400 



TRAIN AIR-SIGNALING SYSTEM 



TRAIN AIR-SIGNALING SYSTEM 



GENERAL ARRANGEMENT OF APPA- 

 RATUS 



The general arrangement of the train air-signaling apparatus 

 on an engine, tender, and passenger car is shown in the following 



figures. The engine, tender, and each of the cars are piped 







FIG. 1 



with a i-in. pipe, which is connected between cars by means 

 of hose, so that when all the hose is coupled, the signal-pipe line 

 extends throughout the entire train. 



