Aircraft wing flap device and method of operating the same
US9284034B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 14, 2014 |
| Grant date | Mar 15, 2016 |
| Priority date | — |
| Expiry date | Apr 28, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/80
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A wing flap control system on a wing comprising at least two control plates having an opening sized to accommodate a drive shaft, a drive shaft that engages each of the openings in each of the plurality of plates, a sprocket rotatively affixed the drive shaft with the drive shaft penetrating the other control plate, at least two idler sprockets between the control plates, a chain wrapped around the sprocket and idler sprockets, a support arm rotatively coupled to the chain by a chain shoe and to a foreflap, a link arm rotatively coupled to the support arm and to a flap, where movement of the drive shaft causes the foreflap and flap to extend and retract to increase or decrease the surface area of the wing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.