Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 99
linder. Along indicator connection is likely to cause a drop in pressureand thus make the indicator give a false record. Straightwayvalves are used for the same reason. 84 STEAM ENGINES A single indicator is sometimes attached as shown in Fig. 52and used for taking diagrams from both ends of the… … Fig. 52. it on from the other end, which does not allow diagrams to betaken from the two ends of the cylinder at the same time. Thetime elapsing between taking the diagrams may, however, begreatly shortened by using a three-way valve, as shown in Fig.
Steam-engines
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