The ornamental design for a valveelement for rotaryvalve, as shown and described.
FIG. 1 is a front, top and right side perspective view of a valve element for a rotary valve showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a back elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a cross section taken across FIG. 5 along line 7-7;
FIG. 8 is a cross section taken across FIG. 2 along line 8-8; and,
FIG. 9 is a cross section taken across FIG. 2 along line 9-9.
The broken lines in the drawings represent unclaimed environment and form no part of the claimed design. The dash-dot broken lines define the boundaries of the claimed design and form no part thereof.