The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7100178 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 29, 2006

Filed:

Sep. 26, 2003
Applicants:

Wen-jen Ho, Hsinchu, TW;

Chen-yuan Huang, Hsinchu, TW;

Inventors:

Wen-Jen Ho, Hsinchu, TW;

Chen-Yuan Huang, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 17/51 (2006.01); G11B 17/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A loading and unloading module for optical disk drives includes a track plate, a moving plate, a guiding plate, a guiding arm and three rollers for three-point anchoring to achieve the functions of retrieving a disc, conveying the disc and ejecting the disc to substitute for conventional tray loading type or leaf-actuation loading type designs. The optical module is prevented from being scraped or damaged, and space utilization is improved. It also is adaptable for handling different sizes of discs.


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Ho, Wen-Jen. (2006). Loading and unloading module with track plate, moving plate and guiding plate for optical disk drives (U.S. Patent No. 7100178). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7100178

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