Modulating device equipped with a last chance filter for an ink jet printing head
US5831654A · kind A · utility
8Cited by
6References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 30, 1996 |
| Grant date | Nov 3, 1998 |
| Priority date | — |
| Expiry date | Jan 30, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17563
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a modulating device for an ink jet printing head comprising a support (1) supporting a gun (3) equipped with a nozzle or discharging the ink jet, means for introducing pressurized ink (21), means for controlling the ink jet associated with the gun (3), ink filtering means, the gun defining a circuit permitting the circulation of the ink introduced into the assembly up to the nozzle. The filtering means (30) tangential filtering means, draining means (22) being provided for the discharge of the unfiltered ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.