Formed article, structural member using the same, and manufacturing method of formed article
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 10, 2024
Grant Date -
Mar 30, 2023
app pub date -
Oct 9, 2019
filing date -
Oct 9, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A long formed article made of one steel sheet includes a top sheet portion, a standing wall portion, and a protrusion portion formed in a portion of the top sheet portion by overlapping a portion extending toward an outside from each of both ends of the top sheet portion and a portion extending toward the outside from an upper end of the standing wall portion, in a non-protrusion region, a recessed part is formed in the top sheet portion, and a total value α of inner surface peripheral lengths of the top sheet portion and the standing wall portion in a cross section of the formed article in a protrusion region and a total value β of inner surface peripheral lengths of the top sheet portion, the standing wall portion, and the recessed part in the cross section of the formed article in the non-protrusion region satisfy 1.01≤β/α≤1.50.
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