The ornamental design for a batteryhousing for an umbrella, as shown and described.
FIG. 1 shows a perspective view of a battery housing for an umbrella.
FIG. 2 shows a first side view of FIG. 1.
FIG. 3 shows a second side view of FIG. 1, rotated ½ of a turn relative to the first side view in FIG. 2.
FIG. 4 shows a third side view of FIG. 1, rotated ¼ of a turn clockwise relative to the first side view in FIG. 2.
FIG. 5 shows a fourth side view of FIG. 1, rotated ¼ of a turn counterclockwise relative to the first side view in FIG. 2.
FIG. 6 shows a top view of FIG. 1; and,
FIG. 7 shows a perspective view of FIG. 1 in use with an umbrella.
The broken line features on the battery housing represent portions of the article and form no part of the claimed design. All remaining broken lines including the pole, table, and umbrella head represent environment and form no part of the claimed design.