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:
Oct. 07, 1986
Filed:
Jun. 25, 1984
Applicant:
Inventors:
Yukio Shimada, Ebina, JP;
Noriaki Sonoda, Sagamihara, JP;
Assignee:
Nihon Radiator Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28D / ;
U.S. Cl.
CPC ...
165152 ; 165181 ;
Abstract
A heat exchanger comprising a tube for guiding heat-exchange fluid and a fin affixed to the outer side of said tube and adapted to guide air for exchanging heat with said heat-exchange fluid, said fin having an opening formed in the web thereof and a multiplicity of louvers formed astraddle said opening substantially perpendicularly to the direction of the flow of said air as staggered across said opening, said louvers each comprising a louver body separated by a fixed distance from said web of said fin and two legs connecting the opposite ends of said louver body to said web of said fin.