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:
Aug. 10, 1999
Filed:
Jul. 12, 1995
Eiichi Hanakawa, Kyoto, JP;
Akira Kurozuka, Yao, JP;
Hiroyuki Takeuchi, Hirakata, JP;
Hironori Okazawa, Neyagawa, JP;
Yoshikazu Goto, Hirakata, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
A disk cartridge which includes an inner case for holding an optical disk, and an outer case for accommodating the inner case which has an opening for allowing the inner case to come in and out. The disk cartridge also includes lock means for locking the inner case in the outer case, provided in a vicinity of the opening; and coupling means for coupling the disk cartridge with another disk cartridge. A disk cartridge using the disk cartridge includes a mechanism for pulling out the inner case from the outer case by more than a half of the inner case but not by entirety thereof. The disk drive further includes a mechanism for holding the inner case at a position of being pulled out and rotating the optical disk. A disk changer apparatus includes a disk stacker for containing a plurality of the disk cartridges; the disk drive; and a mechanism for moving the disk drive device to a selected cartridge among the plurality of the disk cartridges.