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:
May. 14, 2019
Filed:
Dec. 22, 2017
Applicant:
MS Autotech Co., Ltd., Gyeongju-si, KR;
Inventors:
Hong Kyo Jin, Hwaseong-si, KR;
Jae Sin Yang, Cheonan-si, KR;
Jae Hyung Park, Guri-si, KR;
Tae Kyu Lee, Seoul, KR;
Assignees:
MS AUTOTECH CO., LTD., Gyeongju-si, KR;
MYUNGSHIN INDUSTRY CO., LTD., Gyeongju-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 35/00 (2006.01); B21D 22/20 (2006.01); B21D 22/02 (2006.01);
U.S. Cl.
CPC ...
B21D 35/005 (2013.01); B21D 22/022 (2013.01); B21D 22/208 (2013.01); B21D 35/001 (2013.01);
Abstract
Provided is a method for manufacturing vehicle parts having ultra-high strength of 500 Mpa or more by using hot stamping. The method includes: forming a heated blank in a press forming apparatus; and taking out the formed blank from the press forming apparatus and consecutively cutting the blank with a trimming die. A blank temperature at the time of trimming may be 150° C. to 330° C.