Spon, Ernest, Haldane, Robert, Lock, Charles G. Warnford (Charles George Warnford), 1853-1909 · London ; New York : E. & F.N. Spon · leaf 91
piral spring k until the stop On pressure being applied to d, the I, fixed on the wire rope, is brought in points of contact are forced apart, and contact with / by the rising water, no current can pass. Immediately, when the weight e pulls the arm over however, on the pressure being removed to i,… … stops on the wire rope. An indicator closing the contact. These contact- and scale attached to the weight c will makers are sunk iu the lintel of the show the height of water in the tank. door or in the groove of the window, (2) In Fig. 15, a is the tank, the height as shown in the figure. One of…
Workshop recipes · Technology · Industrial arts
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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