air to the cylinders controlling the respectiveclutches. In fourth speed the drive is direct. Engage-ment of the clutches, which is equivalent to the opera-tion of a gearshift, is effected by admitting air to therespective cylinders through one or the other of twocontrol valves located on the… … Fig. 2—Six-cylinder, 15-hp. engine iitsed to propel the N. A. G. railcar. It isgoverned to run at 950 r.p.m. and is said to be relatively free front vibration clashing of gears, and a rapid change can be effected.The usual pedal operated clutch is omitted as is also theconventional gearshift lever.…
Automobiles · Aeronautics
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