Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 247
e exhaust-port, and the use of a com-paratively short seat or a seat with more than three ports init. From the construction and the proportions it will be seen 192 MECHANICAL ENGINEERING OE POWER PLANTS. that when the steam-edge of the valve uncovers the left-handport by a motion of the valve from… … Fig. 149. much port for the passage of steam into the cylinder as wouldbe the case in the ordinary valve. Steam-pressure is thusvery rapidly established as the valve moves a less distancethan the port width which it is made to serve. 102. Gridiron Slide-valve.—It will be immediately ap-parent that…
Mechanical engineering · Steam power plants
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