Linear vibrator
US10063128B2 · kind B2 · utility
20Cited by
15References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2015 |
| Grant date | Aug 28, 2018 |
| Priority date | — |
| Expiry date | Dec 16, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K33/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a linear vibrator including a bottom plate, a voice coil fixed on the bottom plate, a mass block which has a receiving space and located above the voice coil, a magnet array in the receiving space, the magnet array including odd number of longitudinally magnetized first magnets and even number of transversely magnetized second magnets, the first magnets and the second magnets being arranged alternately in a row, and the adjacent first magnets in opposite magnetization direction and the adjacent second magnets in opposite magnetization direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.