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US 2021/0229443 A1Published application
Liquid ejecting head, method for producing the same, and liquid ejecting apparatus
AssigneeSeiko Epson Corporation
InventorYoshiki SUGAWARA
Life of this patent
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Abstract
Provided is a liquid ejecting head including a nozzle surface, a shaft portion, and a housing portion. The nozzle surface has nozzles configured to eject liquid in a first direction. The shaft portion includes a shaft main body extending in the first direction. The housing portion has a through-hole in which the shaft portion is inserted. The first shaft portion has a first external thread and a first internal thread on a first side to which the first direction leads.
Claims20
A liquid ejecting head comprising:
- a nozzle surface having nozzles configured to eject liquid in a first direction;
- a first shaft portion including a shaft main body extending in the first direction, the first shaft portion having a first external thread and a first internal thread on a first side to which the first direction leads;
- and
- a housing portion having a first through-hole in which the first shaft portion is inserted.
1 more element
A liquid ejecting head comprising:
- a nozzle surface having nozzles from which liquid is ejected in a first direction;
- a first shaft portion including a shaft main body extending in the first direction, the shaft main body having a first external thread on a first side to which the first direction leads, the first external thread being configured to fit in a first internal thread for fastening of the shaft main body to a cylindrical member that is hollow and that has an inner circumferential surface, the first internal thread being provided on the inner circumferential surface of the cylindrical member;
- and
- a housing portion having a first through-hole in which the first shaft portion is inserted, wherein
- the first external thread is to be used to fix the liquid ejecting head to a first holding member for holding the liquid ejecting head or to fasten the cylindrical member and the shaft main body to each other, and
- the first internal thread is to be used to fasten the cylindrical member and the shaft main body to each other and to fix the liquid ejecting head to a second holding member for holding the liquid ejecting head.
3 more elements
Dependencies are inferred from the claim text.