| 摘要 |
PROBLEM TO BE SOLVED: To provide an inkjet recording head enabling stable recording in high quality without deforming or breaking of a recording element substrate by a reduced manufacturing cost. SOLUTION: A rib H1503 is provided to a filling groove which is to be filled with a sealing agent H1202 for protecting the recording element substrate H1101 from ink. COPYRIGHT: (C)2008,JPO&INPIT
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