Liquid ejecting head and liquid ejecting apparatus
US10654266B2 · kind B2 · utility
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1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2018 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Dec 27, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/2047
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid ejecting head includes a plurality of driving elements that causes an ejection of a liquid from a nozzle by causing a fluctuation in a pressure, a sealing body that seals a first space for accommodating the plurality of driving elements, a case member that forms a second space for surrounding the sealing body, an atmosphere vent that is formed in the case member and through which the second space communicates with the air, a communication hole that is formed in the sealing body and through which the first space communicates with the second space, and a moisture absorbent disposed in the second space.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.