Patent ID: 6785900
Filing Date: 2004-08-31
Classification: G11B

Abstract:
A disc cartridge comprising:a casing for receiving a disc therein; a disc holder insertable into the casing, the disc holder having arms, each provided with a disc-receiving element, capable of grasping the disc and releasing the disc when the disc holder is completely inserted into the casing, the disc-receiving element including a pair of flanges formed in parallel with the disc and a groove formed between the flanges for receiving an outer circumferential edge of the disc; and a supporting member provided inside the casing for supporting a non-recording region of the disc when the disc holder is inserted into the casing and the disc is released therefrom, a height of the supporting member being determined according to a deflection of the disc, a deformation of the disc holder arms and a predetermined clearance gap between the disc and the flanges such that when the disc is supported thereon the outer circumferential edge of the disc remains aligned with the disc-receiving elements of the disc holder arms.