Patent ID: 11970212
Assignee: JFE STEEL CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 2:
3. An automotive structural part formed by bending one metal sheet, the automotive structural part including a groove portion including a top portion and a pair of side wall portions, and being configured to join an end part of the groove portion in a longitudinal direction to another automotive structural part in an intersecting direction, the automotive structural part comprising:
a pair of vertical rib portions formed over the entire length in the longitudinal direction to stand upward from both side ends of the top portion; and
an outward-directed flange portion extending outward from three side edges of the groove portion on an end part side where the other automotive structural part is joined, the flange portion being continuously formed along the three side edges, wherein
each of the vertical rib portions is formed by overlapping parts of the metal sheet, one of the parts being bent upward and extending from a side end of the top portion, another part extending upward from an upper end of corresponding one of the side wall portions, and
the flange portion includes a part of the metal sheet bent upward and extending from the top portion, parts of the metal sheet bent outward and extending from the respective side wall portions, and parts of the metal sheet bent outward and extending from the respective vertical rib portions.