DRAG REDUCTION STRUCTURE, RESIN MOLDED PRODUCT, SHAPING MOLD AND MOVING OBJECT
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United States of America Patent
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Issued Date -
Aug 22, 2024
app pub date -
Jun 10, 2022
filing date -
Jun 10, 2021
priority date (Note) -
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Abstract
A drag reduction structure wherein a first portion including a plurality of convex portions and concave portions, and a second portion are placed on a first surface; a height from a bottom portion of the concave portion to a top portion of the convex portion, of the first portion, is 10 μm or more and 1000 μm or less; a length of the first portion in a second direction is 30 mm or more; and a width of the first portion and a width of the second portion, in a first direction crossing the second direction, is 0.2 mm or more and 50 mm or less.
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