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The grooved trolley wheel was used on many large city systems through the 1940s and 1950s; it was generally used on systems with "old" style round cross sectional overhead wire. The trolley wheel was problematic at best; the circumferential contact of the grooved wheel bearing on the underside of the overhead wire provided minimal electrical ...
Busscar trolleybus in São Paulo, Brazil Solaris trolleybus in Landskrona, Sweden Video of a trolleybus in Ghent, Belgium. A trolleybus (also known as trolley bus, trolley coach, trackless trolley, trackless tram – in the 1910s and 1920s [1] – or trolley [2] [3]) is an electric bus that draws power from dual overhead wires (generally suspended from roadside posts) using spring-loaded ...
Boston Neoplan DMA-460LF dual-mode trolleybus, operating in diesel mode (with its trolley poles lowered). A dual-mode bus is a bus that can run independently on power from two different sources, typically electricity from overhead lines like a trolleybus or from batteries like a hybrid bus, alternated with conventional fossil fuel (generally diesel fuel).
As was normal for trolleybuses built before the 1980s, the fleet of trolleybuses lacked any equipment for operating away from the overhead wires. In the last few years of service, the only lines in operation had been 4-barrato, 8-barrato (renumbered as 8 by 1983) [ 15 ] and 15.
Dual-mode (diesel-trolley) buses operated 15 September 1990 – 24 January 2005 on routes using the Downtown Seattle Transit Tunnel. The overhead wire system in the tunnel was not connected to that used by surface trolleybus services.
Trolleybus route 13 was featured in the 2023 Chinese television series Blossoms Shanghai, in which Xue Zhi , who was the first love of main character A Bao , was a fare inspector on the route. [ 2 ] [ 6 ] According to a Weibo post by Shanghai Morning Post , several buses on the real-life route 13 are expected to feature an advertisement ...
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An overhead line or overhead wire is an electrical cable that is used to transmit electrical energy to electric locomotives, electric multiple units, trolleybuses or trams. The generic term used by the International Union of Railways for the technology is overhead line . [ 1 ]