US D412869 S
FIG. 1 is a perspective view of an automatic wheelchair safety brake showing my new design;
FIG. 2 is a right view thereof;
FIG. 3 is a left view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a rear view thereof.
The broken-line showing of environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.