Air-to-air heat exchanger

Details Air-to-air heat exchanger Air-to-air heat exchanger

2007-01-09

2007-01-09

Leo, Leonard R. (Department: 3744)

Heat exchange

Flow passages for two confined fluids

Interdigitated plural first and plural second fluid passages

C165SDIG039

Reexamination Certificate

active

10893767

ABSTRACT:
An air-to-air heat exchanger, is provided that comprises a folded fin core formed from a continuous sheet of thermally conductive material that has been folded into alternating flat ridges and troughs; an insert overlay having an opening including two sets of uniform fingers, wherein each finger has a portion protruding into and essentially filling each trough on one surface of the folded fin core; an inset region between each finger portion and the end edges of each trough; a sealant within each inset region sealably attaching the insert overlay to the folded fin core; and an air flow divider plate. Heat exchanger components are also provided.

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