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  2. Trolley pole - Wikipedia

    en.wikipedia.org/wiki/Trolley_pole

    Trolleybuses, on the other hand, must use two trolley poles and dual overhead wires, one pole and wire for the positive "live" current, the other for the negative or neutral return. The tramway system in Havana , Cuba , also utilized the dual-wire system, [ 6 ] as did the Cincinnati, Ohio streetcar system .

  3. Trolleybus - Wikipedia

    en.wikipedia.org/wiki/Trolleybus

    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 ...

  4. Overhead line - Wikipedia

    en.wikipedia.org/wiki/Overhead_line

    Trolleybuses use a second parallel overhead line for the return, and two trolley poles, one contacting each overhead wire. (Pantographs are generally incompatible with parallel overhead lines.) The circuit is completed by using both wires. Parallel overhead wires are also used on the rare railways with three-phase AC railway electrification.

  5. Dual-mode bus - Wikipedia

    en.wikipedia.org/wiki/Dual-mode_bus

    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).

  6. Trolleybuses in Bari - Wikipedia

    en.wikipedia.org/wiki/Trolleybuses_in_Bari

    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.

  7. List of trolleybus systems in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_trolleybus_systems...

    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.

  8. Full service for The Hop streetcar was disrupted Thursday due ...

    www.aol.com/full-hop-streetcar-disrupted...

    Full service of the M-Line for The Hop streetcar was disrupted Thursday because it is believed that a large vehicle hit and caused damage to the overhead wires, according to the Department of ...

  9. Trolleytruck - Wikipedia

    en.wikipedia.org/wiki/Trolleytruck

    A trolleytruck (also known as a freight trolley or trolley truck [1]) is a trolleybus-like vehicle used for carrying cargo instead of passengers. A trolleytruck is usually a type of electric truck powered by two overhead wires, from which it draws electricity using two trolley poles.