Pantograph in art or engineering relates to precisely changing the size of an image keeping proportions intact.

Scale Conversion

A pantograph is a specialized tool, not common in everyday language, more seen in professional design spaces.

Technical Tool

Pantograph emphasizes accuracy in the replication of art or technical drawings on a different scale.

Artistic Precision

A pantograph for vehicles is essential for electric trains or buses to draw power and is visible atop them.

Electric Vehicles

The word 'pantograph' is mainly used by those working with electric public transportation, less so by general public.

Operational Term

Focuses on the aspect of the pantograph that is meant to touch overhead wires, meaning contact is crucial.

Contact Point

 So you see, it's very compliant, very lightweight, and also very elastic, so you can easily press it down and it will not break. It will just jump, in fact. And this very elastic property is also very important. And you also see a bit these properties of these three segments of the leg as pantograph.