FIELD: manufacturing technology.
SUBSTANCE: invention relates to a liquid ejection substrate, a liquid ejection head and a liquid ejection device, used to eject various fluids including ink. First duct layer comprises a plurality of feed ducts, each of which communicates with one part of each of the plurality of pressure chambers, and a plurality of ducts for collecting, each of which communicates with another part of each of the plurality of pressure chambers. Second duct layer comprises a common feed duct communicating with a plurality of feed paths and a common collection conduit communicating with a plurality of collection ducts.
EFFECT: liquid ejection substrate, a liquid ejection head, and a liquid ejection device are provided.
21 cl, 55 dwg
| Title | Year | Author | Number |
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RU2710764C1 |
