Leeds, Charles Carley, 1870- (from old catalog) · New York, D. Van Nostrand company · leaf 118
ber intowhich tlie angle of the movement is divided. Project these divisionpoints upon the base line of the semicircle, then with the compasspivoted at the shaft center, swing in circular projection lines fromthese base-line points until they intersect the radial division lines.The points of… … CLASS Industrial TRADE Machinisf NAME John V^.Roberts date: Jan.l2-09. THE CARNEGIE TECHNICAL SCHOOLS PITTSBURGH, PA. School or Apppestices ano Journeymen MECHANICAL DPAWING Plate Cam SCALE Full size Dwa. No. C_ I04-8 LESSON No. 54. PERIPHERY CAM.—The Periphery or Cylindrical Cam illus-trated in…
Mechanical drawing
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