Dunkerley, Stanley, 1870- · London, New York [etc.] Longmans, Green · leaf 274
ond position, such as PA, of the ACCELERATION DIAGRAMS. 263 crank arm, the primary effect is KP, and the secondary LEa, andthe net effect is the difference (KP — LEa), since, they act inopposite directions. The piston in the second position is beingretarded. Again, using the approximate expression… … Fig. 290. being 3J. Both the primary and secondary curves are cosinecurves, but the secondary curve has double the frequency of the first, and has only - the amplitude. The resultant curve, shown full, differs very slightly indeed from the curve of Fig. 278. Thedifference is, in fact,…
Machinery, Kinematics of
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