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:
Dec. 25, 1990
Filed:
Nov. 15, 1989
Applicant:
Inventors:
Alan M Lyons, New Providence, NJ (US);
Stephen G Seger, Jr, Bedminster, NJ (US);
Assignee:
AT&T Bell Laboratories, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ; H05K / ;
U.S. Cl.
CPC ...
2281802 ; 228219 ; 228234 ;
Abstract
Disclosed is a method for making a solder joint without flux, in the presence of an inert gas. A pair of articles having solder-coated surfaces are heated to melt the solder, pressure is applied to the joint region, and the articles are cooled. During the heating step, inert gas is flowed over the articles.