Lubrication system for aerial vehicles
US11761350B2 · kind B2 · utility
0Cited by
15References
13Claims
0Family size
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Key dates
| Filing date | Mar 31, 2021 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Mar 31, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2013/0444
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A lubrication system for an aerial vehicle, the lubrication system including: a lubrication oil (LO) tank configured to operate at a first internal pressure; and an intake chamber (IC) configured to operate at a second internal pressure greater than the first internal pressure, the IC including an ingress port configured to receive LO from a sump of an equipment of the aerial vehicle; an overflow port in fluid communication with the LO tank; and a supply port in fluid communication with the sump and configured to supply LO to the sump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.