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.

Date of Patent:
Jan. 01, 2008

Filed:

Mar. 30, 2004
Applicants:

Sang-tae Kim, Suwon-si, KR;

Jae-soo Lee, Seoul, KR;

Inventors:

Sang-Tae Kim, Suwon-si, KR;

Jae-Soo Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 33/02 (2006.01); G11B 17/04 (2006.01); G11B 17/03 (2006.01);
U.S. Cl.
CPC ...
Abstract

A disc drive such as an optical disc drive for securely holding discs of various sizes and shapes even in the vertical position. The disc drive includes a tray for holding a disc with a spindle motor installed thereon for rotating a turntable of the spindle motor. The disc is secured to the turntable for being rotated by the spindle motor. A fixing unit disposed by the turntable securely holds the disc to the turntable at locations of a perimeter of a clamping hole of the disc.


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