File:The street railway review (1891) (14760785785).jpg

Identifier: streetrailwayrev02amer (find matches)
Title: The street railway review
Year: 1891 (1890s)
Authors: American Street Railway Association Street Railway Accountants' Association of America American Railway, Mechanical, and Electrical Association
Subjects: Street-railroads
Publisher: Chicago : Street Railway Review Pub. Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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ntrary, must be inreadiness to stop at every intersecting street at the desire (109 mendation — simplicity. An air pump driven by aneccentric on the motor car axle; a reservoir to containa constant supply; a jam-cylinder under each car toset the brake; and at the drivers stand, a small lever,which by a slight motion, does all the work. Apressure guage to show the exact working air pressureat all times; this is is all there is. What could be moresimple ? In the first illustration is shown a single truck electricmotor car equipment complete, with this brake and partsdrawn to scale. The compressor rests upon the centerbar of the truck, and the eccentric on the axle betweenthe motor and the hub of the wheel. Beneath the seatis the storage tank, while close under the car body isthe jam-cylinder connected to the brake levers. A train of as many cars as desired may be controlledsimultaneously by the driver as easily as one car. Fortrailers, the jam-cylinder only is required, connected with
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SINGLE TRUCK ELECTRIC AR WITH GENETT AIR BRAKE COMPLETE. of any person. With the old horse car, the larger loss oftime was in regaining the headway, and the heavier theload the greater this loss. The time required to bringthe horse car to a stand-still was a less serious matter,owing to its low speed. With electric and cable cars these conditions werereversed. Full speed became attainable in a few yards,but this speed must be cut down some distance beforereaching a stop, entailing loss of time, which takes theedge from rapid transit and costs money. The lessphysical exertion required in operating the car leaves thedriver in just that much better condition to intelligentlycontrol it, whatever be the system. The Genett Air Brake, which was first introduced tothe street railway world through these columns somemonths ago, comes in at the present emergency to fultillthe new requirements above set forth, and does it mosteffectually. Moreover, it deserves that prime recom- other cars in trai

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