Patent ID: 8356313

Claim:
A disc drive apparatus comprising: an apparatus body to which a disc is inserted and from which the disc is ejected; a disc recording and reproducing unit having: a disc loading unit configured to load the disc inserted into the apparatus body; a disc rotation drive mechanism configured to rotate the disc when loaded onto the disc loading unit; an optical pickup configured to record and/or reproduce a data signal with respect to the disc; and a pickup feeding mechanism configured to convey the optical pickup in a radial direction of the disc; a disc conveying mechanism configured to insert the disc into the apparatus body and eject the disc from the apparatus body; and a conveyance drive mechanism provided in the apparatus body and configured to drive the disc conveying mechanism, wherein the apparatus body includes a bottom surface portion, the bottom surface portion including a shoulder extending across an insertion end of the apparatus body, the shoulder having: a length, the length extending along a first direction substantially parallel to the insertion direction of the disc; a width, the width extending along a second direction perpendicular to the first direction, the width being greater than the length; and a bottom level, the bottom level extending along the first direction and being higher than the bottom surface portion of the apparatus body away from the shoulder.