Incubator

FIG. 1 is a top, front, left side perspective view of an incubator showing my new design;

FIG. 2 is a bottom, front, right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof,

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a perspective view of an incubator which is decomposed state.

The broken lines show features of the incubator that form no part of the claimed design.