. A textbook on electric lighting and railways. International correspondence schools, Scranton, Pa. v. 1-3, 5 . the wheel tread, the traction surface between the two is astraight line. In conformity with the observed fact thatthe side of the rail head next to the gauge line alwayswears down first, to meet the bevel of the wheel, the verysensible idea is now being practiced of making the top of the. Fig. 48. rail head also beveled to conform to the bevel on the wheeltread; the result is that the rail and wheel are a fit to beginwith and do not have to wear down to that condition. Thisconstructi
. A textbook on electric lighting and railways. International correspondence schools, Scranton, Pa. v. 1-3, 5 . the wheel tread, the traction surface between the two is astraight line. In conformity with the observed fact thatthe side of the rail head next to the gauge line alwayswears down first, to meet the bevel of the wheel, the verysensible idea is now being practiced of making the top of the. Fig. 48. rail head also beveled to conform to the bevel on the wheeltread; the result is that the rail and wheel are a fit to beginwith and do not have to wear down to that condition. Thisconstruction is said to effect a saving of about 33| per the life of the wheel and rail. Fig. 45 shows a girder rail 44 ELECTRIC RAILWAYS. § 22 with a straight top; Fig. 4(! shows one with a bevel 47 shows a section through a complete girder-rail , A are the sx>liee bars, or flsli-plates, so designed thatthey stiffen the joint. They are held up to the rail bytrack bolts B, 7), which pass through the web of the 48 shows a completed joint. Note the cross-section ofthe fish-plate; the rib at O, O, Avhen the track bolts arescrewed home, gives somewhat the effect of a lock washerand at the same time insures a definite contact surfacebetween the plate and the rail. There are a great manypatented devices in use for stiffening the joint and giving itsolidity, and all of
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectelectri, bookyear1901
