Patent ID: 8549549

Claim:
An optical disk device, comprising a top case and a bottom case which constitute a housing having a substantially box shape, wherein: the top case comprises, on one side thereof, two hooks which engages with the bottom case; the bottom case comprises two engaging portions which are respectively provided with two cutouts which respectively engage with the two hooks; the house comprises: a body portion which has a substantially box shape; and a wing portion which has a smaller thickness than thickness of the body portion and extends from the body portion; the two engaging portions are provided in a front side and a rear side of the wing portion, respectively; a shielding portion for preventing an air flow passing through the cutout is provided in an inside of the housing, with the air flow being generated by rotating an optical disk; the shielding portion and the engaging portion are provided as the same member; and the shielding portion is provide in the engaging portion situating on the rear side of the wing portion.