| 摘要 |
The disk retainer (10) includes a base unit (11) defining a generally circular disk recess (20). A center platform (24) and center post (26) are supported within the disk recess (20) to center an apertured media disk (40). An edge clasp (30) supported at the outer edge of the disk recess (20) secured the media disk (40) on the center post (26).
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