US 6,665,261 B2Granted

Disk cartridge

AssigneeHitachi, Ltd.

InventorsTomomi Okamoto, Kyuichiro Nagai, Hirofumi Taguchi, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka

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Abstract

A disk cartridge incorporating a disk-shaped recording medium and having an opening portion for enabling a recording and/or reproducing operation by a recording and/or reproducing device includes a disk cartridge main body and a disk holder which is detachably mountable to the disk cartridge main body. The disk holder is mountable to the disk cartridge main body along with the disk-shaped recording medium, the disk holder is constituted by a structure which is detachable to outside of the disk cartridge main body along with the disk-shaped recording medium, and the disk holder includes a pair of resilient and deformable disk holding members for holding an outer periphery of the disk-shaped recording medium.

Claims10

Dependent claims

A disk cartridge incorporating a disk-shaped recording medium and having an opening portion for enabling a recording and/or reproducing operation by a recording and/or reproducing device, comprising:

a disk cartridge main body;
a disk holder which is detachably mountable to said disk cartridge main body;
wherein said opening portion of the disk cartridge is provided in said disk cartridge main body;
wherein said opening portion is closed by a shutter arranged at said disk cartridge main body such that said disk-shaped recording medium is shielded from outside by said shutter when the disk cartridge is outside of the recording and/or reproducing device;
wherein when the disk cartridge is inside of the recording and/or reproducing device, said shutter is moved and said opening portion is opened such that the recording and/or reproducing device can carry out reproducing or recording operation from or to said disk-shaped recording medium;
wherein said disk holder is mountable to said disk cartridge main body along with said disk-shaped recording medium;
wherein said disk holder is constituted by a structure which is detachable to outside of said disk cartridge main body along with said disk-shaped recording medium;
and
wherein said disk holder includes a pair of resilient and deformable disk holding members for holding an outer periphery of said disk-shaped recording medium.

6 more elements

A disk cartridge incorporating a disk-shaped recording medium and having an opening portion for carrying out recording and/or reproducing operation by a recording and/or reproducing device, comprising:

a disk cartridge main body;
a disk holder which is detachably mountable to said disk cartridge main body;
wherein said opening of the disk cartridge is provided in said disk cartridge main body;
wherein said opening portion is closed by a shutter arranged at said disk cartridge main body such that said disk-shaped recording medium is shielded from outside by said shutter when the disk cartridge is outside of the recording and/or reproducing device;
wherein when the disk cartridge is inside of the recording and/or reproducing device, said shutter is moved and said opening portion is opened such that the recording and/or reproducing device can carry out reproducing or recording operation from or to said disk-shaped recording medium;
wherein said disk holder includes a disk holding member holding said disk-shaped recording medium so that when said disk holder is mounted to said disk cartridge main body, said disk holding member releases holding of said disk-shaped recording medium, and when said disk holder is detached from said disk cartridge main body, said disk holding member holds said disk-shaped recording medium and said disk holder is detachable from said disk cartridge main body along with said disk-shaped recording medium;
and
wherein said disk holder includes a pair of resilient and deformable disk holding members for holding an outer periphery of said disk-shaped recording medium.

5 more elements

Dependencies are inferred from the claim text.