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US 2025/0083794 A1Published application
Riblet structure and object
AssigneeJapan Aerospace Exploration Agency
InventorsMitsuru KURITA, Hiroyuki ABE, Monami SASAMORI, Seigo KOGA
Life of this patent
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Abstract
A riblet structure according to the present technology includes a plurality of riblets that are arranged in a width direction and each include a first wall portion and a second wall portion, the first wall portion being vertically provided to be substantially perpendicular to a bottom portion, the second wall portion including an inclined portion connected to the first wall portion at an apex portion and inclined with respect to a perpendicular direction at a predetermined angle.
Claims13
A riblet structure, comprising
- a plurality of riblets that are arranged in a width direction and each include a first wall portion and a second wall portion, the first wall portion being vertically provided to be substantially perpendicular to a bottom portion, the second wall portion including an inclined portion connected to the first wall portion at an apex portion and inclined with respect to a perpendicular direction at a predetermined angle.
An object, comprising
- a riblet structure on a surface of the object, the riblet structure including a plurality of riblets that are arranged in a width direction and each include a first wall portion and a second wall portion, the first wall portion being vertically provided to be substantially perpendicular to a bottom portion, the second wall portion including an inclined portion connected to the first wall portion at an apex portion and inclined with respect to a perpendicular direction at a predetermined angle.
Dependencies are inferred from the claim text.