Vibration motor
US9966830B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2016 |
| Grant date | May 8, 2018 |
| Priority date | — |
| Expiry date | Jan 26, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K33/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vibration motor is provided in the present disclosure. The vibration motor includes a stationary part, a vibration part and an elastic connector. The stationary part includes a housing providing an accommodating space. The vibration part is suspended within the accommodating space by the elastic connector. The stationary part includes a coil, and the vibration part includes a first magnet set and a second magnet set. The first magnet set and the second magnet set are respectively disposed at two opposite sides of the coil for generating a closed magnetic loop. The first magnet set comprises a first left magnet and a first right magnet spaced apart from each other, and the second magnet set comprises a second left magnet and a second right magnet spaced apart from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.