Patent ID: 8319406

Claim:
A lighting device for insertion into a socket, comprising a sealed, at least partially transparent casing; and, disposed within the casing: a light source having opposing a first and a second faces and configured to emit light substantially from the first face; and a ventilation unit, the ventilation unit proximate to said second face and configured for generating a gas flow to said first face for transporting heat generated by the light source to an inner surface of the casing; said casing forming a conical shape wherein a first region has a smaller diameter relative to a second region and adjacent a mounting unit, said second region having a planar circular completion; said first region cooler than said second region when said lighting device is in operation; said first region adjacent said mounting unit and positioned between said ventilation unit and said mounting unit; said second region having said first face of said light source said first face operating at a higher temperature than said second face; said first region spatially separated from said second region.