Fluid delivery
US11273646B2 · kind B2 · utility
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13References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2018 |
| Grant date | Mar 15, 2022 |
| Priority date | — |
| Expiry date | Jun 21, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/19
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid delivery system may include a fluid reservoir that may include a fluid supply port through which fluid is supplied to the fluid reservoir, a fluid outlet port through which a first portion of discharged fluid is supplied from the reservoir to a fluid ejection device, a fluid inlet port through which a second portion of the discharged fluid is recirculated back to the reservoir and through which air is pushed into the reservoir and an atmospheric vent to vent the air, that was pushed into the reservoir through the fluid inlet port, from the reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.