FIG. 1 is a front perspective view of a convertible seat embodying my new design;

FIG. 2 is a front perspective view of a second embodiment of the convertible seat shown in FIG. 1;

FIG. 3 is a front perspective view of a third embodiment of the convertible seat shown in FIG. 1;

FIG. 4 is a front perspective view of a fourth embodiment of the convertible seat shown in FIG. 1;

FIG. 5 is a front perspective view of the convertible seat shown in FIGS. 1 and 3 converted into a bed or similar unit of furniture;

FIG. 6 is a front perspective view taken from the opposite side of FIG. 5 of the convertible seat of FIGS. 1 and 3 converted into a bed or similar unit of furniture;

FIG. 7 is a front perspective view of the convertible seat of FIGS. 2 and 4 converted into a bed or similar unit of furniture; and

FIG. 8 is a front perspective view taken from the opposite side of FIG. 7 of the convertible seat of FIGS. 2 and 4 converted into a bed or similar unit of furniture.

The rear surfaces of the convertible seat not visible in FIGS. 1-8 are substantially plain and unornamented.