The internal combustion engine; a text-book for the use of students and engineers (1915)
Wimperis, Harry Egerton, 1876- · New York, D. Van Nostrand company · leaf 146
d pressures are met with. A much morerapidly moving instrument is needed in internal combustionengines, and such indicators tend to be fragile and aretherefore little used except for special investigations. Theusual form of such indicator makes use of a beam of lightreflected from a vertical mirror… … Fig. 39.—Reducing Gear for CrosbyIndicator. 128 THE INTERNAL COMBUSTION ENGINE [chap, v the combination of motion the familiar shape of the indicatorcard. The beam of light, unlike the. steel levers of the olderform of indicator, has no weight, and therefore no inertia tomake it lag behind its true…
Internal combustion engines
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