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.:

US 7278365 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 09, 2007

Filed:

Oct. 15, 2003
Applicants:

Pierre Michalski, Chevreuse, FR;

Karim Chapot, Prunay en Yvelines, FR;

Inventors:

Pierre Michalski, Chevreuse, FR;

Karim Chapot, Prunay en Yvelines, FR;

Assignee:

Gaztransport & Technigaz, Saint-Remy-les-Chevreuse, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B 3/00 (2006.01); B63B 3/26 (2006.01); B63B 3/56 (2006.01); B23K 31/02 (2006.01); F17C 13/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mechanically welded structure comprising a first flat and thin metallic structural element extending in a plane and delimited by a straight edge on one side, and a second metallic structural element welded to the straight edge of the first structural element, or welded to an intermediate element connected to the straight edge and inserted between the first and second structural elements, the second structural element exerting, at least one point of the straight edge, a force resolving into at least one component extending in said plane perpendicularly to the straight edge, wherein the first structural element has a stress-relieving slit extending parallel to the straight edge and situated facing the point at which said force is exerted.


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