Printhead substrate having a mixture of single and double sided elongate ink feed channels
US6267468A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2000 |
| Grant date | Jul 31, 2001 |
| Priority date | — |
| Expiry date | Apr 13, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14387
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet printhead having first and second arrays of ink drop generators adjacent edges of a printhead substrate, third and fourth arrays of ink drop generators inboard of the first and second ink drop generator arrays, a first ink feed slot adjacent the first ink drop generator array which receives ink only from the first ink feed slot, a second ink feed slot adjacent the second ink drop generator array which receives ink only from the second ink feed slot, and a third ink feed slot between the third and fourth ink drop generator arrays which receive ink from the third ink feed slot. Circuit regions are provided in the printhead substrate between the first ink feed slot and the third ink drop generator array, and between the second ink feed slot and the fourth ink drop generator array.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.