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:
Dec. 15, 2009
Filed:
Oct. 28, 2005
Applicants:
Eiji Hoshinaka, Tokorozawa, JP;
Youichi Konno, Tokorozawa, JP;
Hitoshi Ueno, Tokorozawa, JP;
Inventors:
Assignee:
Pioneer Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are a disc guide mechanismthat is disposed on one end side of a slotA in a drive unit bodyand guides an optical disc; and a disc diameter detecting mechanismthat is disposed on the other side of the slotA in the drive unit bodyand retracts the disc guide mechanismwhen the optical discinserted in the slotA is large and advances the optical discwhen the optical discis small. The disc guide mechanismand the disc diameter detecting mechanismwhich are respectively disposed on sides of the slotA can center the optical discin accordance with a diameter of the optical disc