학술논문
Liquid ejecting head and liquid ejecting apparatus
Document Type
Patent
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Source
Subject
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Abstract
A first member and a second member constituting flow passage member are joined at a first joining region that surrounds the periphery of a liquid flow passage and a second joining region that is further to the outside than the first joining region, and in a state where the second joining region has a gas barrier property higher than that of the first joining region, the second joining region seals a gap between the first member and the second member, wherein the liquid ejecting head includes a communication hole that communicates a space between the first member and the second member with the outside, which is surrounded by the first joining region and the second joining region.