Ink-jet recording head
US6142607A · kind A · utility
17Cited by
10References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1997 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Aug 7, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/11
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink-jet recording head for use in an ink-jet printer comprises a plurality of head portions. Each of head portions includes an ink cavity for receiving an ink material, means for pressurizing the ink material in the ink cavity, and a nozzle through which the ink material is ejected. The nozzle has an individual cross section with respect to an axial direction thereof and the cross section of one head portion is different from that of another head portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.