| 摘要 |
PROBLEM TO BE SOLVED: To provide a cover case having a structure in which a fixing means of a discoidal recording medium is integrally formed with the body and which can be used as a display case as it is. SOLUTION: When a door is closed in a condition that a fixing hole of the discoidal recording medium is loosely fitted to a fixing cylinder, one end of an engaging piece formed on the door is engaged with a hole of the fixing cylinder and the other end is engaged with the fixing hole of the recording medium respectively to determine the radial position of the recording medium direction. In the same time with this, a retaining piece projected in the door is formed so that it presses the peripheral edge of the fixing hole of the recording medium and fix the recording medium. When the bottom of the rental case comes into contact with at least one of the retaining piece or the support part and the upper part of the case is exposed from the upper face opening, when the rental case in which the recording medium is contained is inserted from the upper face opening into the body in a state that the door is closed.
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