US 5,069,403 AGranted

Drag reduction article

AssigneeMinnesota Mining and Manufacturing Company

InventorsFrancis J. Marentic, Terry L. Morris

Life of this patent

Estimating the term…

A conformable drag reduction article is provided having a patterned surface capable of reducing drag resistance by fluid flowing thereover.

Dependent claims

A method for providing a drag reduction article comprising the steps of

applying a layer of a first radiation curable composition to a carrier,
forming a first patterned surface on said radiation curable composition,
curing said first radiation curable composition by exposure to activating radiation to provide a first cured patterned surface capable of reducing drag resistance when a fluid flow thereacross.

Dependencies are inferred from the claim text.

B64C 21/10
Influencing air flow over aircraft surfaces by affecting boundary layer flow: using other surface properties, e.g. roughness
B05D 3/067
After-treatment: curing or cross-linking the coating
B05D 5/02
Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures: to obtain a matt…
B29C 59/022
By mechanical means, e.g. pressing: characterised by the disposition or the configuration, e.g. dimensions, of the embossments or the shaping…

From the US filing history. Foreign family members aren’t listed.

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