Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 238
ram. Itis a matter of simple geometric proof to show by similartriangles that the length yz, which represents the lead in itscustomary position, is the same as the length Bl used as anexpedient in construction. 97. Limitations of the Single Slide-valve.—The cheap-ness, convenience, simplicity, and… … Fig. 143. functions is reached before it is demanded to cut off athalf-stroke. If the conditions of cut-off at half-stroke be im-posed and the method of par. 96 be followed, it must beapparent from Fig. 143 that the angle HOE will be a littlegreater than 450 if there is a lead, and will be 450 if…
Mechanical engineering · Steam power plants
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