Ink jet ink supply apparatus
US5343226A · kind A · utility
60Cited by
9References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1990 |
| Grant date | Aug 30, 1994 |
| Priority date | — |
| Expiry date | Sep 28, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17576
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink supply apparatus comprises a container for storing ink jet ink having an opening for releasing ink from the container and a valve member mounted in the opening in the container and spring means coupled to the valve member for biasing the valve member so as to prevent the flow of ink from the container when the ink supply is not mounted on a supply base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.