Voice coil motor, coil block for voice coil motor, method of manufacturing the coil block, and voice coil motor having the coil block
US9197121B2 · kind B2 · utility
5Cited by
5References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2013 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Dec 19, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/57
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A VCM (voice coil motor) is disclosed, the VCM comprising: a bobbin formed with a support unit protruded from a periphery of a body at a bottom portion of the body, and a recess unit partially removed at the support unit; and a coil block supported by the support unit and including a plurality of coil layers wound at a periphery of the bobbin, wherein first and second distal ends of the coil block pass through the recess unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.