Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 124
in averaging instrument, the Hatchetplanimeter, and others. The operation with the Amsler planimeterconsists of tiacing the outline of the diagram with a pointer of theinstrument, when the mean pressure of the diagram may be readfrom the graduations of a small roller, the movement of whichdepends… … Fig. 124. Fig. 125. loops would disappear if the load were increased. The forward linebed would then rise as in Fig. 123, while tlie back-pressure line Jgd Io8 STEAM-ENGINE THEORY AND PRACTICE. remains as before. Or, by exhausting into a condenser, the back-pressure line may be lowered, while the…
Steam-engines
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