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Gramme machine facts for kids

Kids Encyclopedia Facts
GrammeMachine
A Gramme machine or Gramme magneto.

A Gramme machine, Gramme ring, Gramme magneto, or Gramme dynamo is an electrical generator that makes direct current. It is named for its Belgian inventor, Zénobe Gramme. It was the first generator to make enough power for industry. Gramme showed this machine to the Academy of Sciences in Paris in 1871.

Images for kids

  • Dijon - Musée de l'Electricité - Machine de Gramme

    Gramme machine

  • Gramme Ring Armature - Minimal Core Penetration

    Diagram of magnetic lines through a Gramme ring, showing the very few magnetic lines of force crossing the center gap.

  • Gramme Ring Armature - Early Form

    Early form of the Gramme ring armature with coils penetrating the interior of the ring.

  • Drum Wound Armature - Single Coil Example

    Example of a single winding around the exterior of a drum core with no wires penetrating the interior.

  • Gramme Ring - Modern Form

    Modern design of the Gramme ring, wrapped only around the exterior of the core.

See also

Kids robot.svg In Spanish: Dinamo de Gramme para niños

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Gramme machine Facts for Kids. Kiddle Encyclopedia.