Umbrella base

Description

FIG. 1 is a perspective view of an umbrella base showing my new 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 lines shown in the drawings depict portions of the umbrella base that form no part of the claimed design.

Claims

The ornamental design for an umbrella base, as shown and described.