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:
Jan. 20, 2015
Filed:
Nov. 19, 2008
Applicant:
Naoki Shimoda, Tokyo, JP;
Inventor:
Naoki Shimoda, Tokyo, JP;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B 37/74 (2006.01);
U.S. Cl.
CPC ...
B21B 37/74 (2013.01);
Abstract
A certain embodiment includes a predictive temperature calculator () for dividing a steel sheet () to be heated and rolled in a hot rolling mill () into elements shaped annular for each space cutting width from an outer periphery to a center in a section thereof, and changing a time increment width in accordance with boundary conditions, for use of a difference method to calculate a predictive temperature for each of the divided elements, and a controller () for operating on bases of predictive temperatures calculated by the predictive temperature calculator (), to determine control amounts for the hot rolling mill () to perform heating and rolling the steel sheet ().