Vibration motor
US10148148B2 · kind B2 · utility
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6Claims
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Assignee
Inventors
Key dates
| Filing date | Mar 21, 2016 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Nov 16, 2036 |
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, a substrate engaging with the housing, a vibration unit received in the housing, an elastic member suspending the vibration unit, and a coil assembly interacting with the vibration unit. The vibration unit further includes a pair of slots for respectively receiving a fixing part of the elastic member, and each of the slot includes a volume recessed toward a direction far away from the fixing part. The two slots extend along two opposed directions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.