Soap pump

FIG. 1 is a top, front, left-side perspective view of a soap pump embodying our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken-line disclosure in the views is understood to represent portions of the article which form no part of the claimed design.