A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine (1876)
Ewbank, Thomas, 1792-1870 · New York : Scribner, Armstrong · leaf 575
into D, all that isrequired is to move E (by the two projecting handles) till both series Jl Chap. 9.] Slidiv CocJis— JVafer-Closefs. 561 openings are inclosed hy it ; while to stop the flow throno-li D, E musthe moved hack towards C as in the figure. Tlie upper Hgure in the cutis another form of… … No. 276, Large cocks on this principle may be made for half the cost of ordinaryones, while the expense of keepirig them in order is too trifling to tenoticed—occasionally to renew the packing is all that could he required. Water-Closets have heen greatly improved hy modern artists, hut theya-e an…
Pumping machinery
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