Adapter

FIG. 1 is a perspective view of a first embodiment of an adapter showing our new design; FIG. 2 is another perspective view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left side elevation view thereof; FIG. 6 is a right side elevation view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; FIG. 9 is a perspective view of a second embodiment of an adapter showing our new design; FIG. 10 is another perspective view thereof; FIG. 11 is a front elevational view thereof; FIG. 12 is a rear elevational view thereof; FIG. 13 is a left side elevational view thereof; FIG. 14 is a right side elevational view thereof; FIG. 15 is a top plan view thereof; FIG. 16 is a bottom plan view thereof; FIG. 17 is a perspective view of a third embodiment of an adapter showing our new design; FIG. 18 is another perspective view thereof; FIG. 19 is a front elevational view thereof; FIG. 20 is a rear elevational view thereof; FIG. 21 is a left side elevational view thereof; FIG. 22 is a right side elevational view thereof; FIG. 23 is a top plan view thereof; and, FIG. 24 is a bottom plan view thereof. The broken lines illustrate portions of the adapter that form no part of the claimed design. The drawings contain a symbolic break in its length and the portion between the break lines forms no part of the claimed design.