Patent ID: 8042129

Claim:
A disk recording and/or reproducing device comprising: a disk tray having, in a main surface thereof, a concave disk housing portion in which and from which a disk-like recording medium to be put in and taken out; a tray housing case to support the disk tray so as to be movable in a direction in which the disk tray is inserted and ejected; and a disk cover which is mounted to the tray housing case and which covers over the disk housing portion of the disk tray when the disk tray is housed in the tray housing case, wherein the disk cover includes an annular contact portion provided at an outer periphery thereof, extending outwardly and continuous in a circumferential direction thereof, wherein a dimension of a width of the annular contact portion in a direction orthogonal to the circumferential direction thereof is larger than a dimension of a thickness of the disk cover, and the disk cover is configured such that the annular contact portion is brought into contact with an entire periphery of the disk housing portion of the disk tray.