| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink jet print head, and a manufacturing method thereof, in which production stability is enhanced by enhancing adhesion of a heater board to a top plate. SOLUTION: In an ink jet print head where nozzles 103 and liquid chambers 102 are formed by bonding a first substrate having a plurality of walls to a second substrate while facing each other, the plurality of walls of the first substrate are formed by combining walls having substantially same width. The first and second substrates are bonded integrally through an adhesive layer.
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