Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 252
pectively. VALVE-GEARING. I97 There are three great systems of arranging the pressure-plate principle. First, the fixed plate, non-adjustable. Inthis design the fixed plate rests upon lugs or ledges in thesides of the steam-chest, or on its bottom, the length of theplate being such that the valve… … Fig. 159. the back or top of the valve is fitted a spring-ring or anequivalent device, which fits the valve and the plate in sucha way that no steam can reach the top of the valve by reasonof the contact continuously made between the valve and theplate through the spring-ring. It will thus be seen…
Mechanical engineering · Steam power plants
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