A disc recording and/or reproduction apparatus wherein a shutter provided on a cartridge having a case containing an optical disc is automatically opened/closed and the opening/closing mechanism does not affect the cartridge after loading is complete. When a DVR cartridge (51) is pulled by a tray (13) into a recording/reproduction position, a shutter opening/closing mechanism (65) arranged for the cartridge (51) at the apparatus side is relatively moved, thereby opening/closing a shutter plate (100) of the cartridge (51). After the shutter plate (100) is opened completely, the shutter opening/closing mechanism (65) is retracted by a cam (85) to be separated from the cartridge (51).
申请公布号
WO03030164(A1)
申请公布日期
2003.04.10
申请号
WO2002JP09899
申请日期
2002.09.25
申请人
SONY CORPORATION;TSUTSUMI, HIDEAKI;MITSUMOTO, YOICHIRO;NEGORO, HISASHI