Method of operating high-intensity arc discharge lamp
阅读：585发布：2021-10-25
专利汇可以提供Method of operating high-intensity arc discharge lamp专利检索，专利查询，专利分析的服务。并且The arc tube of a high-intensity arc discharge lamp is vertically operated and has an expanded section at or near its center in order to increase lamp efficiency by improving the convective flow pattern within the arc tube during normal lamp operation.，下面是Method of operating high-intensity arc discharge lamp专利的具体信息内容。
1. In a high-intensity arc discharge lamp having a generally tubular arc tube disposed within an outer envelope, the arc tube having an electrode at each end, the improvement which comprises an expanded section in the arc tube intermediate the electrodes, the shape of the expanded section being such as to eliminate radial convective flow between the upward and downward convective flows within the arc tube during normal lamp operation.
2. The lamp of claim 1 wherein said expanded section is near the center of the arc tube.
3. The lamp of claim 2 wherein the ratio of maximum to minimum diameter of said arc tube is about 1.4.
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