Ram air turbine blade disengagement mechanism for over-speed prevention
US7419357B2 · kind B2 · utility
13Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2005 |
| Grant date | Sep 2, 2008 |
| Priority date | — |
| Expiry date | Dec 25, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64D41/007
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An improved ram air turbine (RAT) prevents release of its turbine blades due an over-speed condition by detecting an over-speed condition with a trigger mechanism and rotating the blades to a fixed coarse pitch position with a release mechanism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.