Re-circulating fluid delivery systems
US7497562B2 · kind B2 · utility
6Cited by
18References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2005 |
| Grant date | Mar 3, 2009 |
| Priority date | — |
| Expiry date | Dec 25, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A re-circulating fluid delivery system includes an air-fluid separator structure, a fluid plenum in fluid communication with the separator structure, and a free fluid reservoir. A fluid re-circulation path fluidically couples the separator structure, the fluid plenum and the free fluid reservoir. A pump structure re-circulates fluid through the re-circulation path during a pump mode, wherein air bubbles may be separated from re-circulated fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.