Patent ID: 8292477

Claim:
A lamp structure comprising: a transparent cap; a lamp housing having a plurality of heat dissipating fins annularly arranged around the lamp housing, one end of each of the heat dissipating fins adjacent to the transparent cap having a groove, the transparent cap covering a top of the groove; a ring section connecting the end of each of the heat dissipating fins adjacent to the transparent cap; a separating pad disposed on a bottom of the groove and extending along a sidewall of the groove to a region below the transparent cap, such that a separating wall is formed; and a lamp board having a plurality of light emitting diode devices and disposed in a containing space between the transparent cap and the separating pad to preclude damages caused by electrostatic discharge, wherein the separating pad is positioned between the lamp board and the bottom of the lamp housing by the transparent cap contacting the light emitting diode devices.