Flow path member, liquid injection head, liquid injection device, and manufacturing method of flow path member

摘要

Problem to be solved: to improve the reliability of the passage member.Solution: a supply passage through which liquid flows, a filter which is disposed in the middle of a supply passage, a liquid passing through, a fixing member to which a filter is fixed, a fixed member to which a filter is fixed, a first member in which a fixed member is fixed and a fixed member is fixed, and a fixed member is provided with a fixed member The first member is made of a thermosetting resin, metal and ceramics.Diagram