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US 2021/0060945 A1Published application
Liquid discharging head unit and liquid discharging apparatus
AssigneeSeiko Epson Corporation
InventorsKatsuhiro OKUBO, Nobuaki ITO
Life of this patent
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Abstract
A first flow path is provided between the first layer and the second layer, a second flow path is provided between the second layer and the third layer, a filter chamber is provided inside the third layer, and the second layer is thinner than each of the first layer and the third layer.
Claims12
A liquid discharging head unit comprising:
- a flow path member formed by laminating a plurality of layers and through which a liquid flows;
- and
- a liquid discharging head that is supplied with the liquid from the flow path member and discharges the liquid, wherein
- the plurality of layers include a first layer that is an outermost layer among the plurality of layers in a laminating direction, a second layer that is laminated on the first layer, and a third layer that is laminated on the second layer on a side opposite to the first layer,
- a first flow path is provided between the first layer and the second layer,
- a second flow path is provided between the second layer and the third layer,
- a filter chamber is provided inside the third layer, and
- the second layer is thinner than each of the first layer and the third layer.
5 more elements
Dependencies are inferred from the claim text.