Printhead cartridge with hydrophobic coating
US9365044B1 · kind B1 · utility
1Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2014 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Dec 12, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C30/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A print cartridge including a cartridge housing having a container body and a lid that encloses the container body. The lid includes a bottom surface and a top surface. One or more air vent openings are formed through the entire thickness of the lid from the top surface to the bottom surface. A hydrophobic coating is disposed on at least one of the top or the bottom surfaces of the lid, with the hydrophobic coating being absent over the one or more air vent openings. The hydrophobic coating is deposited in liquid or gaseous form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.