I claim the ornamental design for an upper part for helmet shield, as shown and described.
FIG. 1 is a front elevational view of an upper part for helmet shield showing my new design, with the upper part attached to the helmet shield shown in broken lines;
FIG. 2 is a back view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a cross sectional view taken in the A—A line of FIG. 1;
FIG. 8 is a partially enlarged view of FIG. 7; and,
FIG. 9 is a top front perspective view of FIG. 1.
The portions shown by broken lines are for illustrative purposes only and form no part of the claimed design.