Lens drive device
US12313899B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 31, 2021 |
| Grant date | May 27, 2025 |
| Priority date | — |
| Expiry date | Dec 22, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/57
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention provides a lens drive device including a base, a housing, a lens barrel for mounting a lens group, a spring support assembly, a support frame; an upper elastic plate, a first driving assembly, second driving assembly, wherein, the spring support assembly is integrally injection molded from colloidal elastic materials, and the lens barrel is set in the spring support assembly. The lens drive device further includes a first fixed arm a supporting part spaced from the first fixed arm and sleeved at the end of the barrel near the base, a first elastic arm, a second fixed arm, and multiple connecting columns spaced from the barrel and arranged around the barrel. Compared with related technologies, the lens drive device of the present invention has simple assembly and low production cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.