Press Forming Apparatus And Method For Producing Press Formed Article

Abstract: A press-forming apparatus 300 comprises a die 330, a punch 310, and a die pad 320. The die pad 320 is disposed inside the die 330. The die pad 320 is disposed so as to face the punch 310. At a molding bottom dead point PL, holes 400A, 400B are formed in a surface (first and second flange molding parts 313A, 313B, 324A, 324B) along a pressing direction P of the punch 310 and the die pad 320. At the molding bottom dead point PL, said surface faces the die 330. Rims 400aA, 400aB of the holes 400A, 400B are constituted by the die pad 320 and the punch 310.

Patent Information

Application #

Filing Date

22 July 2024

Publication Number

51/2024

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

Parent Application

Applicants

NIPPON STEEL CORPORATION

6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Inventors

1. TOYOKAWA, Shin

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

2. SATAKE, Ko

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Specification

Documents

Application Documents

#	Name	Date
1	202417055600-STATEMENT OF UNDERTAKING (FORM 3) [22-07-2024(online)].pdf	2024-07-22
2	202417055600-REQUEST FOR EXAMINATION (FORM-18) [22-07-2024(online)].pdf	2024-07-22
3	202417055600-PROOF OF RIGHT [22-07-2024(online)].pdf	2024-07-22
4	202417055600-POWER OF AUTHORITY [22-07-2024(online)].pdf	2024-07-22
5	202417055600-FORM 18 [22-07-2024(online)].pdf	2024-07-22
6	202417055600-FORM 1 [22-07-2024(online)].pdf	2024-07-22
7	202417055600-FIGURE OF ABSTRACT [22-07-2024(online)].pdf	2024-07-22
8	202417055600-DRAWINGS [22-07-2024(online)].pdf	2024-07-22
9	202417055600-DECLARATION OF INVENTORSHIP (FORM 5) [22-07-2024(online)].pdf	2024-07-22
10	202417055600-COMPLETE SPECIFICATION [22-07-2024(online)].pdf	2024-07-22
11	202417055600-FORM 3 [17-01-2025(online)].pdf	2025-01-17