Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 259
cceleration. Then, by drawing a free curvethrough these three points, we may obtain with sufficient accuracy theinextia line required. Fur a construction for finding all points in tlie curve, see tie chapter on Balimciug of Engines. B 242 STEAM-ENGINE THEORY AND PRACTICE. First, to find the point B… … Fig. 283. Draw OC (Fig. 283) to scale equal to the crank radius, and drawAC at right angles to it and equal in length to the connecting-rod.Join OA, and rotate the right-angled triangle OCA about O. Or— B02 = V -f r^BO = >Jl + r^ B is the point required representing the position of the piston in…
Steam-engines
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