Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 46
in order to prevent wearing shoulders in the bore. Thecounterbore is made large enough to allow reboring the cylindertwo or three times to bring it back to a true cylindrical form afterit has become worn by the piston. The heads are cast with a shoulder which is turned to a closefit with the… … Fig. 19. 32 STEAM ENGINES crank end is recessed on the outside to form a stuffing box. Inthis case, both heads are made thin, and ribs are cast on theoutside of them to give greater strength. The walls of thecylinder are practically uniform in thickness, and, in order toaccomplish this, recesses…
Steam-engines
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