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.

Date of Patent:
Jan. 09, 2024

Filed:

Dec. 04, 2018
Applicant:

Swep International Ab, Landskrona, SE;

Inventors:

Tomas Dahlberg, Helsingborg, SE;

Sven Andersson, Hassleholm, SE;

Assignee:

SWEP International AB, Landskrona, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28D 9/00 (2006.01); F28F 3/04 (2006.01); F28F 3/10 (2006.01);
U.S. Cl.
CPC ...
F28D 9/005 (2013.01); F28F 3/046 (2013.01); F28F 3/10 (2013.01); F28F 2230/00 (2013.01); F28F 2275/04 (2013.01);
Abstract

A brazed plate heat exchanger () for exchanging heat between at least two fluids comprises several elongate heat exchanger plates () provided with a pressed pattern comprising depressions and elevations adapted to keep the plates on a distance from one another by contact points between the elevations and depressions of neighboring plates under formation of interplate flow channels for media to exchange heat. At least four port openings are placed in corner regions of the elongate heat exchanger plates and have selective fluid communication with the interplate flow channels such that the fluids to exchange heat will flow between port openings parallel to long sides of the elongate heat exchanger plates. A circumferential seal sealing off the interplate flow channels from communication with the surroundings is provided, and the heat exchanger plates are joined by brazing. The circumferential seal results partly from contact between skirts of neighboring plates contacting one another, said skirts extending at least partly along two sides of each heat exchanger plates, and partly from contact between flat areas extending along two other sides of the heat exchanger plates.


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