Diagram from cylinder—25 in. diam, 18 in. stroke. I.H.P., 63. Scale, 1/30 in. Mean pressure, 28.2 lb..
Fig. 5.
Diagram from air pump—15 in. diam., 18 in. stroke. I.H.P., 23. Scale, 1/30 in—Mean pressure, 28.5 lb.
Fig. 6.
DIAGRAMS FROM CYLINDER AND AIR PUMP.
Net indicated horse power, 40; revolutions per minute, 100; coal tar consumed per hour, 20.5 lb.; coal tar per I.H.P. per hour, 0.512 lb.