发明授权
- 专利标题： Cartridge having a write protector integrally formed with the casing
- 专利标题（中）： 墨盒具有与外壳一体形成的写保护器
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申请号： US967733申请日： 1992-10-28
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公开(公告)号： US5325256A公开(公告)日： 1994-06-28
- 发明人: Yukio Miyazaki , Haruo Shiba , Masaru Ikebe
- 申请人： Yukio Miyazaki , Haruo Shiba , Masaru Ikebe
- 申请人地址： JPX Tokyo
- 专利权人： TDK Corporation
- 当前专利权人： TDK Corporation
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX3-97671[U] 19911101; JPX4-43081[U] 19920601
- 主分类号： G11B23/03
- IPC分类号： G11B23/03 ; G11B23/033 ; G11B23/28 ; G11B15/04 ; G11B23/02
摘要：
A disk cartridge wherein a record medium is accommodated in a casing composed of an upper casing and a lower casing, and slidably attached with a write protector for opening and closing a detection opening for preventing an erroneous erasure of signals in the record medium characterized in that the write protector is integrally formed in a first one of the upper casing and the lower casing connected to the first one through a connecting portion; and guide walls for stoppers provided at upper portions of the write protector and a closed portion of the detection opening for sliding the write protector, are attached to a second one of the upper casing and the lower casing.