Ink-jet device and method for depositing ink using the same

摘要

An ink-jet device (20) is provided. The ink-jet device includes an ink reservoir (22), a print head (24), and a carry-in pipe (26) connected between the ink reservoir and the print head. The ink-jet device further includes an air outlet pipe (28) and a balance pipe (30). The air outlet pipe is connected with the print head and intercommunicates with the atmosphere. The balance pipe is connected between the carry-in pipe and the air outlet pipe. A method for eliminating air bubbles in print head is also provided.