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. 18, 2001
Filed:
Dec. 29, 1999
Applicant:
Inventor:
Said Naji, Elancourt, FR;
Assignee:
Valeo Climatisation, La Verriere, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/40 ; F28D 1/03 ;
U.S. Cl.
CPC ...
F28F 1/40 ; F28D 1/03 ;
Abstract
A heat exchanger, particularly an evaporator, has a number of ducts (,) for the flow of a cooling fluid which are connected in series, each duct (,) being produced as a pair of plates (,) including a concave region (,) limited by an edge (,) and provided with a number of studs forming dimples (,), the dimples being randomly distributed. The invention applies mainly to the air conditioning of motor vehicles.