Liquid ejecting head unit and liquid ejecting apparatus
AssigneeSeiko Epson Corporation
InventorsYohei EMI, Hiroyuki HAGIWARA
Life of this patent
Estimating the term…
Abstract
A liquid ejecting head unit that ejects a liquid from a nozzle, the liquid ejecting head unit including a driving portion that includes an ejection surface on which a plurality of nozzles that eject the liquid are formed; a fixing plate to which a plurality of the driving portions are fixed, and a holder that (Condition 1) is fixed to a support body, which supports the liquid ejecting head unit, and the holder has a conductive property that electrically connects the support body and the fixing plate to one another, or that (Condition 2) includes a portion that projects from the fixing plate in a direction orthogonal to the ejection surface, and houses the plurality of driving portions.
Claims20
A liquid ejecting head unit for ejecting a liquid from a nozzle,
- the liquid ejecting head unit comprising:
- a driving portion that includes an ejection surface on which a plurality of nozzles for ejecting the liquid are formed;
- a fixing plate to which a plurality of the driving portions are fixed;
- and
- a holder that satisfies Condition 1 and/or Condition 2 below,
- wherein, in Condition 1, the holder is fixed to a support body, which supports the liquid ejecting head unit, and the holder has a conductive property that electrically connects the support body and the fixing plate to one another, and
- wherein, in Condition 2, the holder includes a portion that projects from the fixing plate in a direction orthogonal to the ejection surface, and houses the plurality of driving portions.
Dependencies are inferred from the claim text.