. American engineer . SErTKMllKK, \9\2. .\.\li:UlLAN ENGINEER. 461 row of seven, as is shown in the accompanying hoiler ilkistra-tion. This gives a surface. liKured on tlic inside of the tul)es,and not inchuhng thi- area of the header, of 1,065 sq. ft., makingit the largest superlieater ever appHeil to a non-articulated loco-motive. The grate area of 63 sq. ft. is practically the same asis shown on the Rock Island design, but the ratio of grate areato evaporative heating surface is very much larger. In construction, the boiler presents no novelties. Tate flex-ible staybolts have been freely us
. American engineer . SErTKMllKK, \9\2. .\.\li:UlLAN ENGINEER. 461 row of seven, as is shown in the accompanying hoiler ilkistra-tion. This gives a surface. liKured on tlic inside of the tul)es,and not inchuhng thi- area of the header, of 1,065 sq. ft., makingit the largest superlieater ever appHeil to a non-articulated loco-motive. The grate area of 63 sq. ft. is practically the same asis shown on the Rock Island design, but the ratio of grate areato evaporative heating surface is very much larger. In construction, the boiler presents no novelties. Tate flex-ible staybolts have been freely used and the firebox is fitted witha Security brick arch carried on four water tubes. Tlie domeis built up of three parts, there being a Yz-m. sheet ring con-. MOoOoOgB -fowm ioi T%°o°o°o°o°o°oogogo°ogo°o§o°o ogogogogogogog ogo°ooogo^o <_,.■! ogogogogogogo //Jogogoo°o°o .5^ ;a Opgo^oO^/^-, • • • (@ 0 IQ^ • |i*jl<—4? 84^Inside Sheeh of driving box is meeting with general approval, and that ithas now been adopted for 82 locomotives, either built or underconstruction. The self-centering guide for the extended pistonrod and the self-centering arrangement for the valve stem guidehave lieen applied to the Mikado as well as the Pacific piston valve is 16 in. in diameter and has a 7-in. travel, thesteam entering through the outside pipe at the top of the steamchest. It will be noted that the ordinary type of reverse leveris used and that the rod is placed very low, connecting to adownwardly extending arm nn the lift shaft. The same designof six hopper ash pan* applied to the Mountain and Mikado
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
