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.

Date of Patent:
Apr. 11, 2017

Filed:

Apr. 09, 2012
Applicants:

Mitsuru Sayama, Wako, JP;

Tsutomu Kobayashi, Wako, JP;

Tetsuya Miyahara, Wako, JP;

Shosuke Ohhama, Wako, JP;

Inventors:

Mitsuru Sayama, Wako, JP;

Tsutomu Kobayashi, Wako, JP;

Tetsuya Miyahara, Wako, JP;

Shosuke Ohhama, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 20/12 (2006.01); B23K 101/18 (2006.01); B23K 103/20 (2006.01);
U.S. Cl.
CPC ...
B23K 20/122 (2013.01); B23K 20/1265 (2013.01); B23K 20/1225 (2013.01); B23K 2201/18 (2013.01); B23K 2203/20 (2013.01); Y10T 428/24612 (2015.01);
Abstract

A friction stir welding member is formed by welding a second member to a first member in such a manner that a second member is stacked on a first member, a material property of the second member being different from a material property of the first member, a pin of a welding tool using a Friction Stir Welding technique is inserted into the second member, welding is started at one end of the second member, and the pin is pulled out at a welding terminal portion before the pin reaches the other end of the second member. A projection projecting toward the welding tool is provided integrally with the second member, the projection is formed so as to have a height that is higher than a length of the pin, and the projection is provided with the welding terminal portion.


Find Patent Forward Citations

Loading…