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Disk cartridge

A playback device and cassette technology, applied in the direction of carrier storage devices, flat record carrier containers, etc., can solve the problems of inability to install

Inactive Publication Date: 2007-07-18
SONY CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

That is, the engaging recess makes it possible to stably operate the ejection unit during the operation of inserting the disc cartridge into the recording and / or reproducing apparatus, but as a result of trying to reduce the size of the disc cartridge, it may not be possible to operate the ejection unit in parallel to the insertion direction. Such a recess is provided in the plane of

Method used

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Embodiment Construction

[0061] Referring now to the accompanying drawings, the disc cartridge according to the present invention will be described in detail.

[0062] According to the disc cartridge 1 of the present invention, as shown in FIGS. The main box body unit 4 that half box body 4 constitutes. The optical disc 2 is rotatably set in the main case unit 4 .

[0063] A disc cartridge 1 according to the present invention accommodates therein an optical disc 2 on which program data or video data for executing, for example, a video game is recorded, and which has a very small size. The disc cartridge 1 of the present invention accommodates therein a compact disc 2 having a diameter on the order of, for example, 60 mm, and has a size that can be held by a user's hand.

[0064] Meanwhile, the optical disc 2 accommodated in the disc cartridge 1 of the present invention is a read-only disc having information signals such as program data prerecorded thereon.

[0065] The upper case half 3 and the low...

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Abstract

Disclosed is a disc cartridge including an optical disc (2) and a main cartridge body unit (5) rotatably housing the optical disc (2). A lateral surface of the main cartridge body unit as an inserting end of the main cartridge body unit into the recording and / or reproducing apparatus is a semicircular arcuate section (7) having the center of the optical disc accommodated in the main cartridge body unit as center. The direction of insertion of the main cartridge body unit into the recording and / or reproducing apparatus may be discriminated readily to achieve smooth loading.

Description

technical field [0001] The present invention relates to a disc cartridge in which a disc-shaped recording medium such as an optical disc is fixed and a reproducing apparatus for the disc cartridge. [0002] This application claims priority to Japanese Patent Application No. 2003-281395 filed on July 28, 2003, Japanese Patent Application No. 2003-281391 filed on July 28, 2003, and Japanese Patent Application No. 2004-140491 filed on May 10, 2004 right, the entire contents of which are hereby incorporated by reference. Background technique [0003] Hitherto, a disc cartridge in which a disc-shaped recording medium such as an optical disc is rotatably mounted therein, loaded on a disc recording and / or reproducing apparatus, and housed therein as the disc-shaped recording medium has been widely used. Such a disc cartridge including a disc-shaped recording medium accommodated inside a main cartridge body unit can load / unload the disc-shaped recording medium in a protected state ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G11B23/03
Inventor 栗田和仁松田干宪叶田冬希郎中村忠实
Owner SONY CORP
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