On demand type ink jet recording apparatus and method
US6193348A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 25, 1998 |
| Grant date | Feb 27, 2001 |
| Priority date | — |
| Expiry date | Feb 25, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/022
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid jet recording apparatus for jetting ink droplets to a recording medium in accordance with image data on demand so that an image having pixels corresponding to the image data is formed on the recording medium. The liquid jet recording apparatus includes ink jetting orifices from which ink droplets are jetted. An area of each of ink jetting orifices is equal to or less than 500 .mu.m.sup.2. Control means controls a frequency with which the ink droplets are jetted to fall within a range from 8 KHz to 40 KHz and a number of ink droplets for each pixel of the image formed on the recording medium based on the image data under a condition in which the number of ink droplets is equal to or less than twenty.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.