Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 361
344 STEAM-ENGINE THEORY AND PRACTICE. Flf. 399 is a diagi-am showing the respective positions of crank,eccentric, wrist-plate, valve-rods, and levers for the exhaust valve. The circle of eccentric travel is first drawn on centre A, and thecircumference divided into any number of equal parts… … Fig. 399. are transfixed on the travel arc FG on the wrist-plate. The dis-tances thus obtained are then marked on the path of the pin HJ, anc^with the length of the exhaust valve-rod K as radius the move^nentof the exhaust pin on wrist-plate is marked off on the path of thepin of the exhaust…
Steam-engines
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