We claim the ornamental design for a weight scale for exercising apparatus, as shown and described.
FIG. 1 is a perspective view of a weight scale for exercising apparatus showing the new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left-side elevation view thereof;
FIG. 5 is a right-side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view showing an illustration of charging state.
The broken lines are shown for the purpose of illustrating portions of the weight scale for exercising apparatus and forms no part of the claimed design. The broken lines in FIG. 8 are for the purpose of illustrating the environmental structure of the weight scale for exercising apparatus and form no part of the claimed design.