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:
Dec. 03, 2013
Filed:
Apr. 04, 2008
Rolf Christensen, Veberöd, SE;
Fredrik Andreasson, Södra Sandby, SE;
Rolf Bermhult, Lund, SE;
Håkan Larsson, Kävlinge, SE;
Magnus Svensson, Marieholm, SE;
Rolf Christensen, Veberöd, SE;
Fredrik Andreasson, Södra Sandby, SE;
Rolf Bermhult, Lund, SE;
Håkan Larsson, Kävlinge, SE;
Magnus Svensson, Marieholm, SE;
Alfa Laval Corporate AB, Lund, SE;
Abstract
A plate heat exchanger including a plurality of heat exchanger plates (), a first end plate and a second end plate. The plates are permanently joined to each other by means of a braze material. Each heat exchanger plate has a heat transfer area and a plurality of porthole areas surrounding a respective porthole. The plate heat exchanger including a plurality of having a bottom surface turned towards the heat exchanger plates. At least one of the flat elements including an annular protrusion extending from the bottom surface and tightly abutting one of the porthole areas of the outermost heat exchanger plate.