. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . P. C. EQUIPMENT. OUTLINE 3-2 CONTROL VALVE. construction of the valve without anyreference to numbered valves and let-tered passages, and if possible, presentthis in a manner that will be more read-ily comprehended than if all details were The outline drawing will show the pipe road repair shops, especially on top headsconnections and the names, the exhaust of the 9l/2 and 11-inch air pumps. Some-ports and their location, while the views times there is more than one methodof actual sections w
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . P. C. EQUIPMENT. OUTLINE 3-2 CONTROL VALVE. construction of the valve without anyreference to numbered valves and let-tered passages, and if possible, presentthis in a manner that will be more read-ily comprehended than if all details were The outline drawing will show the pipe road repair shops, especially on top headsconnections and the names, the exhaust of the 9l/2 and 11-inch air pumps. Some-ports and their location, while the views times there is more than one methodof actual sections will show the location practiced in the same shop; in fact, prac-of the various portions. tical air brake men are inclined to be J PIPESEP CYL dwelt upon in lengthy references to portsand passage. The names of the various parts will beshown in the illustrations, and those ofour readers who feel that they cannothandily spare the time required to traceout the various flows of compressed airduring the different operations and wish ACTUAL SECTIONS. 3-E CONTROL VALVE. The view of the normal position is adiagrammatic arrangement showing allthe parts assembled with no air pressurewhatever in any part of the control valve. Next month this description will beginwith a diagram of the control valve inrelease and charging position, which wehope to explain in a manner that will guided by local conditions in this line ofwork. The most expensive part of thehead of one pump is the main valvebushing, and in the other pump the dif-ferential valve is more expensive thanthe main valve bush, and price is al-ways the first consideration in buying,1 mt ultimate cost should be estimated with 450 RAILWAY AND LOCOMOTIVE ENGINEERING. December, 1914. a
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
