File:The Street railway journal (1907) (14574615499).jpg

Identifier: streetrailwayjo291907newy (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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tween the cross rails to serve asnailing strips for the flooring. The motor equipment of the locomotives is in each casefour G. E. 73s, geared for a maximum speed of about 12.m. p. h. As 100 per cent of the weight of the machine ison the drivers the maximum possible tractive effort withoutslippage of the wheels on 20 per cent adhesion would be about15,000 lbs. The trucks are each similar to the motor trucksused under the cars of the elevated division, having 34-in.steel-tired wheels, a 6-ft. wheel base, and being 16 ft. 35^ ins.apart on centers. The control is type 17 multiple unit. Thecontactors are mounted in a fireproof compartment in thecenter of the cab, which is about 8 ft. long. The mastercontrollers are mounted in diagonally opposite corners of thecab, and are arranged for right-hand operation of the loco-motive, facing each end. The reverser, circuit breaker, fusebox and rheostats are installed under the sloping end atone side of the cab, and the main reservoir cylinders, air
Text Appearing After Image:
ELECTRIC LOCOMCJTIVE USED BY THE BOSTON ELEVATED RAILWAY compressor and governor are installed under the oppositesloping end. The wooden flooring is fire-proofed by sheettin in the compartment which holds the control apparatus.Minor control switches and fuses are mounted in a specialasbestos lined compartment at one end of the cab, and asingle-pole, double-throw switch is installed to connect themain motor circuit either with the trolley pole with whichthe locomotive is provided or with the circuit of the fourthird-rail shoes. The air brakes are of the new Westing-house electro-pneumatic type with graduated release andquick recharge features. Arc headlights and electrically-lighted markers are pro-vided, and part of the space at each end of the locomotivehousing is given up for tool-box purposes. Special ven-tilators are installed in the sides of the housing, and bot! endand center steps are attached to the frame. A full set of steelsleet brushes of the companys standard adjustable ty

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