Volume indicating ink reservoir cartridge system
US5754207A · kind A · utility
48Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1995 |
| Grant date | May 19, 1998 |
| Priority date | — |
| Expiry date | Oct 20, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17516
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In a computer-driven ink-jet printer, a carriage-borne ink reservoir system adjacent a print head, having a housing and a movable wall within and in sealing contact with the housing, the movable wall being observable and forming a portion of a variable volume ink chamber within the housing, the position of the movable wall being related to the volume of ink contained in the carriage-borne ink reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.