Invention Grant
- Patent Title: Lens driving apparatus
- Patent Title (中): 镜头驱动装置
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Application No.: US12415230Application Date: 2009-03-31
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Publication No.: US07990633B2Publication Date: 2011-08-02
- Inventor: Daisuke Higuchi , Yuichi Takei , Takeshi Sue
- Applicant: Daisuke Higuchi , Yuichi Takei , Takeshi Sue
- Applicant Address: JP
- Assignee: Nidec Sankyo Corporation
- Current Assignee: Nidec Sankyo Corporation
- Current Assignee Address: JP
- Agency: Cantor Colburn LLP
- Priority: JP2008-090429 20080331; JP2009-026706 20090206
- Main IPC: G02B7/02
- IPC: G02B7/02

Abstract:
In the lens driving apparatus having a sleeve, a support body (such as a yoke) that supports the sleeve via a spring member), coils attached to the sleeve, and magnets attached to the support body, the support body is provided with a yoke and a cover portion, the yoke being formed with a light-entrance window for collecting light reflected from a subject and the cover portion being attached to the inside of the light-entrance window; the cover portion, the spring member, and the magnets are arranged so that they are layered in this order from the light-entrance window, and the cover portion is formed of a non-magnetic material.
Public/Granted literature
- US20090251808A1 LENS DRIVING APPARATUS Public/Granted day:2009-10-08
Information query
IPC分类:
G | 物理 |
G02 | 光学 |
G02B | 光学元件、系统或仪器 |
G02B7/00 | 光学元件的安装、调整装置或不漏光连接 |
G02B7/02 | .用于透镜 |