Filter for printhead assembly
US7188942B2 · kind B2 · utility
16Cited by
26References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 2003 |
| Grant date | Mar 13, 2007 |
| Priority date | — |
| Expiry date | Mar 12, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2224/48091
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A filter for a printhead assembly includes a frame having an opening and a fluid passage communicated with the opening formed therein, filter material enclosing the opening and the fluid passage of the frame, a first fluid port communicated with the fluid passage of the frame, a permeable material communicated with the first fluid port, and a second fluid port spaced from the first fluid port and communicated with the fluid passage of the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.