. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . wn in Fig. 7, and when the handle is in this positionall communication between the main res-ervoir and the train pipe, and also be-tween the train pipe and the atmosphereis cut ofT, or, in other words, in positivelap position, the valve prevents the flowof air in any direction through it. In the service application. Fig. 8, mainslide valve, 114-A, is moved back untilport F, in its face, is uncovered, andport 0 in the seat is covered and portG, which communicates with port F, isbrought over ex
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . wn in Fig. 7, and when the handle is in this positionall communication between the main res-ervoir and the train pipe, and also be-tween the train pipe and the atmosphereis cut ofT, or, in other words, in positivelap position, the valve prevents the flowof air in any direction through it. In the service application. Fig. 8, mainslide valve, 114-A, is moved back untilport F, in its face, is uncovered, andport 0 in the seat is covered and portG, which communicates with port F, isbrought over exhaust port C, which leadsto the atmosphere. The service applica-tion position is shown in Fig. 8, and indicate the course the train pipeair takes in flowing to the atmosphere. The air in the supplementary reservoirand chamber D, on account of port 0being blanked and the passage throughthe piston 104-A being blocked by valve of it, until the small cut-ofif valve no,through the medium of the lever 112, ismoved far enough to cover port F again,and so prevent further reduction in train IIBA. Fig. 4. pipe pressure. The valve when lappingport F in this way is said to lap auto-matically, and the location of all partsin this positions is shown in Fig. 9. In all cases of emergency, the handleof the brake valve should be moved tothe emergency position as shown in Train pipe air leaving chamber Apasses out through port /. shown in
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
