ompressed air issupplied by val-ves actuated byclockwork. Everytwo minutes thefoghorn will emita deep roar, followed ten sec-onds later by asharp shri ek.There are threeair tanks, each 6feet in diameterand 12 feet long,and three gaso-line engines runcompressors t ofill these tanks.The plant… … OERLIKON ELECTRIC CRANE OPERATED BY THREE-PHASE ALTERNATING CURRENT. ) 1902 SCIENTIFIC AMERICAN, INC. August 2. 1902. Scientific American 69 THE NEW WHIPPLE TEMPERATURE INDICATOR FORUSE WITH PLATINUM THERMOMETERS. The Cambridge Scientific Instrument Company, ofCambridge, England, are introducing a…
Patents · Device · Adapted · Motor · Automobile · Gas · Sewing machine · Scientific American · Nearest agent · Machine work · Compressed air · Temperature indicator · Typewriting machine · Nickel plate · American august · Gas engine
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