The ornamental designs for hockey training devices, as shown and described.
FIG. 1 a perspective view of a hockey training device according to the present invention;
FIG. 2 is a top elevational view of the hockey training device shown in FIG. 1.
FIG. 3 is a front elevational view of the hockey training device shown in FIG. 1.
FIG. 4 is a bottom elevational view of the hockey training device shown in FIG. 1.
FIG. 5 is a side elevational view of the hockey training device shown in FIG. 1, wherein an opposing side elevational view of the hockey training device is substantially identical.
FIG. 6 is a rear elevational view of the hockey training device shown in FIG. 1.
FIG. 7 is a perspective view of a second embodiment of a hockey training device;
FIG. 8 is a top elevational view of the hockey training device shown in FIG. 7.
FIG. 9 is a perspective view of a third embodiment of a hockey training device; and,
FIG. 10 is a top elevational view of the hockey training device shown in FIG. 9.