Ink refill bottle
US5949461A · kind A · utility
13Cited by
25References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 1994 |
| Grant date | Sep 7, 1999 |
| Priority date | — |
| Expiry date | Feb 18, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17513
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink refill bottle for a modified inkjet printhead cassette which has a rear wall opening through which the refill bottle may be inserted comprises a front wall connected to a rear wall by sidewalls to form an ink reservoir chamber, a foam adaptor for drawing ink from the ink chamber when called for by the printhead cassette, and an air inlet metering device for metering air into the ink chamber to replace the ink drawn from the ink chamber and for retaining the remainder of the ink in the ink chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.