Printing fluid supply system having an apparatus for maintaining constant static pressure
US5818484A · kind A · utility
15Cited by
9References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 13, 1995 |
| Grant date | Oct 6, 1998 |
| Priority date | — |
| Expiry date | Sep 13, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/175
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides methods and apparatus for maintaining substantially constant vertical distance between the free surface of a printing fluid in a fluid supply and printing mechanism by supporting a container against the force of gravity with a resilient member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.