发明授权
US08365211B2 Disk cartridge including an inner rotor and a shutter 失效
磁盘盒包括内转子和快门

  • 专利标题: Disk cartridge including an inner rotor and a shutter
  • 专利标题(中): 磁盘盒包括内转子和快门
  • 申请号: US12596956
    申请日: 2009-01-29
  • 公开(公告)号: US08365211B2
    公开(公告)日: 2013-01-29
  • 发明人: Daiki KobayashiIsao WatanabeYasuyuki Abe
  • 申请人: Daiki KobayashiIsao WatanabeYasuyuki Abe
  • 申请人地址: JP Tokyo
  • 专利权人: Sony Corporation
  • 当前专利权人: Sony Corporation
  • 当前专利权人地址: JP Tokyo
  • 代理机构: K&L Gates LLP
  • 优先权: JP2008-040782 20080222; JP2008-040793 20080222; JP2008-044063 20080226
  • 国际申请: PCT/JP2009/051412 WO 20090129
  • 国际公布: WO2009/104462 WO 20090827
  • 主分类号: G11B23/03
  • IPC分类号: G11B23/03
Disk cartridge including an inner rotor and a shutter
摘要:
A disk cartridge that has high durability with respect to a drop impact is provided. The disk cartridge includes: a disk-like recording medium; a cartridge case that rotatably accommodates the disk-like recording medium and is formed with a first opening that exposes a part of the disk-like recording medium; an inner rotor that is rotatably supported inside the cartridge case and includes a main surface portion formed with a second opening corresponding to the first opening; shutter members that are movable between a closing position at which the first opening is closed and an opening position at which the first opening is opened in accordance with a rotation of the inner rotor; and a buffer mechanism that is formed on the main surface portion of the inner rotor and includes rotary shafts that rotatably support the shutter members and elastic support portions that respectively support the rotary shafts and can be elastically deformed with respect to the main surface portion.
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