Automatic distributed heating system for a ram air turbine power train
US9296487B2 · kind B2 · utility
3Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 17, 2012 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Aug 15, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A distributed heating system for a power train of a ram air turbine, which ram air turbine has a stowed position and a deployed position, has at least one electrical resistance heater element, with each electrical resistance heater element located proximate at least one respective lubrication surface for the power train; and an electrical controller for coupling electrical power to each electrical resistance heater element when the ram air turbine is in the stowed position and ambient temperature falls below a desired level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.