Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 511
s obtained as against an output of thirty-four inches withthe first type of machine. Since in this unit no provision had beenmade for automatically relaxing the pressure when sewn lengthsof fabric passed between the electrodes, the machine had to bestopped and the upper electrode lifted every time… … Oct., 1921.] Water-proofing of Fabrics. 503 shown in Fig. 3, and a diagram (one unit) in Fig. 6. In this unitthe electrodes are vertical, the anode consisting of an aluminiumplate (7, Fig. 6) one inch thick by eighteen inches wide and eithersixty or seventy-two inches long, and the cathode of eight…
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