Pump head

FIG. 1 is a perspective view of a pump head showing our new design;

FIG. 2 is a back view of the pump head shown in FIG. 1 ;

FIG. 3 is a right side view of the pump head shown in FIG. 1 ;

FIG. 4 is a left side view of the pump head shown in FIG. 1 ; and,

FIG. 5 is a top view of the pump head shown in FIG. 1 .

The broken lines in the drawings illustrate portions of the pump head that form no part of the claimed design.