File:The Street railway journal (1894) (14572040108).jpg

Identifier: streetrailwayjo101894newy (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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ric Exhibit at the Midwinter Fair,San Francisco, Cal. The building officially called the Palace of Mechanical Arts is theone containing most of the electrical exhibits. The exhibit of theGeneral Electric Company occupies a space less prominent in locationand smaller in size in proportion than that occupied by the same firmin Electricity Building in Chicago. At present the electric field onthe Pacific Coast lies chiefly in the way of transmitting power, and itsemployment for the propulsion of street cars, mining work, etc., ow-ing partly to the high price of coal, and on the other hand to theabundance of water power in the higher altitudes. For this reasonevidently the General Electric Company made a specialty of its min-ing and power transmission apparatus. The standard car equipmentis also shown, consisting of a Bemis truck, having mounted upon ittwo G. E. 800, single reduction, iron clad motors, fitted up with thenew style of suspension, allowing the larger part of the weight of the
Text Appearing After Image:
A COLLECTION OF OVERHEAD LINE MATERIAL. being no dip, the sparking is greatly reduced and the tendency for thewheel to jump off the wire, so noticeable at crossings, especially whentaken at any speed, is claimed to be overcome. The method of hold-ing the wire down is by a key or wedge which is forced down on thewire by a cap screw, as shown in the cuts of crossings, switches andsection insulators. The method of clamping the trolley wire in theswitches to hold it against the horizontal strain or pull of the wire issimilar, using a cap nut and key which bends the wire into a depres-sion left in the body of the switch, or over a hump or projection. There are several kinds of straight line hangers, pull-offs, solderears, splicing ears, anchor or strain ears, and mechanical clips alsoshown, as also a spring hanger for bridge work or under elevatedroads, and a very simple and neat car house hanger. The insulated turnbuckle shown in the cut is one that was tested ina Riehle testing machine,

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