MODERN STEAM PRACTICE . 388 and cover are properly proportioned the bolts should rather give than a breakage occur . A hole is left at the bottom of the cover for the relief valve , similar to that in the front of the cylinder . The stuffing boxes for the piston rods are fitted with a lantern or… … . 270 . — Piston - rod Gland with to waste . The main glands are gener - Lantern Brass . ally SCreWed down with plain boltS and a , Packing space . B . Gland . C . Oil space . , . - . . . . d , Gland . e , Bush , f , Cylinder cover . nuts ; but m fast - gomg engmes a risk attends this method , as…
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