Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 281
or electrical measurement, with stationary magnetsand moving coils, of great excellence, are manufactured by theWeston Company, Waverly Park, New Jersey.Their accuracy rests upon several importantdiscoveries by Dr. Edward Weston: first, amethod of making a magnet which is really permanent,… … Weston voltmeter. ductivity, and which set up but little thermo-electric action as theytouch other metals in an instrument. Let us see how a Westonvoltmeter, or measurer of electric pressure, is constructed. ELECTRICITY 233 A light rectangular coil of copper wire, C, is wound on an alu-minium frame…
Inventions · Inventors
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