Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 82
of the rail wear upon thetire, are alternate areas of chilled and soft metal, theformer to reduce to a minimum the abrading action ofthis portion of the shoe face upon the tire, and thelatter to provide frictional effect. The combination ofcutting edges and hard and soft surfaces of contactbeing… … Engine Truck and Tender Brake Shoes.--ThisSkeleton Diamond S Brake Shoe consists of a bodyof soft cast iron surrounding and permeating a bundleof expanded sheet steel, as shown by Fig. 5. Theshoe is especially designed to give amild uniform dressing action uponthe outer tread and the top of…
Locomotives
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