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.

Date of Patent:
Jun. 20, 2023

Filed:

Mar. 22, 2021
Applicant:

Tnp Corporation, Chungju-si, KR;

Inventor:

Sang Gill Park, Chungju-si, KR;

Assignee:

TNP corporation, Chungju-si, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23K 20/02 (2006.01); B29C 33/38 (2006.01);
U.S. Cl.
CPC ...
B29C 33/3842 (2013.01); B23K 20/02 (2013.01); B29K 2905/00 (2013.01);
Abstract

A manufacturing method of a hot forming mold of a center pillar including a cooling unit is provided. The method includes a step of preparing a material by dividing the material, a cooling channel processing step of processing cooling channels on a front surface and a rear surface within a contour line by center pillar design information input in advance to an NC processor and cooling channel design information, a solid phase diffusion bonding step, a mold material processing step of processing along the contour line by the center pillar design information input in advance through the NC processor to manufacture a mold material, and a thermal processing step of heating the mold material at a predetermined temperature.


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