Battery charger

FIG. 1 is a front, right, and bottom perspective view of a battery charger in accordance with a first embodiment of our new design;

FIG. 2 is a front elevational view of the battery charger in accordance with the first embodiment of our new design;

FIG. 3 is a rear elevational view of the battery charger in accordance with the first embodiment of our new design;

FIG. 4 is a top plan view of the battery charger in accordance with the first embodiment of our new design;

FIG. 5 is a bottom plan view of the battery charger in accordance with the first embodiment of our new design;

FIG. 6 is a left side elevational view of the battery charger in accordance with the first embodiment of our new design;

FIG. 7 is a right side elevational view of the battery charger in accordance with the first embodiment of our new design;

FIG. 8 is a front, right, and bottom perspective view of a battery charger in accordance with a second embodiment of our new design;

FIG. 9 is a front elevational view of the battery charger in accordance with the second embodiment of our new design;

FIG. 10 is a rear elevational view of the battery charger in accordance with the second embodiment of our new design;

FIG. 11 is a top plan view of the battery charger in accordance with the second embodiment of our new design;

FIG. 12 is a bottom plan view of the battery charger in accordance with the second embodiment of our new design;

FIG. 13 is a left side elevational view of the battery charger in accordance with the second embodiment of our new design; and,

FIG. 14 is a right side elevational view of the battery charger in accordance with the second embodiment of our new design.

The broken lines in the drawings illustrate portions of the battery charger which form no part of the claimed design.