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专利名称：Disk cartidge, disk recording medium device
and disk recording and/or reproducingapparatus technical field
发明人：Manabu Obata,Naoki Inoue申请号：US11377608申请日：20060317
公开号：US20060184959A1公开日：20060817
专利附图：
摘要：The present invention relates to a disk cartridge in which a disk-like recordingmedium such as an optical disk, a magneto-optical disk and a magnetic disk is
accommodated within a disk compartment of a cartridge housing, a disk recordingmedium device in which the disk-like recording medium is accommodated in advancewithin the disk compartment so as to become freely rotatable and a disk recordingand/or reproducing apparatus for recording and/or reproducing information by usingthis disk recording medium device. According to a disk cartridge of the present invention,there is provided a disk cartridge composed of a cartridge housing including an uppershell, a rotary member and a lower shell, a shutter member movable between theopening position and the closing position to open and close an opening portion of thecartridge housing and a shutter fixing means for holding the shutter member in theclosed state at the closing position and in which the shutter member is held in theopened state at the opening position by the shutter fixing means. According to thepresent invention, there is no risk that vibrations generated from an external apparatuswill be transmitted to the disk cartridge and the like through an open and holdmechanism. Thus, malfunctions caused by vibrations can be prevented or suppressedwhen information is written in and read out from the disk-like recording medium.
申请人：Manabu Obata,Naoki Inoue
地址：Kanagawa JP,Kanagawa JP
国籍：JP,JP
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