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:
Dec. 06, 1994
Filed:
Aug. 16, 1993
Applicant:
Inventors:
Timothy J Waterman, Carmel, IN (US);
Michael J Larsen, Danville, IN (US);
Scott A Beck, Indianapolis, IN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165 79 ; 165139 ; 165173 ; 285331 ; 285915 ;
Abstract
A multi-cell secondary heat exchanger for use in a high efficiency, multi-poised furnace wherein each cell has outwardly extended exit or entrance bells that are received in grooves formed in adjacent cell panels. The grooves surround exit or entrance ports and are filled with a sealing material that provides a fluid tight seal between the cell panel and the bell.