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:
Feb. 04, 2025
Filed:
May. 16, 2022
Applicant:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Satoshi Shimizu, Ehime, JP;
Masayuki Ishizuka, Ehime, JP;
Masayuki Saika, Ehime, JP;
Norieda Ueno, Ehime, JP;
Assignee:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 26/047 (2011.01); B21D 22/02 (2006.01); B21D 53/88 (2006.01); B62D 25/08 (2006.01); B62D 29/00 (2006.01); B62D 25/14 (2006.01); F16L 9/00 (2006.01);
U.S. Cl.
CPC ...
B62D 25/08 (2013.01); B21D 22/02 (2013.01); B21D 26/047 (2013.01); B21D 53/88 (2013.01); B62D 29/007 (2013.01); B62D 25/14 (2013.01); F16L 9/003 (2013.01);
Abstract
Provided is a flanged member that has a tubular shape and includes a flange portion, the flanged member including: a cross-section changing portion of which a cross-sectional shape changes along an axial direction of the flanged member, in which in any two cross-sections in the cross-section changing portion, a perimeter of one cross-section is 1.25 times or less a perimeter of the other cross-section.