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    • 4. 发明授权
    • Magnetic disk cartridge with improved center plate for disk mounting
    • 具有改进的中心板的磁盘盒用于盘安装
    • US4812937A
    • 1989-03-14
    • US212025
    • 1988-06-23
    • Tsuneo NemotoMika Kaneko
    • Tsuneo NemotoMika Kaneko
    • G11B23/00G11B23/033G11B23/03
    • G11B23/0035G11B23/0332
    • In a disk cartridge in which a sheet-like recording medium is fixed to the periphery of a circular center plate which has an approximately square center hole and an almost rectangular eccentric driving hole, and a cartridge rotatably accommodating the sheet-like recording medium and including an upper half and a lower half having a turntable insertion hole in which the circular center plate is loosely fitted; the sheet-like recording medium is positioned in the cartridge by restricting the movement of the circular center plate at the central portion thereof, so that the diameter of the circular center plate can be substantially decreased and aberration of tracking or the like during recording or reproducing is avoided as much as possible.
    • 在其中片状记录介质被固定到具有大致正方形的中心孔和近似矩形偏心驱动孔的圆形中心板的周边的盘盒中,以及可旋转地容纳片状记录介质的盒, 上半部和下半部具有旋转插入孔,圆形中心板松动地配合在其中; 片状记录介质通过限制圆形中心板在其中心部分的运动而定位在盒中,使得在记录或再现期间圆形中心板的直径可以显着减小和跟踪等的像差 尽可能避免。
    • 6. 发明授权
    • Storage case for disc-shaped recording media contained within
substantially flat rectangular housings
    • 盘形记录介质的存放盒包含在基本平坦的矩形外壳内
    • US5293995A
    • 1994-03-15
    • US995975
    • 1992-12-23
    • Yuji IwakiShuichi KikuchiMika KanekoToshiro Kobayashi
    • Yuji IwakiShuichi KikuchiMika KanekoToshiro Kobayashi
    • B65D85/00B65D85/57G11B33/04
    • G11B33/0438
    • A storage case for disc-shaped recording media contained within respective substantially flat rectangular housings is constituted by a one-piece molded plastic member including a central spine having opposed side edges joined by flexible hinges with respective rectangular covers which are swingable between closed positions, in which the covers extend substantially parallel to each other from the spine with their inner surfaces in confronting relation, and opened positions in which the covers are spread angularly apart, elements on the covers for holding respective disc-shaped recording media in their rectangular housings against the inner surfaces of the respective covers, and a holder on the spine extending from the latter between the covers in the closed positions of the latter for embracing and holding at least one additional disc-shaped recording medium at an edge portion of its respective rectangular housing so as to accommodate such at least one additional disc-shaped recording medium in its respective housing between the disc-shaped recording media in their respective housings held against the inner surfaces of the covers.
    • 包含在相应的基本上平坦的矩形壳体内的盘形记录介质的储存盒由一体式模制塑料构件构成,该塑料构件包括具有相对的侧边缘的相对侧边缘的连接的柔性铰链以及可在关闭位置之间摆动的相应矩形盖 所述盖子从脊柱彼此基本平行地延伸,其内表面处于相对的关系,以及打开的位置,其中盖子成角度地分开,盖子上的元件用于将相应的盘形记录介质保持在其矩形壳体中, 相应盖的内表面以及脊柱上的保持器,在后者处于封闭位置的盖之间延伸,用于在其各自的矩形壳体的边缘部分包围和保持至少一个附加的盘形记录介质, 以适应这种至少一个附加的盘形记录m 在它们各自的壳体中的圆盘形记录介质在它们各自的壳体内保持抵靠盖的内表面。