Automatic ram air turbine deployment
US8892265B2 · kind B2 · utility
4Cited by
10References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2011 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Sep 18, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64D41/007
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A method of deploying a ram air turbine for an aircraft only during flight that deploys the ram air turbine only when a predetermined number of aeronautical power generation contactor signals are in an engaged state, an external power generation contactor is in a disengaged state, wheels for the aircraft are in an airborne state and all of multiple primary electric buses are in a fault state that represents electric potential below a predetermined level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.