Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances . heating value per cubic foot, as referred to standard conditions of temperature and pressure. The minimum heating value shall never 17 258 MECHANICS OF THE HOUSEHOLD fall below 550. The tests to determine the heating value of the gas shall bemade anywhere within a 1-mile radius of the center of distribution. Gas Ranges.—Gas ranges and all other heaters using gas as afuel are constructed to utilize the principle of the Bunsen burner. Fig. 180 illustrates the type ofburner used in th
Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances . heating value per cubic foot, as referred to standard conditions of temperature and pressure. The minimum heating value shall never 17 258 MECHANICS OF THE HOUSEHOLD fall below 550. The tests to determine the heating value of the gas shall bemade anywhere within a 1-mile radius of the center of distribution. Gas Ranges.—Gas ranges and all other heaters using gas as afuel are constructed to utilize the principle of the Bunsen burner. Fig. 180 illustrates the type ofburner used in the Jewel gasrange. This represents theform adapted to the top bur-ners for all direct-contact cook-ing or heating. The burnersare of different sizes and ar-ranged as they appear in This picture shows thetop of the range as seen fromabove, looking directly down-ward. The gas supply pipeand individual valves for eachburner are in position as theyappear in front of the range. In operation, the nozzles of the gas valves stand directly infront of the opening G, in Fig. 180. The stream of gas in passing. Fig. 180.—Detroit Jewel one-piece,star-shaped burner.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyorkmcgrawhillb
