Patent ID: 7267165
Filing Date: 2007-09-11
Classification: F24F,F28D,F28F,Y02B

Abstract:
1. A heat exchanger of a ventilating system, comprising: heat exchange plates which are laminated at a predetermined interval and divide an outdoor air path through which outdoor air passes and an indoor air path through which indoor air passes; a plurality of embossing protrusions which are formed on the outdoor air path between two adjacent heat exchange plates, for generating turbulence in the outdoor air which flows in the outdoor air path, the embossing protrusions being located on one of the two adjacent heat exchange plates without being in contact with the other one of the two adjacent heat exchange plates, an entire surface of another one of the two adjacent heat exchange plates in the outdoor air path being substantially flat and facing the embossing protrusions; and a corrugation plate which is positioned in the indoor air path, for securing a space through which the indoor air passes.