New York [etc.] Simmons-Boardman Pub. Co. [etc.] · leaf 262
3.points located at a, rta and a, or any such location that maybe seloct4?d on or within the triangle lines described from thecenters, n, a= and n. This mil couple on much sharpercurves than the heel shown in Figs. 1 and 2 when the pivpoints are located at any other location than a of the tiangle.… … sents the **Dowling type of couplers, the knuckle arm be-ing the same in form and angle as those shown in Figs. 2and 3. In the four diagrams we have established a perfect sys-tem of interchange OTth a contour capable of at least 50 percent, more service and with not less thaa 7,5 per cent, addedfor…
Railroads · Railroad cars
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