FIG. 1 is a perspective view of a first embodiment of an LED bulb heatsink;
FIG. 2 is a side view of the first embodiment;
FIG. 3 is a top view of the first embodiment;
FIG. 4 is a bottom view of the first embodiment;
FIG. 5 is a perspective view of a second embodiment of an LED bulb heatsink;
FIG. 6 is a side view of the second embodiment;
FIG. 7 is a top view of the second embodiment;
FIG. 8 is a bottom view of the second embodiment;
FIG. 9 is a perspective view of a third embodiment of an LED bulb heatsink;
FIG. 10 is a side view of the third embodiment;
FIG. 11 is a top view of the third embodiment;
FIG. 12 is a bottom view of the third embodiment;
FIG. 13 is a perspective view of a fourth embodiment of an LED bulb heatsink;
FIG. 14 is a side view of the fourth embodiment;
FIG. 15 is a top view of the fourth embodiment; and,
FIG. 16 is a bottom view of the fourth embodiment.
The broken line showing of the bulb portion is included for the purpose of illustrating only and forms no part of the claimed design.