DOOR INNER PANEL AND METHOD FOR MANUFACTURING DOOR INNER PANEL

Title:

DOOR INNER PANEL AND METHOD FOR MANUFACTURING DOOR INNER PANEL

Document Type and Number:

WIPO Patent Application WO/2017/164079

Kind Code:

A1

Abstract:

This door inner panel is formed of a metal sheet, and is provided with: a first panel part having a first top plate section and a first vertical wall section which is contiguous with the first top plate section; a second panel part having a second top plate section disposed across a space between the first top plate section of the first panel part, and a second vertical wall section which is contiguous with the second top plate section; a flange part which is contiguous with the first vertical wall section and the second vertical wall section; and a flat plate part which is disposed between the first panel part and the second panel part, wherein the first vertical wall section and the second vertical wall section each have a stepped part, and both ends of the flat plate are integrally connected with the flange part or the stepped parts.

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Inventors:

OTSUKA KENICHIRO (JP)
ONO ATSUSHI (JP)
KASEDA YOSHIYUKI (JP)
NAKAZAWA YOSHIAKI (JP)

Application Number:

PCT/JP2017/010744

Publication Date:

September 28, 2017

Filing Date:

March 16, 2017

Export Citation:

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Assignee:

NIPPON STEEL & SUMITOMO METAL CORP (JP)

International Classes:

B60J5/00; B21D22/20; B21D22/26; B21D24/00; B21D53/88

Domestic Patent References:

WO2015080084A1

2015-06-04

Foreign References:

JP2001088553A	2001-04-03
JPH07329570A	1995-12-19
JPH0335825A	1991-02-15
JP2007296953A	2007-11-15
JP2008094353A	2008-04-24
JP2013112133A	2013-06-10

Other References: