Combined water tank and trough

FIG. 1 is an isometric view of a combined water tank and trough showing my new design;

FIG. 2 is a left side elevation thereof;

FIG. 3 is a right side elevation thereof.

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevation thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a rear elevation thereof.

The fragmentary broken line representation _of a horse trailer in FIG. 1 is for purposes _of illustration only.