Waste ink absorber, waste ink tank, liquid droplet ejection device
US9039136B2 · kind B2 · utility
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1References
8Claims
0Family size
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Key dates
| Filing date | Mar 7, 2014 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Mar 7, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1721
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A waste ink absorber for absorbing waste ink discharged from a head for ejecting ink includes layers the same in density and different in flame retardant content ratio, which are stacked.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.