JPS60105066U

JPS60105066U - fluorescent lamp device

Info

Publication number: JPS60105066U
Application number: JP19694683U
Authority: JP
Inventors: 秀徳伊藤
Original assignee: 東芝ライテック株式会社
Priority date: 1983-12-21
Filing date: 1983-12-21
Publication date: 1985-07-17

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図ないし第３図は本考案の技術的背景および一実施
例を共通して示すもので、第１図は装置全体の断面図、
第２図は第１図中■−■線に沿う断面図、第３図は点灯
方向を反転した状態の断面図、第４図は本考案の一実施
例を示す断面図である。２・・・口金、４・・・外囲器、５・・・けい光ランプ
、５ａ・・・発光管、訃・・両端部、１５・・・ステム
、１７・・・ステム管部、１９・・・電極フィラメント
、２０・・・金属体。1 to 3 commonly show the technical background and one embodiment of the present invention, and FIG. 1 is a sectional view of the entire device;
FIG. 2 is a sectional view taken along line 1--2 in FIG. 1, FIG. 3 is a sectional view with the lighting direction reversed, and FIG. 4 is a sectional view showing an embodiment of the present invention. 2... Base, 4... Envelope, 5... Fluorescent lamp, 5a... Arc tube, butt... Both ends, 15... Stem, 17... Stem tube part, 19 ... Electrode filament, 20 ... Metal body.

Claims

[Scope of utility model registration request]

(1) A fluorescent lamp equipped with an arc tube formed by supporting an electrode filament in the stem tube portion of a stem sealed at both ends is housed in an envelope equipped with a cap, and inside this arc tube A metal body that forms an amalgam by combining with mercury sealed in the amalgam or arc tube is movably enclosed, and this amalgam or metal body moves in and out of the gap between the inner surface of the arc tube and the stem tube part. A fluorescent lamp device characterized in that it can be formed.

(2) The fluorescent light according to claim (1) of the utility model registration claim, characterized in that the amalgam or metal body has a substantially spherical shape, and its diameter is defined as d<'' when d1 is the gap dimension of 9. lamp device.