Methods and systems for subsea electric piezopumps
US8733090B2 · kind B2 · utility
4Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2010 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Feb 20, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2211/41518
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
In at least some embodiments, an apparatus includes a hydraulic directional control manifold and a plurality of electric piezopumps. The apparatus also includes an electric piezopump controller that operates the plurality of electric piezopumps in varying combinations to provide generation and directional control of hydraulic power to linear hydraulic actuators using localized closed-loop hydraulic fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.