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:
Aug. 26, 1980
Filed:
Sep. 18, 1978
Applicant:
Inventor:
Dale Ensminger, Columbus, OH (US);
Assignee:
Battelle Development Corporation, Columbus, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73588 ;
Abstract
A method for flaw detection in solder joints, especially on printed circuit (PC) boards, by means of the application of sonic and ultrasonic energy, with or without an electrical current therewith, upstream of the solder joint and comparison of these acoustic and electrical inputs to their respective modulated outputs downstream of the joint.