Optical pickup device and optical disc drive apparatus

Details Optical pickup device and optical disc drive apparatus Optical pickup device and optical disc drive apparatus

2011-01-18

2011-01-18

Castro, Angel A. (Department: 2627)

Dynamic optical information storage or retrieval

Dynamic mechanism optical subsystem

Protecting optical transducer

C369S044140

Reexamination Certificate

active

07873970

ABSTRACT:
The present invention provides an optical pickup device employing a disc protector that includes a plurality of first protrusions and at least one second protrusion disposed on the lens holder, wherein the first protrusions are formed by applying a first adhesive to a plurality of areas of a top surface of the lens holder, wherein the first protrusions are arranged at different locations in the tracking direction such that the objective lens is sandwiched between the first protrusions, wherein the at least one second protrusion protrudes is formed by applying a second adhesive to at least one area of the top surface of the lens holder, and wherein tips of the first protrusions are closer to the optical disc than a tip of the at least one second protrusion.

REFERENCES:
patent: 7228553 (2007-06-01), Lee et al.
patent: 7602678 (2009-10-01), Takeo et al.
patent: 7631321 (2009-12-01), Hayashi et al.
patent: 2006/0114769 (2006-06-01), Mashiyama et al.
patent: 2007/0014205 (2007-01-01), Inui
patent: 2008/0031103 (2008-02-01), Horinouchi et al.
patent: 2006-018978 (2006-01-01), None
patent: 2006-024339 (2006-01-01), None
patent: 2006-099814 (2006-04-01), None

Affiliated with

Also associated with

Rating

Optical pickup device and optical disc drive apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optical pickup device and optical disc drive apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical pickup device and optical disc drive apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2665099