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 130
of the weight arms is exerted against the springs, and as the pointof cut-off is earlier the more the weight arms are thrown out toward therim it follows that to increase the speed of the engine, the springs must betightened or the weight reduced; and to decrease the speed, the springsmust be… … FIG. 121. springs, but if a marked change is desired, confer with the builders andthey will direct what should be done. Care should be taken that a littleeven friction be maintained between the face of the eccentric and the gov-ernor case to prevent dancing, and this is secured by the springs and…
Steam-engines
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