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:
May. 27, 2003
Filed:
Feb. 20, 2001
Hitachi, Ltd., Tokyo, JP;
Abstract
An abutted portion of face plates ( and ) of hollow frame members ( and ) is carried out according to a friction stir joining. Next, a connection member ( ) is mounted, one end of the connection member ( ) is abutted to an end portion of the face plate ( ) of the hollow frame member ( ). Under this condition, the abutted portion between the face plate ( ) and the connection member ( ) is carried out according to the friction stir joining. An overlapping portion between another end of the connection member ( ) and the hollow frame member ( ) is carried out according to the friction stir joining. According to demands, the connection member ( ) and the face plate ( ) of the hollow member ( ) are welded. Without of regard of a dimension accuracy of the hollow frame member and the like, a good joining from one side face of the hollow frame member can be carried out.