pantograph

• Instrumento mecânico articulado usado para copiar desenhos, figuras ou planos em escala diferente, geralmente seguindo o original com um estilete enquanto um lápis reproduz o traçado. Também designa o dispositivo articulado que capta corrente elétrica em veículos como bondes e trens.

A mechanical device used to copy a figure or plan on a different scale, typically by tracing the original with a stylus and having a second arm reproduce the movement.

1. Mechanical copying deviceC1formal

   A mechanical instrument used to copy a drawing, plan, or figure at a different scale, typically by tracing.

   Pantógrafo

   • The architect used a pantograph to reduce the blueprint size.
   • Artists once relied on a pantograph to reproduce sketches accurately.
   • The engineer adjusted the pantograph to enlarge the technical drawing.

2. Electrical current collectorC1formal

   A device mounted on the roof of an electric train or tram that collects power from an overhead wire.

   Pantógrafo

   • The train's pantograph made contact with the overhead cable.
   • A spark flew as the pantograph connected to the power line.
   • Modern high-speed trains use a streamlined pantograph design.

   Sinônimospanpanto