Hermetic end seals for envelope of a metal vapor lamp
    40.
    发明授权
    Hermetic end seals for envelope of a metal vapor lamp 失效
    用于金属蒸气灯的包装的封闭端盖

    公开(公告)号:US3716744A

    公开(公告)日:1973-02-13

    申请号:US3716744D

    申请日:1971-08-13

    CPC classification number: H01J61/36 H01J5/26 H01J2893/0041

    Abstract: An alkali-metal-vapor discharge lamp has an inner vitreous material hermetic seal between an electrode stem and translucent tubular envelope and an outer metal seal between a metal end cap and the envelope. The cap is also sealed to the stem which extends from the tube.

    Abstract translation: 碱金属蒸气放电灯在电极杆和半透明管状外壳之间具有内部玻璃状物质密封,以及金属端盖和外壳之间的外部金属密封。 盖子也密封到从管延伸的杆上。

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