Pantograph (rail) - Simple English Wikipedia, the free encyclopedia

A pantograph is a device that collects electric current from overhead lines for electric trains or trams. The term stems from the resemblance to pantograph devices for copying writing and drawings.

Early 1895 flat pantograph on a Baltimore & Ohio Railroad electric engine
The diamond-shaped pantograph of the Swiss cogwheel loco in Schynige Platte, built in 1911.
The (asymmetrical) 'Z'-shaped pantograph of the electrical pickup on the Berlin Straßenbahn. This pantograph is single-arm.
Pantographs easily adapt to various heights of the overhead wires by partly folding. The tram line pictured here ran in Vienna.
Symmetrical, diamond shaped pantographs on trams in Prague.


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