| 摘要 |
A liquid ejecting head includes a flow passage formation section and a sealing section. The flow passage formation section includes a plurality of nozzle openings, ejecting liquid therefrom, a plurality of pressure generation parts, corresponding to the nozzle openings respectively, a plurality of liquid supply passages, communicating with the pressure generation parts respectively for supplying liquid thereto, and a plurality of partition wall parts, each separating one liquid supply passage and its corresponding pressure generation part from another liquid supply passage and its corresponding pressure generation part. The sealing section seals the flow passage formation section. The partition wall parts respectively include liquid supply passage partition wall parts which separate adjacent liquid supply passages. The sealing section has a thick part and a thin part. The sealing section which seals an area of the partition wall parts and the liquid supply passage of the flow passage formation section has a thick part and a thin part.
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