Invention Grant
- Patent Title: Methods for tempering of steel for riveting
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Application No.: US18145938Application Date: 2022-12-23
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Publication No.: US11952639B1Publication Date: 2024-04-09
- Inventor: Steven Cipriano , Pei-chung Wang , Zhenke Teng
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Lorenz & Kopf, LLP
- Main IPC: C21D1/40
- IPC: C21D1/40 ; B21J15/02 ; B21J15/08 ; B23K11/16 ; C21D6/00 ; C21D11/00 ; B23K103/04

Abstract:
A method for tempering steel for riveting includes positioning a first component having a first composition over a second component having a second composition, and resistance spot welding the first component to the second component using a resistance spot weld gun to form a spot weld. The method includes tempering at least one of the first component, the second component and the spot weld with the resistance spot weld gun, and coupling a third component having a third composition to the first component and the second component with a rivet, and the third composition is different than the first composition and the second composition.
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