File:The Street railway journal (1907) (14573482807).jpg

Identifier: streetrailwayjo301907newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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- with a swinging bolster, built up with steel sections andsteel castings. The bolster is supported on two nests ofcoil springs of circular section, each nest consisting of threesprings. The bolster is also provided with cast-steel wear-ing plates, center and side-bearing plates. The side framesare supported on the axle boxes by laminated springs ofheavy design. The axle boxes are of steel castings, ma-chined to work in the pedestals which are also of steel cast-ings and machined, being riveted to the side frames whichare cut out to receive them. The side frames are furtherstrengthened at this point by a doubling plate. The axleboxes are provided with removable fronts, each front ofwhich is fitted with an inspection door. The bearings areof anti-friction metal. The axle boxes are provided withlugs at the bottom, to which the collector shoe-beams areattached. Very ample provision is made for lubrication andthe exclusion of dust. The brake gear is of the inside type, one shoe being pro-
Text Appearing After Image:
END VIEW OF LOCOMOTIVE, SHOWING THIRD AND FOURTH RAILS nal boxes. There are four negative shoes, one beitached by a suitable insulated bracket to each motor.The following are the leading dimensions : Ft. Gage 4 Length over cab and headstocks 30 Length over buffers 33 Truck base -. 17 Wheel base of each truck 7 Width over cab 8 Width over side sills 8 Width overall 8 Height from rails to top of cab 12 Height from rails to top of floor 4 Diameter of wheels.., 3 Diameter of axles at center and in motor suspen-sion bearings Diameter of axles at gear-wheel seat Diameter of axles at wheel seats Diameter of axles at journals Length of journal n? at- Ins. 8y2 7 37/s7& ey2 7 7/K 5/29 TRUCKS These are of the pressed steel type strengthened with re-inforcing plates, steel angles and gussets: they are fitted vided per wheel. The wheels have centers of wrought ironwith nine open spokes forged into them and are fitted withrolled steel tires 5 ins. wide by 2>lA ins- deep, held in placeby reta

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