SUBFRAME - NIPPON STEEL CORP

Title:

SUBFRAME

Document Type and Number:

WIPO Patent Application WO/2022/050244

Kind Code:

A1

Abstract:

A subframe (100) includes a base member (110) and a first member (121). The base member (110) is a channel-shaped material that includes a base surface (111) and two vertical walls (112) on both sides of the base surface (111) in a vehicle longitudinal direction, and that is open on a lower side thereof in a vehicle height direction. The first member (121) includes a bottom wall (121g), a top wall (121t), and a side wall (121s). The bottom wall (121g) and the top wall (121t) are disposed in the same orientation as the base surface (111). The top wall (121t) is stacked on and joined to the base surface (111). The vertical walls (112) and the bottom wall (121g) form a channel shape. The side wall (112s) is a wall between the bottom wall (121g) and the top wall (121g), and provides an interruption in a vehicle width direction. A first lower arm support section (131) is formed by the base surface (111) and the bottom wall (121g).

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Inventors:

SUZUKI JUNICHIRO (JP)
KATO YOHEI (JP)
YUASA SUSUMU (JP)
TAKAHASHI YUI (JP)
YASUFUKU DAISUKE (JP)
YOSHIDA HIROSHI (JP)

Application Number:

PCT/JP2021/031824

Publication Date:

March 10, 2022

Filing Date:

August 31, 2021

Export Citation:

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Assignee:

NIPPON STEEL CORP (JP)

International Classes:

B62D21/00

Foreign References:

JP2016030480A	2016-03-07
JP2016037171A	2016-03-22
JP2001260936A	2001-09-26
JP2020146523A	2020-09-17
JP2017114422A	2017-06-29

Other References: