. Railway mechanical engineer . orce feed lubricator is for lubricating thelow pressure cylinders. This lubricator is used to eliminate actuate the cylinder cocks, and the grates are operated bymeans of the Franklin .steam grate shakers. The driving wheels are equipped with flanged tiresthroughout and the locomotive is designed to take The frames, driving , driving wheel centersand all frame braces arc of cast steel. The cylinders areof gun iron. Care was exercised in the design of all castingsand cast steel was used liberally in order to reduce the weightand .-ecure


. Railway mechanical engineer . orce feed lubricator is for lubricating thelow pressure cylinders. This lubricator is used to eliminate actuate the cylinder cocks, and the grates are operated bymeans of the Franklin .steam grate shakers. The driving wheels are equipped with flanged tiresthroughout and the locomotive is designed to take The frames, driving , driving wheel centersand all frame braces arc of cast steel. The cylinders areof gun iron. Care was exercised in the design of all castingsand cast steel was used liberally in order to reduce the weightand .-ecure a boiler of ample proportions. Ihe boiler is of the extended wagon top type, with a cen-tral dome and is equipped with a 53-unit Type A super-heater. The firebox with its liberal grate surface of 96 is equipped with the Security arch supported on five watertubes 3 in. in diameter. There are 53 flues Syi in. indiameter, and 285 tubes 2/4 in. in diameter, 24 ft. long over 445 446 RAILWAY MECHANICAL ENGINEER Vol. 92, No. 8.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering