COLLISION ENERGY ABSORPTION COMPONENT FOR AUTOMOBILE, AND METHOD FOR MANUFACTURING SAID COLLISION ENERGY ABSORPTION COMPONENT FOR AUTOMOBILE

WIPO Patent Application WO/2021/009974

A1

A collision energy absorption component 1 for an automotive vehicle according to the present invention has: a tubular member 3 formed using a hat-cross-section member having a top plate part 7a and vertical wall parts 7b; a coating-film-formation member 5 comprising a material having lower strength than the tubular member 3, the coating-film-formation member 5 forming a coating film on a portion of the inner surfaces of the top plate 7a and the vertical wall parts 7b including corner parts 7c that connect the top plate part 7a and the vertical wall parts 7b, and the coating film being installed with a gap 11 of 0.2-3 mm from the inner surface of the top plate part 7a, the inner surfaces of the vertical wall parts 7b, and the inner surfaces of corner parts 7c; and a coating film 13 obtained using an electrodeposition paint formed in the gap 11.

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HIGAI KAZUHIKO (JP)
SHIOZAKI TSUYOSHI (JP)

PCT/JP2020/013440

January 21, 2021

March 25, 2020

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JFE STEEL CORP (JP)

B62D21/15; B62D25/20

JP2012501363A	2012-01-19
JP2009061864A	2009-03-26
JP2007062733A	2007-03-15
JP2001048054A	2001-02-20
JP2015077872A	2015-04-23
JP2006240134A	2006-09-14
JP2000318075A	2000-11-21

HASEGAWA KOHEIKANEKO SHINJIROSETO KAZUHIRO: "Cold-Rolled and Galvannealed (GA) High Strength Steel Sheets for Automotive Cabin Structure", JFE TECHNICAL REPORT, no. 30, August 2012 (2012-08-01), pages 6 - 12
See also references of EP 4001059A4

SAKAI INTERNATIONAL PATENT OFFICE (JP)

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