The internal combustion engine; being a text book on gas, oil and petrol engines, for the use of students and engineers (1909)
Wimperis, Harry Egerton, 1876- · New York, Van Nostrand · leaf 158
n this direction are being made. 67. The Indicator.—A very important instrument usedin connexion with gas engines is the indicator. It is anapparatus which when attached to an engine draws acurve showing how the pressure in the cylinder varies atdifferent points in the stroke. The best known modern… … 138 THE INTERNAL COMBUSTION ENGINE ward push of the strong spring seen above. When theindicator is screwed on to the engine cylinder the pressurecauses the indicator piston to rise through a distance pro-portional to the force exerted. The little piston rod risesalso and communicates its motion to…
Internal combustion engines
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