Apparatus and method for driving objective lens
US6404728B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 2, 1999 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Aug 2, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4998
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for manufacturing an objective lens driving apparatus comprising a lens holder which holds an objective lens and is driven in a focusing direction and a tracking direction with reference to the optical disk, at least two wires having first ends secured to the lens holder and controlling posture of the lens holder, and a wire holder to which second ends of the wires are fixed, the method comprising the steps of preparing a first integrally molded member including the lens holder and the wire holder which are connected together by a holder connecting frame to be removed after assembly, preparing a second integrally molded member including the wires which are suspended from a wire holding frame to be removed after assembly, positioning the second integrally molded member relative to the first integrally molded member such that the first ends of the wires are connected to the lens holder and the second ends of the wires are connected to the wire holder, and removing the wire holding frame and the holder connecting frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.