Ink jet printer
US5646668A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 1995 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | Jun 1, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J11/0022
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet printer including a recording device for jetting ink droplets from a printer head while moving in a direction perpendicular to the direction of conveyance of a recording medium in the form of a sheet, to form a dot image on the recording medium according to an input time. The ink jet printer further includes a conveying mechanism, including a gate roller that performs an intermittent feed operation at a speed corresponding to the pixel density of a character or pattern recorded on the recording medium; and a roller provided downstream of the recording device, the roller being operated after the rear edge of the recording medium passes through the conveying mechanism located upstream of the recording device, to convey the recording medium while in contact with the dot image forming surface of the recording medium, the roller being movable into and out of engagement with the recording medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.