Liquid container, ink jet cartridge and ink jet printing apparatus
US6840610B2 · kind B2 · utility
15Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2003 |
| Grant date | Jan 11, 2005 |
| Priority date | — |
| Expiry date | Mar 26, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17513
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A sub-tank unit of an ink jet cartridge can contain ink for image printing therein. The sub-tank unit includes a container main body having a ink storage for storing the ink, a ventilation path enabling the liquid storage and the outside of the container main body to communicate with each other, a gas liquid separation member disposed to communicate with the ventilation path, and a capillary member disposed between the ink storage and the gas liquid separation member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.