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:
Feb. 21, 1989
Filed:
Nov. 20, 1986
Applicant:
Inventor:
Dennis S Flessate, Racine, WI (US);
Assignee:
Modine Manufacturing, Racine, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28D / ;
U.S. Cl.
CPC ...
165153 ; 165179 ; 2915 / ;
Abstract
An internally finned multiple piece tube for use in a heat exchanger including an elongated fin 28, a first, elongated, C-shaped channel 24 having a first base 34 and spaced first legs 36, and a second, elongated C-shaped channel 26 having a second base 38 and spaced second legs 40. The fin 28 and the second channel 26 are nested in the first channel 24 between the first legs 36 thereof such that the fin 28 is sandwiched between and engaged by both the first and second bases 34 and 38 with the first legs 36 extending around and behind the second legs 40 to hold the tube 20 in assembled relation.