Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 638
Ftg. 488. START BOILeR … Fig. 489. as the lever is moved, or a partial motion of the lever opensthe waste, while a complete motion closes it. This improve-ment not only simplifies the operation of the injector butmakes it possible to locate it in places where it must be oper-ated by means of a rod (Figs. 488 and 489). 602…
Mechanical engineering · Steam power plants
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