JPS59103366U

JPS59103366U - fluorescent lamp

Info

Publication number: JPS59103366U
Application number: JP19989082U
Authority: JP
Inventors: 博司今村
Original assignee: 松下電工株式会社
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のけい光ランプの斜視図、第２図は同上の
平面図、第３図は本考案の第１実施例に係る要部断面図
、第４図ａは第２実施例に係る要部断面図、第４図すは
第２実施例の異なる構成の要部拡大断面図、第５図ａは
第３実施例に係る断面図、第５図すは同上の口金部の平
面図、第６図は第４実施例に係る要部断面図である。１・・・外管、２・・・ステム、３．３′・・・内管、
４・・・スペーサ、１３・・・可視光線反射膜。Fig. 1 is a perspective view of a conventional fluorescent lamp, Fig. 2 is a plan view of the same as above, Fig. 3 is a sectional view of main parts according to the first embodiment of the present invention, and Fig. 4a is a diagram showing the second embodiment. FIG. 4 is an enlarged sectional view of the main part of a different configuration of the second embodiment, FIG. 5a is a sectional view of the third embodiment, and FIG. 6 are sectional views of main parts according to the fourth embodiment. 1... Outer tube, 2... Stem, 3.3'... Inner tube,
4... Spacer, 13... Visible light reflecting film.

Claims

[Scope of utility model registration request]

A fluorescent lamp with a double tube structure in which a bendable inner tube is housed in an airtight space formed by an outer tube and a stem, and the inner tube serves as a discharge path, wherein at least the stem is provided with a visible light reflecting film. A fluorescent lamp featuring