公开(公告)号：US20240342784A1

公开(公告)日：2024-10-17

申请号：US18037620

申请日：2022-01-25

Applicant: NSK LTD.

Inventor： Seiji NAKAMURA ,  Manabu SEKIGUCHI

IPC: B21D28/16 ,  B21D53/10 ,  F16C19/30 ,  F16C33/54

CPC classification number: B21D28/16 ,  B21D53/10 ,  F16C19/305 ,  F16C33/547 ,  F16C2220/84 ,  F16C2326/01

Abstract: A press-formed product manufacturing method includes obtaining a first piece (19, 55) by punching a metal material, obtaining a second piece (28, 50) by comprising an edge of a second surface (8) of the first piece (19, 53) sandwiching the first piece (19, 55) between a first die (25) and a second die (26), and trimming a second piece (28) by using press working.