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A recording device for indicating (a) the flow of water in pipes, (b) the speed of boats (1909)
Baldwin, Frank Boyd, Hiveley, Oscar George · leaf 54
ular piston and pressure gage mechanism were used to measure the movement. Mercury column. Difference of G-aer© Pounds per pressure. square inch. or>tvV**i 4 mi^*H Lbs. per Sq. In. 7.98 0.00 0 7.39 (.yo 0.59 e o 7.05 T OC f • yo 0.93 10 6.54 1.43 6.35 z .y / 1.62 25 6.00 1 .yfc5 1.96 yl C 40… … U- or I. S. S. FOHM 3 Diaphragm No. 4 was next put into the case and a pair ofsteel rings were used to hold the diaphragm in place and also forthe purpose of allowing a greater movement of the diaphragm.Attempts 7;ere made to carry out a complete test but for some reas-ons the presGure columns…Hydraulics · Boats and boating · Piezometer · Speedometers · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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