ineer the folly of delicate construction and willarouse his admiration for the time-honored brass of therailroad man. Ball or roller bearings should be retained in everypart where now used ahead of the axle. There is nothinggained by using plain bearings there, in fact, to secureequal results would… … The axle shown in Fig. 1 has a 3 x 6-in. journal. Thissize is an M.C.B. standard journal, something that ap-peals to the railroad man, and is ample to carry anyload imposed by a rail car aside from those of the Pull-man type. (An old drafting room rule specifies 300 lb.per sq. in. as a working load…
Automobiles · Aeronautics
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![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer04inte-337-141.webp)
