Valve setting: simple methods of setting the plain slide valve. Meyer cut-off. Corliss. and poppet types (1908)
Collins, Hubert Edwin, 1872- · New York [etc.] Hill publishing company · leaf 39
e 1^ ins. to 28 VALVE SETTING the point B. With 0 as the center, and with 0—B as a radius, drawthe circle as shown. This will be the crank circle and its diameterC—P3 the travel of the valve, which by measurement is found to be 3ins. (6 ins, actual) while the distance 0—M, or the steam lap, is… … actual, while the exhaust lead N—Q is ^ of an inch on the diagramor -ff actual. It so happens in this case that the distance selected to lay off on thelines 0—P and 0—K was 1^ ins., or one half the valve travel, but thisis not necessarily the case, as the solution will be unaffected no matterwhat…
Steam-engines
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![An illustration from Works. Popular edition.] 2 series (1886)](https://img.insideoutlibrary.com/img/200/bl-bl_003191336_16-653-1.webp)
