JPS5853364U

JPS5853364U - stick light bulb

Info

Publication number: JPS5853364U
Application number: JP14394681U
Authority: JP
Inventors: 白岡　久広
Original assignee: ウシオ電機株式会社
Priority date: 1981-09-30
Filing date: 1981-09-30
Publication date: 1983-04-11

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図は従来複写機用棒状電球を示す略解図、第２図は
従来複写機用棒状電球を示す説明用平面図、第３図は第
２図の棒状電球のシール部の形成方法を示す説明図、第
４図は本考案棒状電球の実施例を示す説明用平面図、第
５図は第′４図の棒状電球のシール部の形成方法を示す
説明図である。１・・・封体、２・・・内部空間、３・・・フィラメン
ト、３１．３１’・・・フィラメントの外端部、４．４
′・・・内部リード棒、４１．４１’・・・内部リード
棒の外端部、５．５′・・・シール部、６．６′・・・
金属箔、６１．６１’・・・金属箔の内端縁、６２．６
２　　　−′・・・金属箔の内端部、７．７′・・・外
部リード棒。FIG. 1 is a schematic diagram showing a conventional rod-shaped light bulb for copying machines, FIG. 2 is an explanatory plan view showing a conventional rod-shaped light bulb for copying machines, and FIG. 3 shows a method for forming the seal portion of the rod-shaped light bulb of FIG. 2. FIG. 4 is an explanatory plan view showing an embodiment of the rod-shaped light bulb of the present invention, and FIG. 5 is an explanatory view showing a method of forming the seal portion of the rod-shaped light bulb of FIG. '4. DESCRIPTION OF SYMBOLS 1... Encapsulation, 2... Inner space, 3... Filament, 31.31'... Outer end of filament, 4.4
'... Internal lead rod, 41.41'... Outer end of internal lead rod, 5.5'... Seal portion, 6.6'...
Metal foil, 61.61'...Inner edge of metal foil, 62.6
2-'...Inner end of metal foil, 7.7'...Outer lead rod.

Claims

[Scope of utility model registration request]

A rod-shaped envelope, a metal foil embedded in the sealed portion of the envelope and whose inner edge is exposed to the interior space, and an internal lead rod whose outer end is connected to the inner end of the metal foil. and a filament whose outer end is connected to the inner end of the inner lead rod.