A textbook on the locomotive and the air brake (1901)
International Correspondence Schools · Scranton, Pa., International textbook co · leaf 21
bolted on to each end, and is itself bolted to the hangerthat is attached to the car frame. At one end is the outlet bush-ing b, to which is attached a valve known as the holder valve. These holders vary in capacity according to the service forwhich the car is intended. The sizes used on railroad… … §12 CAR LIGHTING. HOIiDER VAL^^. 5. There are two types of holder valve in present use,the old style and the newstyle. The old style of valve isshown in Fig. 3, the new style in Fig. 4, (a) in each case beingan elevation, and (b) a section. The new style differs from theold in that the flanges F, F…
Locomotives · Locomotive boilers · Railroad cars
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