Vibration motor
part · 1990 · Digital age
A tiny electric motor with an eccentric weight that vibrates as it spins.
Principles and materials it uses
- Electromagnetism — uses. Like any electric motor, it turns thanks to electromagnetism.
- Copper — is made of. The windings are copper.
- Tungsten — is made of. The eccentric weight is tungsten.
Where it is used
- Smartphone — is part of. A tiny motor produces the vibration alert.
- Gamepad — is part of. Vibration.
- Pager — is part of. Vibrating alert.
What it is a kind of
- Electric motor — is a kind of. A vibration motor is a tiny electric motor with an unbalanced weight.