Patent 7195057 was granted and assigned to Alfa Laval on March, 2007 by the United States Patent and Trademark Office.
A plate heat exchanger has two end plates, at least one of which is provided with a number of port openings (11) to allow inflow and outflow of a number of heat exchanging fluids, and a number of heat transfer plates located between the end plates. One of the end plates (1) has two individual segments (10) that are relatively displaceable in the plane of the end plate.