Disk drive and drive unit driving mechanism with disk selector for spacing disk holding members

A disk drive comprising:

• a disk holder that includes a plurality of disk holding members that individually hold a plurality of disks;
• a drive unit for playing back a desired disk;
• a disk selector that forms a space above and below the desired disk by causing the disk holding members to rise and fall;
• and
• drive movement unit that allows the drive unit to move into a space that is formed by the rise and fall of the disk holding members,
• wherein the disk selector is provided so as to be capable of performing a sliding movement in a horizontal direction;
• the disk selector comprises a flat cam in which a protrusion provided on each of the disk holding members is capable of performing a sliding movement;
• the tip of the cam is wedge-shaped so that the disk holding members above and below the desired disk rise and fall in accordance with the sliding movement of the disk selector;
• and
• disk grasping unit, which grasps the desired disk when the disk holding members are raised and lowered by the disk selector, is provided for movement in a direction parallel to the disk surface.