Goldingham, Arthur Hugh. [from old catalog] · New York, Spon & Chamberlain; [etc., etc.] · leaf 150
ric line, but inclines slightly toward theright hand at top. The diagram also shows the open-ing of the exhaust-valve at the proper time—namely,at 85 per cent, of the stroke. The compression linerepresents the proper pressure, and the air-inlet andexhaust lines indicate correct proportioned valves… … Fig. 40. line, as in Fig. 40, then the air-inlet to the cylinder isknown to be in some way choked. Where the air-valveis automatic this defect may be caused by the valve- 78 OIL ENGINES. spring being too strong and it accordingly requiresweakening; or the area of the air suction-pipe, if this…
Internal combustion engines
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