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US 8,668,166 B2Granted
Shape memory riblets
AssigneeThe Boeing Company
InventorsDiane C. Rawlings, Terry L. Schneider
Life of this patent
Estimating the term…
Abstract
A multilayer construction for an array of aerodynamic riblets incorporates a first layer composed of a material with protuberances, the first layer material having shape memory and a second layer composed of a material exhibiting a second characteristic with capability for adherence to a surface.
Claims4
A multilayer construction for an array of riblets comprising:
- a first layer composed of a material with aerodynamic riblets comprising a plurality of tips with shape memory;
- an elastomeric layer engaging the tips and supporting said shape memory tips in predetermined spaced relation;
- an adhesive layer deposited on the elastomeric layer forming an appliqué, said adhesive layer adhering the appliqué to a vehicle surface;
- and,
- a metallic layer and a polymer layer intermediate the elastomeric layer and the adhesive layer.
2 more elements
Dependencies are inferred from the claim text.