Van de Graaff generator
device · 1929 · Electric age
A high-voltage generator with a belt.
Inventor: Robert J. Van de Graaff.
What it is made of
- Hat band ribbon — has part. It carries charge upwards.
- Metal sphere — has part. It stores charge.
- Insulating column — has part. It insulates the dome.
- Electric motor — has part. The belt drive.
Principles and materials it uses
- Static electricity — uses. Charge is carried by a belt.
- Aluminium — is made of. The sphere is aluminium.
- Vulcanized rubber — is made of. The belt is rubber.
History: what it evolved from and what it influenced
- Electrostatic machine — evolved from. A belt generator.
- Particle accelerator — evolved into. Early accelerators.