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.:
Date of Patent:
Feb. 18, 2003
Filed:
Jul. 21, 1999
Jong Rak Lim, Kyunggi-do, KR;
Won Hyoung Cho, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A disc cartridge that can simultaneously adjust a plurality of functional holes indicating whether or not the disc cartridge for receiving a double-sided disc has an opened or closed experience, and a disc driving apparatus for sensing the open and close state of the functional holes. In the disc cartridge, a body is provided with at least one of opened or closed experience confirming hole indicating whether or not the cartridge has an opened or closed experience. An opening and closing member allows a confirmation of an opened or closed state with respect to each face of the disc by an opening or closing of any one of the opened or closed experience confirming holes. Accordingly, the opened or closed state of the plurality of opened or closed experience confirming holes corresponding to the double-sided disc can be simultaneously adjusted, so that a user's convenience can be improved.