Fin for a heat exchanger

FIG. 1 is a perspective view of the fin for a heat exchanger showing my new design, the broken lines showing indeterminate length.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a right side elevational view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is an exploded view thereof.

The material is made of metal.

As shown in FIG. 8, fins for heat exchanger of the present design are disposed laminatedly between a pair of upper plates and a pair of middle plates, between a plurality of pairs of middle plates, and between a pair of middle plates and a pair of lower plates, and used for exchanging heat of fluid passing through the units.

The omitted portion of the member of the present design in the drawings is approximately to 20 cm. Broken lines indicate indeterminate length.