FIG. 1 is a left side and front perspective view of a head restraint device, in a first position;
FIG. 2 is a left side perspective view of a head restraint device as seen in FIG. 1;
FIG. 3 is a right side perspective view of a head restraint device as seen in FIG. 1;
FIG. 4 is a rear perspective view of a head restraint device as seen in FIG. 1;
FIG. 5 is a top plan view of a head restraint device as seen in FIG. 1;
FIG. 6 is a front view of a head restraint device, in a second position;
FIG. 7 is a left side view of a head restraint device as seen in FIG. 6;
FIG. 8 is a right side view of a head restraint device as seen in FIG. 6;
FIG. 9 is a top plan view of a head restraint device as seen in FIG. 6;
FIG. 10 is a front perspective view of a head restraint device, in a third position;
FIG. 11 is a rear perspective view of a head restraint device as seen in FIG. 10;
FIG. 12 is a front view of a head restraint device, in a fourth position; and,
FIG. 13 is a rear perspective view of a head restraint device as seen in FIG. 12.