Patent ID: 6477138
Filing Date: 2002-11-05
Classification: G11B

Abstract:
A disc cartridge with gearing shutters including a body in which an opening is formed and an optical disc is received, comprising:first and second shutter members, formed on an exterior of the body, for opening and closing the opening; and a connecting mechanism for linking the first and second shutter members and driving one of the first and second shutter members, as the other shutter member is driven, wherein when one of the first and second shutter members is driven, the connecting mechanism moves the other shutter member in a direction contrary to the driven shutter member, and wherein the connecting mechanism comprises: a pinion installed rotatably within the body; a first linear rack toothed into the pinion and coupled with the first shutter member; and a second linear rack toothed into the pinion in such a manner to be symmetrical to the first linear rack and having one side coupled with the second shutter member.