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:
Apr. 27, 2021
Filed:
Mar. 30, 2012
Patrick Zanchetta, Betheny, FR;
Jean-jacques Garcia, Reims, FR;
Francois Beideler, Reims, FR;
Valeo Systemes Thermiques, Le Mesnil Saint Denis, FR;
Abstract
The invention relates to a heat exchanger tube produced by bending a metal strip (), characterized in that said strip () has a thickness that can vary between at least one first thickness (e) and at least one second thickness (e) greater than said first thickness (e), and in that said tube has thinned first zones (Z1) and reinforced second zones (Z2) located at the points of greatest mechanical stress, said first zones (Z1) being formed by first portions (P1) of said strip of first thickness (e) and said reinforced second zones (Z2) being formed by second portions (P2) of said strip () of second thickness (e). The invention also relates to a heat exchanger comprising a core bundle of such tubes, and to a method of obtaining such a tube.