LIQUID JETTING RECORDING HEAD AND LIQUID JETTING RECORDING APPARATUS

PROBLEM TO BE SOLVED: To improve the cleanability of an ink ejection face of an inkjet recording head. SOLUTION: A recording element substrate H1100 is fixed in a recess H1501 of a holder H 1500. An electric wiring substrate H1300 with an opening formed for exposing a face of the recording element s...

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Bibliographische Detailangaben
Hauptverfasser: TAKIGAWA MASATO, KAWAMURA SHOGO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To improve the cleanability of an ink ejection face of an inkjet recording head. SOLUTION: A recording element substrate H1100 is fixed in a recess H1501 of a holder H 1500. An electric wiring substrate H1300 with an opening formed for exposing a face of the recording element substrate H1100 where a discharge opening is formed is fixed on the holder H1500. The electric wiring substrate H1300 has a lead connected to the recording element substrate H1100 at a part of an edge of the opening. The electric wiring substrate H1300 has a coating part H1304 at a part where the lead is not formed at the edge of the opening. The coating part H1304 extends onto the recording element substrate H1300 beyond an edge of the recess of the holder H1500. A reinforcing pattern H1300d is formed at the coating part H1304. COPYRIGHT: (C)2006,JPO&NCIPI