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US&S operated as an independent company until 1917, when it became a subsidiary of the Westinghouse Air Brake Company (WABCO). In 1968, American Standard purchased WABCO and reorganized US&S as a separate division. [6] In 1988, Ansaldo STS, a global supplier of signaling, control and automation systems, purchased US&S from American Standard.
The war of the currents was a series of events surrounding the introduction of competing electric power transmission systems in the late 1880s and early 1890s. It grew out of two lighting systems developed in the late 1870s and early 1880s; arc lamp street lighting running on high-voltage alternating current (AC), and large-scale low-voltage direct current (DC) indoor incandescent lighting ...
1884 – George Westinghouse begins developing a DC electric lighting system; 1885 – Westinghouse becomes aware of the new European transformer based alternating current systems when he reads about them in the UK technical journal Engineering [35] 1885 – William Stanley, Jr., working for Westinghouse, develops the first practical AC ...
Westinghouse built the first 12 Adtranz C-100 buses used for the Metromover. Westinghouse would also participate in the development of similar driverless transit systems like the Bay Area Rapid Transit system in California, and automated people movers at several major U.S. airports, including Tampa, Orlando, and Dallas-Ft. Worth.
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The Westinghouse Sign was the first computer-controlled sign in the United States. Located in Pittsburgh, Pennsylvania , the large animated display advertised the Westinghouse Electric Company , and was best known for the seemingly endless number of combinations in which its individual elements could be illuminated.
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