Ink jet head and ink jet recording apparatus having an ink container filled with porous material
US5237342A · kind A · utility
67Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 1990 |
| Grant date | Aug 17, 1993 |
| Priority date | — |
| Expiry date | Sep 17, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17513
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet head includes an ink container; a recording head having an ink ejection outlet; a supply pipe for supplying the ink from the container to the recording head; a porous material contained in the container for retaining the ink; wherein the supply pipe is pressed to the porous material to deform it, wherein a depth of the deformation is larger than a maximum length of a cross-section of the supply pipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.