Aluminum oxide ceramic halide lamp arc tube

• Main Authors: WANG JIEQIANG, WANG ZHONGJIE, LIN HANBANG, LV GUANJUN, WANG JIEYUAN
• Format: Patent
• Language: Chinese; English
• Published: 19.12.2012
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS; ELECTRICITY

The utility model relates to an aluminum oxide ceramic halide lamp arc tube, comprising a semitransparent aluminum oxide ceramic tube body and a pair of electrodes. The semitransparent aluminum oxide ceramic tube body is composed of a cylindrical hollow tube body and two end parts, the two end parts are in circular arc engagement with the tube body, each of the end parts comprises a ceramic plug and a straight tail tube, the inner diameter of the straight tail tube is communicated with the cylindrical hollow tube body via the ceramic plug, the pair of electrodes respectively extend into the tail tubes of the two end parts, the electrode at the upper end part extends into the cylindrical hollow tube body, and the top end of the electrode at the lower end part is located in the tail tube of the same lower end part.