| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the adhesion of a liner sheet to the inner surface of a shutter for disk cartridge. SOLUTION: This shutter 1 is roughly U-shaped in section, by being provided with first and second shutter plate parts 2 and 3 disposed to face each other with a specified gap, and a third shutter pate part 4 disposed in one end of the first and second shutter plate parts 2 and 3. The shutter 1 is attached to the cartridge of a disk cartridge so as to slide, and a recording/reproducing opening provided in the cartridge is opened/closed by the first and second shutter plate parts 2 and 3. The first and second shutter plate parts 2 and 3 are connected by a connecting means 5 formed integrally therewith in the third shutter plate part 4.
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