The design and construction of oil engines; (1900)
Goldingham, Arthur Hugh. [from old catalog] · New York, Spon & Chamberlain; [etc., etc.] · leaf 50
or smallengines and slightly heavier for the larger sizes. In 34 OIL ENGINES. each case the metal is thicker at the back, than atthe front end. -~ The piston is usually 1.6 diameters inlength. Three cast-iron piston-rings, as shown in Fig.15, are fitted to the smaller engines, four and five… … Fig. 14. explosive pressure and due to the angularity of theconnecting-rod, should not be greater than 25 lbs. persquare inch of rubbing surface. Piston Speed.—The speed of the piston for hori-zontal oil engines is usually allowed to be not greaterthan 600 feet per minute; for the vertical type…
Internal combustion engines
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