Print head cap vent
US8172348B2 · kind B2 · utility
0Cited by
21References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 2008 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | Jan 12, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/16526
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A print head cap includes a vent which is opened during storage of the print head against the cap, is closed during priming of fluid through nozzles of the print head and is opened to stop the priming. Pumping of fluid from the cap is started substantially immediately upon opening of the vent to stop priming.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.