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. 25, 2019

Filed:

Jan. 23, 2015
Applicant:

Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;

Inventors:

Hiroshi Fukuchi, Tokyo, JP;

Naruhiko Nomura, Tokyo, JP;

Atsushi Seto, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D 3/00 (2006.01); F27D 3/12 (2006.01); B21D 22/02 (2006.01); B21D 22/20 (2006.01); B21D 53/88 (2006.01); F27D 13/00 (2006.01); F27D 99/00 (2010.01);
U.S. Cl.
CPC ...
F27D 3/12 (2013.01); B21D 22/022 (2013.01); B21D 22/208 (2013.01); B21D 53/88 (2013.01); F27D 3/0024 (2013.01); F27D 13/00 (2013.01); F27D 2003/0075 (2013.01); F27D 2099/0088 (2013.01); F27M 2001/1565 (2013.01); F27M 2003/02 (2013.01);
Abstract

A steel sheet heating method that heats a steel sheet (K) to be pressed before hot press molding includes: bringing the steel sheet into a heating furnace () including a heater () on an inside surface of the heating furnace in a state where the steel sheet is supported in a vertical direction while an unnecessary portion of the steel sheet that becomes unnecessary after molding is fixedly supported by a support member (); and performing heating at a prescribed temperature in the heating furnace, then taking the steel sheet out of the heating furnace, and after that cutting and removing the unnecessary portion before hot press molding or during hot press molding.


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