. The Street railway journal . MPERATURE or CASES OW BOILERSOOUEQREES. WATER ENTERINGTHE ECONOMIZER150 DEGREES. An economizer is thefly wheel of a boiler planf,carrying the boilers pastthe dead centres of unex-pected heavy calls forsteam, cleaning fires, tem-porary repairs, etc. Alarge body of very hotwater always ready foruse is of great advantagein keeping regular steampressure. Boilers arc sup-plied with purified water,fewer boilers are requiredand much less repairs —all from waste heat. A boiler plant equippedwith a good-sized Ameri-can Economizer may belikened unto a steam en-gme having a


. The Street railway journal . MPERATURE or CASES OW BOILERSOOUEQREES. WATER ENTERINGTHE ECONOMIZER150 DEGREES. An economizer is thefly wheel of a boiler planf,carrying the boilers pastthe dead centres of unex-pected heavy calls forsteam, cleaning fires, tem-porary repairs, etc. Alarge body of very hotwater always ready foruse is of great advantagein keeping regular steampressure. Boilers arc sup-plied with purified water,fewer boilers are requiredand much less repairs —all from waste heat. A boiler plant equippedwith a good-sized Ameri-can Economizer may belikened unto a steam en-gme having a big heavylly wheel and bearings ofample proportions. Thefly wheel will carry italong with a regular speedregardless of sudden chan-ges in load and the largebearings never heat. 164 STREET RAILWAY JOURNAL. THE AMERICANSTOKER Underfeed System Sole Owners of the Controlling Patents for the. More than 500,000 HORSE POWER IN USE in All Classes of STEAM PLANTS—= ECONOMY AND SMOKE PREVENTION GUARANTEED — THE Cudoincrs guaranteed from any loss by reason of patent litigation arising from the use ctf stoleers purchased from — AMERICAN STOKER COMPANY American Home Office 11 Broadway, NEW YORK, N. Y. Estimates furnished for the Equipment of Plants European Home Office 31 Walbrook, LONDON, , ENG. STREET RAILWAY JOURNAL. 165


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Keywords: ., bookcentury1800, bookdecade1880, bookidstreetrailwa, bookyear1884