The ornamental design for an lotionpump, as shown and described.
FIG. 1 is a perspective view of the lotion pump according to the invention;
FIG. 2 is a top view of the lotion pump as shown in FIG. 1;
FIG. 3 is a side view of the lotion pump as shown in FIG. 1;
FIG. 4 is a front view of the lotion pump as shown in FIG. 1;
FIG. 5 is a side view of the lotion pump as shown in FIG. 1, shown from the opposite side as that shown in FIG. 3;
FIG. 6 is a rear view of the lotion pump as shown in FIG. 1; and,
FIG. 7 is a bottom view of the lotion pump as shown in FIG. 1.
The broken-line disclosure in the views is intended to represent a portion of the article in which the claimed design is embodied, but which forms no part of the claimed design.