| 摘要 |
The present invention is concerned with an ink jet printing apparatus which assures that even though malfunctions of leakage of ink and leakage of treatment liquid occur, an operation of the printing apparatus and each printing operation to be performed by the printing apparatus are not adversely affected. According to the present invention, the printing apparatus includes an ink head restoring device for performing restoring for the ink head by sucking ink from the ink head, an ink drain tank for receiving the ink sucked by the sucking operation of the ink head restoring device, leaked ink conducting device for conducting the ink leaked from the ink supplying tank to the ink drain tank, treatment liquid restoring device for performing restoring for the treatment liquid head by sucking treatment liquid from the treatment liquid head, a treatment liquid drain tank for receiving the treatment liquid sucked by the sucking operation of the treatment liquid head restoring device, and leaked treatment liquid conducting device for conducting the treatment liquid leaked from the treatment liquid supplying tank to the treatment liquid drain tank.
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