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Title:
AUTOMOBILE COLLISION ENERGY ABSORBING MEMBER AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2014/077294
Kind Code:
A1
Abstract:
The present invention is an automobile collision energy absorbing member produced by forming a thin steel sheet, and is characterized in that the thin steel sheet and/or the automobile collision energy absorbing member has tensile characteristics of a tensile strength (TS) of 980 MPa or more and a yield elongation (Y-EL) of 2% or more.

Inventors:
TAKAGI, Shusaku (JFE STEEL CORPORATION 2-3, Uchisaiwai-cho 2-chome, Chiyoda-k, Tokyo 11, 〒1000011, JP)
OKUDA, Kaneharu (JFE STEEL CORPORATION 2-3, Uchisaiwai-cho 2-chome, Chiyoda-k, Tokyo 11, 〒1000011, JP)
TAMAI, Yoshikiyo (JFE STEEL CORPORATION 2-3, Uchisaiwai-cho 2-chome, Chiyoda-k, Tokyo 11, 〒1000011, JP)
FUJITA, Takeshi (JFE STEEL CORPORATION 2-3, Uchisaiwai-cho 2-chome, Chiyoda-k, Tokyo 11, 〒1000011, JP)
OKITSU, Yoshitaka (4-1, Chuo 1-chome, Wako-sh, Saitama 93, 〒3510193, JP)
SUGIURA, Tomoaki (4-1, Chuo 1-chome, Wako-sh, Saitama 93, 〒3510193, JP)
TAKAKI, Naoki (4-1, Chuo 1-chome, Wako-sh, Saitama 93, 〒3510193, JP)
Application Number:
JP2013/080734
Publication Date:
May 22, 2014
Filing Date:
November 07, 2013
Export Citation:
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Assignee:
JFE STEEL CORPORATION (2-3 Uchisaiwai-cho 2-chome, Chiyoda-ku Tokyo, 11, 〒1000011, JP)
HONDA MOTOR CO., LTD. (1-1 Minami-Aoyama 2-chome, Minato-ku Tokyo, 56, 〒1078556, JP)
International Classes:
C22C38/00; B62D25/20; C22C38/06; F16F7/00; F16F7/12; C21D9/46
Foreign References:
JPS61157625A1986-07-17
JP2012167328A2012-09-06
JP2010106323A2010-05-13
JP2008261046A2008-10-30
JP2004277789A2004-10-07
JP2000212680A2000-08-02
JP2001130444A2001-05-15
JPH01193439A1989-08-03
JP2007321207A2007-12-13
JP2008214645A2008-09-18
JP2008231541A2008-10-02
Other References:
See also references of EP 2921570A4
Y. OKITSU; N. TSUJI: "Proceedings of the 2nd International Symposium on Steel Science (ISSS 2009)", 21 October 2009, THE IRON AND STEEL INSTITUTE OF JAPAN, pages: 253 - 256
Attorney, Agent or Firm:
SUGIMURA, Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigaseki, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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