Patent ID: 7683546
Filing Date: 2010-03-23
Classification: H01J

Abstract:
1. A sulfur lamp, comprising: a power supply that supplies electrical power; a transparent bulb having a space provided therein, wherein sulfur is contained in the space and the transparent bulb is made of quartz; a plurality of electrode tubes provided within the transparent bulb; and a plurality of electrodes encapsulated by the plurality of electrode tubes, wherein one end of each electrode is connected to the power supply such that the sulfur is excited by an electric discharge thereby emitting light, wherein the transparent bulb is formed as a single body having the space therein, and each of the electrode tubes is formed as a single body having respective electrodes buried therein, wherein the plurality of electrode tubes are disposed to be overlapped with each other in a lengthwise direction, and are provided in parallel with each other inside of the transparent bulb, and wherein outside surfaces of the electrode tubes are fixedly in contact with and parallel to each other, and wherein the outside surfaces of the electrode tubes are fixedly in contact with and parallel to an inside surface of the bulb.