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:
Apr. 09, 2024
Filed:
Sep. 02, 2021
Topre Corporation, Tokyo, JP;
Masaya Fujimoto, Sagamihara, JP;
TOPRE CORPORATION, Tokyo, JP;
Abstract
A pressing step of forming a press-formed product includes: a primary formed product forming step of forming a primary formed product having an intermediate wall portion which will be a part of a convex-side wall part, and an intermediate flange continuous with the intermediate wall portion; and a secondary formed product forming step of forming a secondary formed product having a wall part which will be the convex-side wall part by extending at least a portion, on the intermediate wall portion side, of the intermediate flange formed in the primary formed product forming step such that the portion is aligned with the intermediate wall portion. In the primary formed product forming step, the intermediate wall portion is formed such that a boundary valley line between the intermediate wall portion and the intermediate flange is deeper at a large-curvature section than at a small-curvature section.