A textbook on the locomotive and the air brake (1901)
International Correspondence Schools · Scranton, Pa., International textbook co · leaf 25
, instead of pounds, as in the case of steamgauges; they can be had,.however, graduated to both atmos-pheres and pounds. Atmospheric pressure is about 14.7 poundsper square inch (rather less than 14f pounds), so that a CAR LIGHTING. §12 pressure of 8 atmospheres is 14.7 X 8 = 117 6 pounds;10… … standard gauge at every atmosphere, from 1 to 12 inclusive,both ascending and descending, and any of them that show atotal range of error of more than ^ atmosphere are rejected. MAIN COCK. 10. In Fig. 9 (a) is shown an outside view of the fittingknown as the main cock, one of which is provided on…
Locomotives · Locomotive boilers · Railroad cars
Internet Archive · Northeastern University Library · Public Domain Mark 1.0. Free to use for anything.
