Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 162
a spiral. INDICATOR. The steam-engine indicator is a device for recording, by means of a diagram, thesuccessive pressures in a steam-cylinder at every point of the double stroke. It is also used similarlyto measure the pressures in the cylinders of air, gas, and water engines and pumps. The… … same connected to the load through the connecting-rod E, crank F, and shaft G, as sketched, or inany customary manner. The remainder of the figure shows the principal features of an indicator onan enlarged scale, though modified slightly in detail to facilitate explanation. H is the…
Mechanical engineering -- Dictionaries
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