Patent ID: 9353656
Filing Date: 2016-05-31
CPC Classification: F01M,F28D,F28F

Claim Text:
1. A plate heat exchanger comprising; a plurality of trough-shaped heat exchanger plates stacked one on top of each other, wherein each of the plurality of plates define a plurality of openings for receiving a first fluid and a second fluid separated from the first fluid, a cover plate mounted on the plurality of plates and having a plurality of crossed embossed recesses with a profile that is complementary to the plurality of openings and said recesses projecting in a direction towards the plurality of plates, the crossed embossed recesses are aligned with and arranged on the plurality of openings, thereby mounting the cover plate to the plurality of plates in a sealed manner; at least one of the plurality of openings of the plurality of plates is surrounded by a first bead and a second bead that separate the first fluid from the second fluid in the plate heat exchanger; wherein each of the plurality of recesses in the cover plate defines a shape in the form of an elongated hole having a width and a length that is orthogonal to the width, the length of the hole being greater than the width of the hole, and a plurality of crosspieces associated with the plurality of recesses, wherein the plurality of crosspieces extend across their respective recess in a direction that is orthogonal to the length of the hole and beyond a periphery of the elongated hole.