| 摘要 |
PROBLEM TO BE SOLVED: To provide an inkjet recording head having a high drive frequency and high printing quality. SOLUTION: A liquid flow channel is constituted in a structure including a plurality of grooves 5 which are formed by engraving, from the vicinity of both sides of ejection pressure generating elements 2, the substrate having the ejection pressure generating elements arranged toward supply ports. A shielding object blocking the flow of liquid is arranged in a part of the flow channel formed in a region other than the plurality of grooves. COPYRIGHT: (C)2008,JPO&INPIT
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