Spirometer Cap

FIG. 1 is a top perspective view of a spirometer cap showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a rear 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.

In the drawings, the broken lines show a portion of the spirometer cap that is not a part of the claimed design. In addition, the spirometer cap is shown with a symbolic break in its length. The appearance of any portion of the article beyond the break line forms no part of the claimed design.