Valve for ink jet printer
US4287523A · kind A · utility
12Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 1980 |
| Grant date | Sep 1, 1981 |
| Priority date | — |
| Expiry date | Feb 19, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/0753
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A rotary ink jet printer has an ink supply in a rotating reservoir wherein a major portion of the ink supply is isolated from the ink feed system during the printing operation. A cylindrical reservoir has a central cavity and a surrounding or outer cavity connected by an orifice opened and closed by means of a ball valve to control the flow of ink or ink supply from the central cavity to the outer cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.