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:
Sep. 28, 1999
Filed:
Mar. 21, 1997
Applicant:
Inventors:
Gary R Ross, Ann Arbor, MI (US);
James R Bacoccini, Toledo, OH (US);
Assignee:
Livernois Research & Development Co., Dearborn, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28D / ; F28F / ;
U.S. Cl.
CPC ...
29890043 ; 29 89054 ; 165153 ; 165173 ; 165178 ; 165905 ;
Abstract
A heat exchanger assembly with a first header, a second header, a plurality of seamed or folded type heat exchanger tubes extending between the two headers, and a plurality of heat exchanger fins. Each of the plurality of fins has between 0.01% and 0.9% magnesium to improve the braze between the header and tube joint and the tube seam to inner surface joint. Additionally, the headers have a cladded inner surface with between about 0% to about 12.6% silicon to improve the braze at the tube-to-header joint.