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:
Jul. 26, 2005
Filed:
Mar. 24, 2003
Michael J. Wilson, Racine, WI (US);
Gregory G. Hughes, Milwaukee, WI (US);
Milisav Lazarevic, Racine, WI (US);
Michael J. Wilson, Racine, WI (US);
Gregory G. Hughes, Milwaukee, WI (US);
Milisav Lazarevic, Racine, WI (US);
Modine Manufacturing Company, Racine, WI (US);
Abstract
An improved heat exchanger includes a first tube () of generally circular cross section having a relatively large inside diameter and being U-shaped with opposite ends () adjacent one another. A second tube having a cross section that is relatively small in relation to the cross section of the first tube () and helical shaped section () intermediate its ends () is located within the first tube () and extends through caps () at the ends () of the first tube () to be received in headers (). The first tube () impales headers () and includes apertures () aligned with the headers () and in fluid communication with the interiors thereof.