Patent · US Active

Friction stir method for forming structures and materials

US8061579B2 · kind B2 · utility

17Cited by

7References

11Claims

0Family size

Assignee

UT-BATTELLE, LLC · US

Inventors

Zhili Feng · Knoxville, US
Stan A. David · Knoxville, US
David Alan Frederick · Harriman, US

Key dates

Filing date	Jun 16, 2010
Grant date	Nov 22, 2011
Priority date	—
Expiry date	Jun 16, 2030

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23K2101/18
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

Processes for forming an enhanced material or structure are disclosed. The structure typically includes a preform that has a first common surface and a recess below the first common surface. A filler is added to the recess and seams are friction stir welded, and materials may be stir mixed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.