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:
Jun. 14, 2022

Filed:

Oct. 21, 2019
Applicant:

Alfa Laval Corporate Ab, Lund, SE;

Inventors:

Mattias Norén, Malmö, SE;

Magnus Hedberg, Hjärup, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28D 9/00 (2006.01); F28F 3/04 (2006.01); F28F 3/08 (2006.01);
U.S. Cl.
CPC ...
F28D 9/005 (2013.01); F28F 3/046 (2013.01); F28F 3/083 (2013.01);
Abstract

A heat transfer plate comprises a first distribution area having a first distribution pattern, a second distribution area having a second distribution pattern, and a heat transfer area having a heat transfer pattern differing from the first and second distribution patterns. The first and second distribution patterns comprise distribution ridges and distribution valleys. Distribution ridges and distribution valleys of the first and second distribution patterns closest to the heat transfer area form end ridges and end valleys. The top portion of at least plural of the end ridges, along at least part of its longitudinal extension, has a second width exceeding a first width of the top portion of the remaining distribution ridges, and the bottom portion of at least plural of the end valleys, along at least part of its longitudinal extension, has a fourth width exceeding a third width of the bottom portion of the remaining distribution valleys.


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