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US 2011/0254892 A1Published application
Liquid ejecting head, liquid ejecting head unit and liquid ejecting apparatus
AssigneeSeiko Epson Corporation
InventorKatsuhiro Okubo
Life of this patent
Estimating the term…
Abstract
A liquid ejecting head includes a head main body, an ink supply needle, a cartridge case, a filter which is nipped between the first ink supply path and the second ink supply path, an integral molding portion which integrally molds and bonds the ink supply needle and the cartridge case, and a rib which is arranged so as to extend into the second ink supply path continuously from a wall of the cartridge case along a line passing through a center of the filter in the direction perpendicular to the direction in which warpage of the integral molding portion is larger.
Claims20
A liquid ejecting head comprising:
- a head main body which ejects liquid supplied from a liquid storage unit through a liquid supply path;
- a first supply member on which a first liquid supply path constituting a part of the liquid supply path is provided;
- a second supply member on which a second liquid supply path communicating with the first liquid supply path to constitute a part of the liquid supply path is provided and which supplies the liquid to the head main body;
- a filter which is nipped between the first liquid supply path and the second liquid supply path;
- an integral molding portion which integrally molds and bonds the first supply member and the second supply member;
- and
- a rib which is arranged so as to extend into the second liquid supply path continuously from a wall of the second supply member along a line passing through a center of the filter in the direction perpendicular to the direction in which warpage of the integral molding portion is larger.
4 more elements
Dependencies are inferred from the claim text.