Miniature high pressure pump and electrical hydraulic actuation system
US11193507B2 · kind B2 · utility
0Cited by
35References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 26, 2018 |
| Grant date | Dec 7, 2021 |
| Priority date | — |
| Expiry date | Apr 10, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/56
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Methods and apparatus pertaining to positive displacement pumps, and further to hydraulic actuation systems. In some embodiments the pumps are gear pumps with bi-directional operation. In some embodiments the actuation system includes a motor-driven, reversible operation gear pump providing fluid under pressure to a rod and cylinder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.