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:
Oct. 01, 2024
Filed:
Jan. 29, 2020
Applicant:
Primetals Technologies Japan, Ltd., Hiroshima, JP;
Inventors:
Yoichi Matsui, Hiroshima, JP;
Yuta Odawara, Hiroshima, JP;
Assignee:
PRIMETALS TECHNOLOGIES JAPAN, LTD., Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B 37/32 (2006.01); B21B 27/02 (2006.01); B21B 27/10 (2006.01); B21B 31/18 (2006.01); B21B 37/16 (2006.01); B21B 38/04 (2006.01);
U.S. Cl.
CPC ...
B21B 37/32 (2013.01); B21B 27/021 (2013.01); B21B 27/106 (2013.01); B21B 31/18 (2013.01); B21B 37/165 (2013.01); B21B 38/04 (2013.01); B21B 2027/022 (2013.01); B21B 2261/04 (2013.01); B21B 2269/14 (2013.01);
Abstract
A rolling mill is provided with: a roll for rolling a metal plate, the roll being capable of shifting in an axial direction and having a tapered portion at an end portion in the axial direction; and a heating unit configured to form an expansion portion protruding in a radial direction in the tapered portion by heating the tapered portion.