US 12,454,102 B2
Joint structure and joining method
Shunsuke Haruna, Kobe (JP); Shintaro Fukada, Kobe (JP); Ryoji Ohashi, Kobe (JP); and Ryoichi Hatano, Kobe (JP)
Assigned to KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe (JP)
Appl. No. 18/280,348
Filed by KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe (JP)
PCT Filed Mar. 28, 2022, PCT No. PCT/JP2022/014911
§ 371(c)(1), (2) Date Sep. 5, 2023,
PCT Pub. No. WO2022/210506, PCT Pub. Date Oct. 6, 2022.
Claims priority of application No. 2021-057682 (JP), filed on Mar. 30, 2021.
Prior Publication US 2024/0075691 A1, Mar. 7, 2024
Int. Cl. B32B 41/00 (2006.01); B23K 20/12 (2006.01); B29C 65/06 (2006.01); B29C 65/60 (2006.01); B23K 103/16 (2006.01)
CPC B29C 65/06 (2013.01) [B23K 20/122 (2013.01); B29C 65/60 (2013.01); B23K 2103/16 (2018.08)] 8 Claims
OG exemplary drawing
 
1. A joined assembly, comprising:
a first member;
a second member which has a facing part facing the first member in a thickness direction thereof; and
joints lying along the facing part to join the first member and the second member to each other, wherein
the joints include:
a pair of end joints respectively located at the opposite end portions of the facing part; and
an intermediate joint located between the end joints and having a lower joining strength than the end joints,
the end joints each include a combination of:
a fastening member mechanically joining the first member and the second member, and
a friction-stirred part joining the first member and the second member by friction stir, and
the intermediate joint includes a friction-stirred part joining the first member and the second member by friction stir, and the intermediate joint excludes a fastening member.