. Official proceedings . After investigating- the various forms of crank axles usedin Europe, the American Locomotive Co. decided upon the Zshape or the design having a diagonal member. The pictureon the screen now before you shows this form of axle whichwas applied to the New York Central locomotive No. 3000 ex-hibited at the Worlds Fair at St. Louis. The weight of thisaxle finished is 3,200 Ihs. It was forged and finished complete-ly by the Krupp Works at Essen, Fig. 3. Fig. 4. The next picture shows two forms of crank axles used inEurope, the illustration and description in part b
. Official proceedings . After investigating- the various forms of crank axles usedin Europe, the American Locomotive Co. decided upon the Zshape or the design having a diagonal member. The pictureon the screen now before you shows this form of axle whichwas applied to the New York Central locomotive No. 3000 ex-hibited at the Worlds Fair at St. Louis. The weight of thisaxle finished is 3,200 Ihs. It was forged and finished complete-ly by the Krupp Works at Essen, Fig. 3. Fig. 4. The next picture shows two forms of crank axles used inEurope, the illustration and description in part being takenfrom Mr. A. Herdners paper, entitled The Compound Loco- 84 Proceedings Railway Club of Pittsburgh. motive and Its Development in France, published by theAmerican Engineer and Railway Journal, December, 1902. Mr. Herdners remarks are as follows: Indeed until 1890 the Northern and Western Railways ofFrance wrere the only roads that made use of inside connectedcylinders for their high-speed locomotives. The other roadshave shown themselves more reserved. On the Southern, par-ticularly, to which the writer belongs, the crank axle was ab-solutely banished from locomotive construction, and whenthree years later, in consequence of the constant increase inweight of our express trains, we were led to put in service 14four-cylinder compound locomotives similar to those of theNorthern Railways of France, we were naturally very muchconcerned as to what service the cra
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