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:
May. 31, 1994
Filed:
May. 18, 1992
Applicant:
Inventors:
Assignee:
Norsk Hydro a.s., Oslo, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ; B23K / ;
U.S. Cl.
CPC ...
228183 ; 22826251 ; 29890054 ;
Abstract
A method of joining Al-members, includes providing at least one member with a thin coating layer of zinc/zinc alloy metal. Interface alloys of Al and Zn are melted and progressively formed from the Al-members with increasing temperature thereof in a brazing furnace.