Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 283
1102. HEART-SHAPED GROOVE in a face plate, vibrating a lever, produces an irregular swing-ing motion of the lever. 1103. LAYING OUT A HEART CAM. —A circle is drawn on a radius equal to the required throw,plus the diameter of the roller. A series of con-centric circles and radii enables a measured…
Mechanical movements
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