Ring-type cooling fan

FIG. 1 is a top elevational view of a ring-type cooling fan in accordance with the design of the present invention.

FIG. 2 is a bottom perspective view of the ring-type cooling fan of FIG. 1.

FIG. 3 is a bottom plan view of the ring-type cooling fan of FIG. 1.

FIG. 4 is a side elevational view of the ring-type cooling fan of FIGS. 1 and 2 and views at all other angles are the same.

FIG. 5 is a side, cross-sectional view of the ring-type cooling fan depicted in FIG. 1, taken along line 5—5 as viewed in direction of the arrows.

FIG. 6 is a bottom perspective view of a fan blade of the ring-type cooling fan of FIG. 1, shown separately for clarity of illustration.

FIG. 7 is a top plan view of FIG. 6.

FIG. 8 is a bottom plan view of FIG. 6.

FIG. 9 is a front elevational view of FIG. 6; and,

FIG. 10 is a rear elevational view of FIG. 6.

The broken line showing of environmental structure in FIGS. 6-10 is for illustrative purposes only and forms no part of the claimed design.