the point K being the pitch point. Twomilled…
Machinery, Kinematics of
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