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 7340750 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 04, 2008

Filed:

Dec. 22, 2004
Applicants:

Chang-chih Tsai, Sanchong, TW;

Hui-chun Wang, Chung Ho, TW;

Inventors:

Chang-Chih Tsai, Sanchong, TW;

Hui-Chun Wang, Chung Ho, TW;

Assignee:

Ultima Electronics Corp., Taipei Hsien, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical disc device includes a budging mechanism, a transmission assembly, a disc holding down plate, and a lock gate structure. The budging mechanism is moved by mechanically interfering with the optical disc entering the working area of the optical disc device to drive the transmission assembly mounted on one side of the optical device so as to further operate the disc holding down plate and the lock gate structure. In such mechanical connections, the working timing of all the device and mechanisms can be controlled so as to drive the lock gate to open or close the loading slot in the right time.


Find Patent Forward Citations

Tsai, Chang-Chih. (2008). Transmission assembly with a lock gate structure for an optical disc device for preventing pieces of an optical disc from escaping the optical disc device (U.S. Patent No. 7340750). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7340750

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