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:
Aug. 03, 2004
Filed:
Dec. 19, 2001
Applicant:
Inventors:
Israel Stol, Pittsburgh, PA (US);
Wayne M. Thomas, Suffolk, GB;
Philip L. Threadgill, Cambridgeshire, GB;
Assignee:
Alcoa Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 3/102 ; B23K 2/012 ; B23K 3/700 ;
U.S. Cl.
CPC ...
B23K 3/102 ; B23K 2/012 ; B23K 3/700 ;
Abstract
A method of joining a pair of metal components with a rivet having a hardness that is substantially similar to at least one of the metal components. The metal components are stack upon each other and the rivet is rotated and simultaneously plunged in the metal components under pressure to friction weld and metallurgically bond the rivet to the metal components.