Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 57
2 STEAM ENGINES A follower ring 6 is held in place by a heavy spring and keeps therings in their proper position, but the spring is not depended uponto press the packing against the rod. This is done by the steampressure acting behind the ring 6 so that the tightness of thepacking varies with the… … Fig. 31. between the piston rod and crosshead; and a pin joint betweenthe connecting rod and the crosshead so the connecting rod maybe free to move. There are three general types of crossheads used upon station-ary engines, called respectively, the ^^wing, the block,and the slipper crossheads. The…
Steam-engines
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