Leeds, Charles Carley, 1870- (from old catalog) · New York, D. Van Nostrand company · leaf 120
true lines, much time may be saved by their use, but the student shouldrealize that the actual path of the roller is a curved line, as illustratedby the cam-groove development, and for special cases it is necessaryto plot these movements carefully. Lay out a full-size pencil drawing (on a B-size… … Throw -0 0 Com Circumference in Degrees /40 150 160 170 ISO 190 200 210 220 2^0 24-0 250 0 10 20 JO AQ 50 6 70 80 90 100 110 ISO 130 260 270 2Q02903003)0 320 330340350 3i so OOi o^ -r ^S c:^ -J s,. <: ^ ■ ^ 1 -^ N* ^ 1 o _ _ _ _ _ _ _ _ _ _ ^ _ _ -\ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ u _ 1 _ L _ u ^…
Mechanical drawing
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