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:
Jun. 19, 1990
Filed:
May. 27, 1988
Kaoru Hasegawa, Sakai, JP;
Showa Aluminum Corporation, Osaka, JP;
Abstract
A plate-fin heat exchanger having two fluid channels. The first fluid channel is defined by two flat plates opposed to each other at a specified spacing, and a first channel forming member interposed between the flat plates. The channel forming member is in the form of an aluminum extrudate comprising a pair of right and left spacing side walls and a hollow connecting wall interconnecting the side walls and wavelike in the cross section of at least one of its upper and lower surfaces. The second fluid channel is defined by two flat plates opposed to each other at a specified spacing, a pair of spacing side wall portions provided therebetween and a fin member positioned between the side wall portions.