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:
Jul. 14, 2020
Filed:
Apr. 11, 2018
Applicant:
Beijing Institute of Technology, Beijing, CN;
Inventors:
Chunguang Xu, Beijing, CN;
Lang Xu, Beijing, CN;
Qinxue Pan, Beijing, CN;
Dingguo Xiao, Beijing, CN;
Xiao Li, Beijing, CN;
Wentao Song, Beijing, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/04 (2006.01); G01L 5/00 (2006.01); B23K 31/12 (2006.01); B23K 31/02 (2006.01); G01N 3/00 (2006.01); C21D 9/46 (2006.01); B23K 103/04 (2006.01);
U.S. Cl.
CPC ...
G01N 29/04 (2013.01); B23K 31/02 (2013.01); B23K 31/125 (2013.01); C21D 9/46 (2013.01); G01L 5/0047 (2013.01); G01N 3/00 (2013.01); B23K 2103/04 (2018.08); G01N 2203/0296 (2013.01); G01N 2203/0298 (2013.01); G01N 2291/0421 (2013.01); G01N 2291/0423 (2013.01); G01N 2291/267 (2013.01);
Abstract
A fixed value residual stress test block, comprising a main body () and two welded blocks (); the main body () and the welded blocks () are all rectangular metal blocks; the welded blocks () are welded onto the two opposite side surfaces of the main body (); the main body () is deformed under the upper and lower pressures and generates residual stress. The fixed value residual stress test block has a simple structure.