| 摘要 |
PROBLEM TO BE SOLVED: To suppress rise of a temperature of a printing head caused by ink discharge operation.SOLUTION: A printing apparatus includes: an ink storage unit; a printing head unit that has an ink reception port, an ink discharge mechanism and an ink exhaust port; an ink circulation path that circulates ink exhausted from the ink exhaust port and returns the ink from the ink reception port to the head unit; and a cooling mechanism arranged in the ink circulation path and cooling the ink passing through the ink circulation path. |
