发明名称 FACE GLASS FOR FLUORESCENT CHARACTER DISPLAY TUBE
摘要 PROBLEM TO BE SOLVED: To provide face glass for a fluorescent character display tube, which keeps enough a dead space inside the fluorescent character display tube without changing outline dimensions of the fluorescent character display tube. SOLUTION: The face glass for the fluorescent character display tube comprises, front glass, spacer glass which is sealed to the periphery of the front glass in a prescribed thickness, and an exhaust tube which is fixed with frits to an opening which is formed at a side of the spacer glass, wherein the opening has a stopper which prevents the end surface of the exhaust tube from jutting out inside the inner peripheral surface of the spacer glass. COPYRIGHT: (C)2003,JPO
申请公布号 JP2003187727(A) 申请公布日期 2003.07.04
申请号 JP20010385873 申请日期 2001.12.19
申请人 NORITAKE ITRON CORP 发明人 NISHIZAWA KAZUNOBU
分类号 H01J31/15;(IPC1-7):H01J31/15 主分类号 H01J31/15
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