HEAT EXCHANGER Russian patent published in 1995 - IPC

FIELD: heat engineering. SUBSTANCE: heat exchanger has pack of plates 1 with projections 2 fitted in cavities of neighboring plate 1 thus forming channel for passage of heat carrier. Pack has bushings 4. Outer surface of bushings follow shape of cavities made on plates 1. Bushings 4 can be placed between board and pack of plates 1 or in center of pack of plates 1. Offered heat exchanger does not required accurate alignment of plates 1 and boards 3 relative to each other in process of manufacture. EFFECT: enhanced adaptability to manufacture. 2 cl, 2 dwg