| 摘要 |
A loading mechanism for moving a tray between the outside and the inside of a recording and reproduction apparatus is disclosed. The loading mechanism includes a groove part and a projecting part for guiding the tray. The groove part is provided to one of the tray and a holding member holding the tray. The projecting part is provided to the other one of the tray and the holding member so as to fit with the groove part with play being provided therebetween. The amount of the fitting of the groove part with the projecting part differs between first and second positions, the first position being more distant from the center part of a portion of the tray on which portion an information recording medium is placed than the second position.
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