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. 07, 2012
Filed:
Dec. 21, 2006
Hakan Larsson, Kavlinge, SE;
Thord Gudmundsson, Malmo, SE;
Kerstin Drakarve, Dalby, SE;
Alfa Laval Corporate AB, , SE;
Abstract
The invention relates to a heat transfer plate () intended to constitute, together with other heat transfer plates, a plate stack () with permanently connected plates for a heat exchanger (), which heat transfer plate () has a first long side () and an opposite second long side (), a first short side () and an opposite second short side (), a heat transfer surface () exhibiting a pattern () of ridges () and valleys (), first and second port regions (and), the first port region () being situated in a first corner portion () formed at the meeting between the first long side () and the first short side (), the second port region () being situated in a second corner portion () formed at the meeting between the second long side () and the first short side (), and the first port region () being connected to a number of ridges (-) and valleys (-), which ridges (-) and valleys (-) have in principle an extent from the first port region () diagonally towards the second long side ().