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:
Mar. 08, 2005
Filed:
Jan. 09, 2002
Applicant:
Alexander Savitski, Powell, OH (US);
Inventor:
Alexander Savitski, Powell, OH (US);
Assignee:
Edison Welding Institute, Inc., Columbus, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M019/00 ;
U.S. Cl.
CPC ...
Abstract
A non-destructive plastic butt weld inspection method in which the weld beadis removed from an exterior surface of a weld zone regionof a butt weld and the weld zone regionis heated to a temperature sufficient to visualize the weld zone. After heating, defective joints are readily identified by the appearance of a bond linein the weld zonewhile satisfactory joints merely show the weld zonewith no evidence of a bond line. Surface irregularities such as ridgesand indentationsmay also form in the weld zone during the heating step.