JPS59103364U

JPS59103364U - discharge lamp

Info

Publication number: JPS59103364U
Application number: JP19877882U
Authority: JP
Inventors: 中野　志津雄
Original assignee: 三菱電機株式会社
Priority date: 1982-12-27
Filing date: 1982-12-27
Publication date: 1984-07-11

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の放電ランプを示す斜視図、第２図はこの
考案の放電ランプの一実施例を示す要部断面図、第３図
は内管支持体を示す斜視図である。図において１は外管バルブ、３１．３２は電極、４１．
４２は内管、８は螢光体層、１０はリード線、１１は内
管支持体である。なお、各図中同一符号は同一または相
当部分を示すものとする。FIG. 1 is a perspective view of a conventional discharge lamp, FIG. 2 is a cross-sectional view of a main part of an embodiment of the discharge lamp of this invention, and FIG. 3 is a perspective view of an inner tube support. In the figure, 1 is an outer bulb, 31.32 is an electrode, and 41.
42 is an inner tube, 8 is a phosphor layer, 10 is a lead wire, and 11 is an inner tube support. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A light-transmitting outer bulb sealed with mercury and a rare gas sealed inside, a pair of electrodes implanted at the bottom of the outer bulb, and a fluorescent light on the inner surface disposed inside the outer bulb. It is made of a glass tube having a body layer, one end of which surrounds one of the pair of electrodes in an airtight manner, and the other end of which has an inner tube that is open within the outer tube, and is fixed to the lead wire of the electrode, A discharge lamp characterized in that an inner tube support is provided which abuts the inside of the inner tube.