Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 552
serve as a regulator to the engine the pump causes the water contained in the annular space surrounding the plung- by operating on a weight, which is ar- er, a, to be forced into the pipes, while a ranged so as to open or close the throtte- valve in the steam pipe. The hydraulic main further supply… … the ram case than passes directly from it, screwed into strong cast-iron flanges, the the loaded plunger rises and makes room latter recessed so as to receive a ring of in the cylinder for the surplus; but when, gutta-percha about \ in. diameter. In on the other hand, the supply from the this way…
Engineering
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