Patent ID: 6529471
Filing Date: 2003-03-04
Classification: G11B

Abstract:
A disc cartridge comprising:a cartridge body having an upper casing and a lower casing attached together at a front edge, a rear edge, and side edges thereof, the front edge having a receiving port formed thereof, and the upper and/or lower casing having a rib-shaped guide member formed at an inner surface thereof to define a rear periphery of a disc-receiving space; and a disc holder having a holding portion and a pair of tension arms extending from the holding portion for grasping a disc therebetween, each tension arm having an outer branch and an inner branch, the outer branches extending perpendicularly from the holding portion, and each outer branch having a shoulder at an end thereof for contacting and engaging the rib-shaped guide member in the cartridge body to be guided therealong to allow the tension arms to release or grasp the disc when the disc holder is inserted into or removed from the cartridge body, the inner branches being arcuate for grasping or releasing peripheral edges of the disc therebetween, the inner branches encircling the edges of the disc for defining a front and side periphery of the disc-receiving space when the inner branches release the disc into the disc-receiving space upon complete insertion of the disc holder into the cartridge body.