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:
May. 24, 2005
Filed:
Mar. 05, 2002
Applicant:
Matthew Dunn, Wading River, NY (US);
Inventor:
Matthew Dunn, Wading River, NY (US);
Assignee:
Telephonics Corporation, Farmingdale, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F28D009/00 ;
U.S. Cl.
CPC ...
Abstract
An improved counterflow heat exchanger is described. The heat exchanger has one or more cold air intake passageways and one or more hot air intake passageways wherein the flow of cold air is opposite the flow of hot air. In addition, each cold air intake passageway contacts at least one hot air intake passage way.