The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 28, 2021
Filed:
Oct. 23, 2019
Nippon Steel Corporation, Tokyo, JP;
Soma Sonobe, Tokyo, JP;
NIPPON STEEL CORPORATION, Tokyo, JP;
Abstract
An automotive frame member includes a hat member and a closing plate, in which the hat member includes a top plate, two vertical walls, and two flanges, the two vertical walls are positioned between the top plate and the flanges, respectively, the two vertical walls face each other, the two flanges are respectively joined to the closing plate, each of the two vertical walls includes plural groove parts extending in a direction vertical to a longitudinal direction of the hat member, the groove part includes a bottom surface and two side surfaces, the two side surfaces face each other, the two side surfaces are positioned on both sides of the bottom surface, and a width a of the groove part and a depth b of the groove part in a cross section parallel to the top plate, and a height c of the vertical wall in a direction vertical to the top plate satisfy relations of 0.2≤a/c≤0.3 and 0.2≤b/c≤0.3.