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 7883782 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 08, 2011

Filed:

Sep. 26, 2002
Applicant:

Bernd Kastner, Steinen, DE;

Inventor:

Bernd Kastner, Steinen, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 21/02 (2006.01); F16L 21/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pore-free weld connection and a method for manufacturing such a weld connection between first, second and third components (), which are connected together by means of a closed weld seam (), and of which one component () has, at a start- and end-point () of the weld seam (), a cavity () serving for a root-side degassing of a weld puddle.


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