A practical treatise on modern gas and oil engines (1902)
Grover, Frederick · Manchester, The Technical Publishing Co., Limited; [etc., etc.] · leaf 231
ring being such that the inertia enabled it to over-come the slight friction of the pen during one experiment.By allowing this pen to remain stationary during onerevolution of the drum, a zero line was traced, which wascrossed at every eighth of a second by the wave lineproduced by the vibrating… … Fig. 104.—The Recorder. the indicator pencil, but due correction has been made bytransferring the required portion of the time wave to itsproper position on the diagram. In all the experiments the volumes were measured by fillingthe cylinder with water, and afterwards allowing the gas toenter as a…
Internal combustion engines
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