| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink cartridge which enables reduction of the number of components.SOLUTION: An ink cartridge includes: a plate-like lid body 20 which covers an opening of a bottle 10; and a tank 30 which is stored in the bottle 10 and filled with an ink. The tank 30 includes: a frame 31 which is disposed so that two openings face the lateral sides; a first film 32A which covers a first end surface 31a of the frame 31; and a second film 32B which covers a second end surface 31b of the frame 31. The lid body 20 is integrally formed with a side wall 31c of the frame 31 and protrudes to the outer side relative to two opening surfaces of the frame 31. The first film 32A is bonded to a first region 40R of a lower surface of the lid body 20 and the first end surface 31a of the frame 31. The second film 32B is bonded to a second region 40S of the lower surface of the lid body 20 and the second end surface 31b of the frame 31. |
