Vibration motor
US10084367B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2016 |
| Grant date | Sep 25, 2018 |
| Priority date | — |
| Expiry date | Jun 6, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K33/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vibration motor is disclosed. The vibration motor includes a housing having a bottom wall and a sidewall extending from the bottom wall; a cover engaging with the housing for forming a receiving space; a first vibration system suspended by a first elastic member in the receiving space; a second vibration system suspended by a second elastic member in the receiving space; a first restricting hole penetrating the first vibration system; a second restricting hole penetrating the second vibration system; a channel formed cooperatively by the first restricting hole and the second restricting hole; a restricting block having one end fixed to the cover, another end fixed to the bottom wall, and a middle portion at least partially received in the channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.