| 发明名称 | Printing apparatus with an openable cover structure | ||
| 摘要 | A printing apparatus includes a print head configured to discharge ink, a housing in which the print head is provided, the housing having an opening, a cover unit which is openable with respect to the opening, a detection unit configured to detect an opening of the cover unit, and a wall inside the housing arranged between the detection unit and the print head, wherein the wall is configured to establish a separation between a space where the detection unit is located and a space where the print head is located when the cover unit is in a closed state. | ||
| 申请公布号 | US8955967(B2) | 申请公布日期 | 2015.02.17 |
| 申请号 | US201313930333 | 申请日期 | 2013.06.28 |
| 申请人 | Canon Kabushiki Kaisha | 发明人 | Kawakami Kazuhisa;Tsubakimoto Yasuhito;Harada Toshiaki;Shimmachi Masaya;Tokuyama Kaneto |
| 分类号 | B41J29/13;B41J2/01;B41J29/02 | 主分类号 | B41J29/13 |
| 代理机构 | Canon USA Inc IP Division | 代理人 | Canon USA Inc IP Division |
| 主权项 | 1. A printing apparatus comprising: a print head configured to discharge ink; a housing in which the print head is provided, the housing having an opening; a cover unit which is openable with respect to the opening; and a detection unit configured to detect an opening of the cover unit, wherein a first wall is provided inside the housing, arranged between the detection unit and the print head, and a second wall and a trigger portion are provided to the cover unit, and wherein, when the cover unit is in a closed state, the detection unit is triggered by the trigger portion, and the first wall and the second wall establish a double separation between a space where the detection unit is located and a space where the print head is located when the cover unit is in a closed state, whereas, when the cover unit is in an opened state, the trigger portion escapes from the detection unit and the second wall escapes from the first wall to release the double separation. | ||
| 地址 | Tokyo JP | ||