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. 29, 2025
Filed:
Jul. 25, 2023
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Henry Zhan, Shanghai, CN;
Libing Liu, Shanghai, CN;
Jianfeng Wang, Shanghai, CN;
Yunhu Zhang, Shanghai, CN;
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60B 3/00 (2006.01); B22D 18/04 (2006.01); B22D 21/00 (2006.01); B22D 21/04 (2006.01); B60B 3/06 (2006.01); C22B 21/00 (2006.01); C22C 1/02 (2006.01); C22C 1/03 (2006.01); C22C 21/02 (2006.01);
U.S. Cl.
CPC ...
B60B 3/00 (2013.01); B22D 18/04 (2013.01); B22D 21/00 (2013.01); B22D 21/007 (2013.01); B22D 21/04 (2013.01); B60B 3/06 (2013.01); C22B 21/0092 (2013.01); C22C 1/026 (2013.01); C22C 1/03 (2013.01); C22C 21/02 (2013.01); B60B 2310/202 (2013.01); B60B 2360/104 (2013.01);
Abstract
A method for casting an aluminum wheel comprises preparing a melt having a predetermined chemistry and including silicon in a range from 8.5 to 10% mass and aluminum; degassing and refining the melt; adding a grain refiner including aluminum-titanium-vanadium-boron (Al—Ti—V—B) and a master alloy to the melt; and casting the aluminum wheel.