Power adapter

FIG. 1 is a top, front, right side perspective view of a power adapter, showing our new design;

FIG. 2 is a rear, left side perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a front side view thereof.

The broken line drawing of the Apple logo (""), a trademark owned by Apple Computer, Inc., in FIGS. 1, 2, and 3, is for illustrative purposes only and forms no part of the claimed design.

The broken line drawing of an oval shape in FIG. 4 is for illustrative purposes only and forms no part of the claimed design.