17F, Daekyung Building, 120, Taepyeong-ro 2-ga, Jung-gu, Seoul

摘要

The present invention relates to a compact disc, wherein the inner circumferential surface of the clamper hole (1) formed in the center of the locking ring jaw (3) is formed, the locking ring jaw (3) of the rubber material having a channel-shaped cross section (5) By increasing the frictional force with the drive shaft of the disc player, it is possible to prevent slippage of the compact disc 10 from the drive shaft of the disc player during playback.