| 摘要 |
According to one embodiment, an ink circulation device includes a first tank which stores ink to be supplied to an ink jet head, a second tank which stores the ink returned from the ink jet head, and a circulation pump which circulates the ink stored in the second tank to the first tank. In addition, the ink circulation device according to the embodiment further includes a heating device which is in contact with and heats a bottom surface of the first tank, a bottom surface of the second tank, and a bottom surface of the circulation pump. |
