Recording medium delivery mechanism and recording medium changer

A recording medium changer, comprising:

• a plurality of slots in which a recording medium is housed;
• a drive configured to perform an operation using the recording medium;
• and
• a recording medium delivery mechanism configured to deliver the recording medium between the plurality of slots and the drive, the recording medium delivery mechanism including
• a slider that is supported on a chassis to be movable in housing and discharging directions of a recording medium,
• a holding lever that is rotatably supported by the slider and configured to hold the recording medium,
• a biasing portion configured to bias the holding lever toward the recording medium,
• a lever-opening operation portion that is provided to the holding lever, is engaged with a lever engagement portion provided to the chassis by a movement of the slider in the discharging direction of the recording medium, and configured to rotate the holding lever in a direction away from the recording medium, and
• a housing and discharging drive unit configured to move the chassis and the slider in the housing and discharging directions of the recording medium.