File:Railway master mechanic (microform) (1895) (14761376052).jpg

Identifier: railwaymastermec33newy (find matches)
Title: Railway master mechanic (microform)
Year: 1895 (1890s)
Authors:
Subjects: Railroads Railroads
Publisher: New York : (Simmons-Boardman Pub. Corp.)
Contributing Library: MIT Libraries
Digitizing Sponsor: Boston Library Consortium Member Libraries

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othe cab and, in fact, fills a large part of it. The main control apparatus is in a bulkhead centrallylocated so that there are ample passage-ways along the sides.At one end is located the electrically driven air compressorfor operating the air brakes. In the operating end of thelocomotive there is a Westinghouse brake valve for high-speed brake operation and also the engineers controller, bywhich all electrical manipulation is secured. The electric supply will be secured from a third rail,by four contact shoes on each locomotive. At some pointswhere the great number of track switches will not permitthis, power will be secured from an overhead conductorthrough an air-operated overhead contact shoe of whichthere are two on each locomotive. The new locomotive is of steel construction throughout,and each section has the usual bell, sand box, and whistle.The latter is blown by air. The first twenty-four Penn-sylvania type electric locomotives to be built will have thefollowing dimensions:
Text Appearing After Image:
Pennsylvania Electric Locomotive for Tunnel Service 440 RAILWAY MASTER MECHANIC November, 1909 Total Weight, tons 166 Weight of Electrical Parts, tons 62 Weight of Mechanical Parts, tons 103 Total Horse-Power 4,000 Maximum Draw Bar Pull, pounds 60.000 Maximum Speed, 60 to 70 Miles per hour underload. Diameter of Drive Wheels, inches 68 Diameter of Truck Wheels, inches 36 Weight on Drivers, tons 14 Mechanical Shock Without Injury, pounds 600,000 Length Over All, feet 65 Total Wheel Base, feet 56 Notes on the Silvis Shops, C. R. I. & P. Ry. A handy and labor-saving device at the shops of the Rock-Island system, at Silvis, 111., is a multiple drill attachmentfor use with the ordinary single spindle drill press. Two;4-in. steel plates about 8xl7-in. are fastened together insuch a way as to leave a space of 2-in. between them. Thedrill press shank, placed at the center, is of mild steel,1 13-16-in. in diameter, with a No. 5 Morse taper. Theshank is geared through an idler between the p

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