公开(公告)号：EP3513937A1

公开(公告)日：2019-07-24

申请号：EP18213837.0

申请日：2018-12-19

申请人： CANON KABUSHIKI KAISHA

发明人： NAGAOKA, Kyosuke ,  OHASHI, Tetsuya ,  INOUE, Ryoji ,  FUKUSHIMA, Takashi ,  MURAKAMI, Hironori ,  MIYASHITA, Takeho ,  KOTAKI, Yasuo ,  TAKADA, Hitoshi ,  KANNO, Kenichi

IPC分类号： B29B11/14 ,  B29L31/00 ,  B29B11/08 ,  B29C49/22 ,  B29C49/02 ,  B29L9/00 ,  B32B7/04 ,  B41J2/175 ,  B65D83/00 ,  B67D1/04 ,  B67D1/08 ,  B29C49/00 ,  B29B11/12 ,  B29K105/00 ,  B29K267/00 ,  B29K23/00

摘要： A blow bottle (12) includes an outer layer (13) and an inner layer (14), wherein the inner layer has blackness higher than that of the outer layer, and wherein the outer layer has an L* value of 20 or more and 90 or less in an International Commission on Illumination (CIE) L*a*b* color system.

公开(公告)号：EP3513975A1

公开(公告)日：2019-07-24

申请号：EP18211847.1

申请日：2018-12-12

申请人： CANON KABUSHIKI KAISHA

发明人： MIYASHITA, Takeho ,  KOTAKI, Yasuo ,  OHASHI, Tetsuya ,  INOUE, Ryoji ,  FUKUSHIMA, Takashi ,  MURAKAMI, Hironori ,  NAGAOKA, Kyosuke ,  KANNO, Kenichi

IPC分类号： B41J2/175

摘要： An ink cartridge storing ink inside the ink cartridge including an ink flow path extending from the inside where the ink is stored to outside of the ink cartridge, wherein the ink flow path includes a first opening that opens toward the outside, a second opening that opens to an opposite side of the first opening, a first valve configured to seal the first opening, a second valve configured to seal the second opening, and a biasing member connected to the first and second valves and configured to bias the first and second valves.

公开(公告)号：EP3984756A1

公开(公告)日：2022-04-20

申请号：EP21201846.9

申请日：2018-12-12

申请人： CANON KABUSHIKI KAISHA

发明人： MIYASHITA, Takeho ,  KOTAKI, Yasuo ,  OHASHI, Tetsuya ,  INOUE, Ryoji ,  FUKUSHIMA, Takashi ,  MURAKAMI, Hironori ,  NAGAOKA, Kyosuke ,  KANNO, Kenichi

IPC分类号： B41J2/175

摘要： An ink cartridge (20) storing ink inside the ink cartridge including an ink flow path extending from the inside where the ink is stored to outside of the ink cartridge, wherein the ink flow path includes a first opening (24) that opens toward the outside, a second opening (79a) that opens to an opposite side of the first opening, a first valve (74) configured to seal the first opening, a second valve configured to seal the second opening, and a biasing member (75) connected to the first and second valves and configured to bias the first and second valves.

公开(公告)号：EP3513936A1

公开(公告)日：2019-07-24

申请号：EP18211509.7

申请日：2018-12-11

申请人： CANON KABUSHIKI KAISHA

发明人： FUKUSHIMA, Takashi ,  OHASHI, Tetsuya ,  INOUE, Ryoji ,  MURAKAMI, Hironori ,  MIYASHITA, Takeho ,  NAGAOKA, Kyosuke ,  KOTAKI, Yasuo ,  KANNO, Kenichi

IPC分类号： B29B11/14 ,  B29L9/00 ,  B29C49/22 ,  B29C49/02 ,  B29L31/00 ,  B32B7/06 ,  B65D83/00 ,  B67D1/04 ,  B41J2/175 ,  B67D1/08 ,  B32B7/04 ,  B29B11/08

摘要： A blown bottle (13) includes at least two layers including an inner layer (16) and an outer layer (17), wherein the inner layer includes an inner layer flange (20), the outer layer (20) includes an outer layer flange, and wherein a protrusion is formed on either one of the inner layer flange or the outer layer flange, a recess is formed in the other, and the protrusion is fitted to the recess.