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. 23, 2021
Filed:
Mar. 06, 2020
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Masaaki Hirano, Kakamigahara, JP;
Takashi Ninomiya, Kakamigahara, JP;
Etsuko Yamada, Ichinomiya, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
Abstract
A clamp member, for a double-acting friction stir spot welding device, is provided for the double-acting friction stir spot welding device to perform friction stir spot welding of a workpiece by using a rotary tool, and presses a surface of the workpiece while the workpiece is supported. The rotary tool has a pin member and a shoulder member. The clamp member includes an end face that comes into surface contact with the surface of the workpiece to press the surface and a protruding portion protruding from the end face in an axial direction and extending around an axis. The protruding portion is configured to press the workpiece, the clamp member surrounding an outer periphery of the shoulder member.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile