Method of and apparatus for friction stir welding

Details Method of and apparatus for friction stir welding Method of and apparatus for friction stir welding

2006-08-22

2006-08-22

Kerns, Kevin (Department: 1725)

Metal fusion bonding

Process

Using dynamic frictional energy

C228S002100

Reexamination Certificate

active

07093745

ABSTRACT:
A body member and flange members are butted together at a first abutment portion and a second abutment portion. The first and second abutment portions are held by first and second backing jigs, respectively. The first backing jig has a circumscribing recessed section corresponding to an inner circumferential surface of the first abutment portion. Further, the first backing jig has a circumscribing opening communicated with the bottom of the recessed section. On the other hand, the second backing jig has a circumscribing recessed section corresponding to an inner circumferential surface of the second abutment portion. Further, the second backing jig has a circumscribing opening communicated with the bottom of the recessed section. First and second buffer members are attached to the recessed sections, respectively.

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Japanese Office Action, Japanese No. 2003-006147, dated Dec. 27, 2005.

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