发明授权
- 专利标题： Ink container with ring-shaped ink absorbing member
- 专利标题（中）： 具有环形吸墨件的墨盒
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申请号： US279079申请日： 1994-07-22
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公开(公告)号： US5557310A公开(公告)日： 1996-09-17
- 发明人: Mitsuru Kurata , Tokihide Ebata , Noribumi Koitabashi , Hiromitsu Hirabayashi , Hitoshi Sugimoto , Haruo Uchida
- 申请人： Mitsuru Kurata , Tokihide Ebata , Noribumi Koitabashi , Hiromitsu Hirabayashi , Hitoshi Sugimoto , Haruo Uchida
- 申请人地址： JPX Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX274640 19891020; JPX274473 19891022; JPX274474 19891022; JPX274839 19891024
- 主分类号： B41J2/175
- IPC分类号： B41J2/175 ; B41J2/19
摘要：
An ink jet head cartridge includes a recording head for ejecting ink; an ink container for containing the ink to be supplied to the recording head; an ink supply port for supplying the ink from the container to the head; a porous ink absorbing material disposed in the container and having a ring shape with a central opening; and an engaging portion engaging with the central opening wherein the absorbing material has a higher density proximate to the supply port than proximate to the engaging portion.
公开/授权文献
- US4937605A Holder for disposable photographic film packages 公开/授权日：1990-06-26
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