Disk blade

Abstract

Claims

The ornamental design for a disk blade, as shown and described.

Description

(1) FIG. 1 is a front, perspective view of a disk blade shown according to the present design;

(2) FIG. 2 is a rear, perspective view thereof;

(3) FIG. 3. is a front view thereof;

(4) FIG. 4 is a rear view thereof;

(5) FIG. 5 is a side elevational view thereof; and,

(6) FIG. 6 is a cross-sectional view thereof taken along line 6-6 in FIG. 3.

(7) The broken line representations in the figures show unclaimed environment or boundaries. The broken line representations thus form no part of the claimed design as filed.