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.
Patent No.:
Date of Patent:
Nov. 08, 2022
Filed:
Sep. 03, 2018
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Shunsuke Haruna, Kakamigahara, JP;
Shintaro Fukada, Kobe, JP;
Takashi Ninomiya, Kakamigahara, JP;
Etsuko Yamada, Ichinomiya, JP;
Masaaki Hirano, Kakamigahara, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
Abstract
A friction stir spot welding method includes a welding step of performing friction stir spot welding of a workpiece by using a pin member and a shoulder member while the workpiece is supported and pressed by the end face of a clamp member and a pressing step of causing a friction stir spot welding device to press an obverse surface and a reverse surface of at least one of a friction-stirred region of the workpiece and an adjacent region adjacent to the friction-stirred region of the workpiece from a rotary tool side and an opposite side after the welding step while the pin member and the shoulder member are accommodated in an accommodation space of the clamp member.