| 摘要 |
An ink supply device includes a cartridge mounting portion for an ink cartridge. The ink cartridge includes: an ink chamber including a hole; and a cover configured to cover the hole. The cartridge mounting portion includes a cylinder extending in a horizontal direction and is configured to mount thereon the ink cartridge while opening the cover by the cylinder. The cylinder includes a tip surface including: a first contact surface provided in at least an entire first region of the tip surface and configured to contact the cover, the first region being located above an upper end of an inner surface of the cylinder and; a second contact surface provided in a second region of the tip surface other than the first region and configured to contact the cover, and a passage provided in the second region of the tip surface to extend in a radial direction of the cylinder to allow an inner space of the cylinder to communicate with an outside. |
