PANTOGRAPH

Pantograph

A pantograph is an apparatus mounted on the roof of an electric train or tram to collect power through contact with an overhead catenary wire.

The above text is a snippet from Wikipedia: Pantograph (rail)
and as such is available under the Creative Commons Attribution/Share-Alike License.

pantograph

Noun

  1. A mechanical linkage based on parallelograms causing two objects to move in parallel; notably as a drawing aid.
    ''A pantograph can be adjusted to make either scaled or exact copies.
  2. A pattern printed on a document to reduce the ease of photocopying.
    ''I was impressed by the quality of the pantograph; I hadn't noticed it on the original, but the copies were covered in unpleasant lines.
  3. A similarly-formed conductive device, now usually Z-shaped, that collects electric current from overhead lines for trains and trams.


The above text is a snippet from Wiktionary: pantograph
and as such is available under the Creative Commons Attribution/Share-Alike License.

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