JPS52152674A - Fluorescent lamp - Google Patents

Fluorescent lamp

Info

Publication number
JPS52152674A
JPS52152674A JP6943076A JP6943076A JPS52152674A JP S52152674 A JPS52152674 A JP S52152674A JP 6943076 A JP6943076 A JP 6943076A JP 6943076 A JP6943076 A JP 6943076A JP S52152674 A JPS52152674 A JP S52152674A
Authority
JP
Japan
Prior art keywords
fluorescent lamp
aperture
film
inceasingly
windened
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6943076A
Other languages
Japanese (ja)
Inventor
Sadata Ikeda
Shinichi Tsunekawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6943076A priority Critical patent/JPS52152674A/en
Publication of JPS52152674A publication Critical patent/JPS52152674A/en
Pending legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

PURPOSE: To improve characteristics of brightness distribution of a fluorescent lamp, by providing a reflecting film on a whole periphery at an bulb end inclining a degree of aperture so that the aperture is windened inceasingly as the film nears the center.
COPYRIGHT: (C)1977,JPO&Japio
JP6943076A 1976-06-14 1976-06-14 Fluorescent lamp Pending JPS52152674A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6943076A JPS52152674A (en) 1976-06-14 1976-06-14 Fluorescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6943076A JPS52152674A (en) 1976-06-14 1976-06-14 Fluorescent lamp

Publications (1)

Publication Number Publication Date
JPS52152674A true JPS52152674A (en) 1977-12-19

Family

ID=13402393

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6943076A Pending JPS52152674A (en) 1976-06-14 1976-06-14 Fluorescent lamp

Country Status (1)

Country Link
JP (1) JPS52152674A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63174161U (en) * 1986-12-24 1988-11-11
JPH01106064U (en) * 1988-01-08 1989-07-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63174161U (en) * 1986-12-24 1988-11-11
JPH01106064U (en) * 1988-01-08 1989-07-17

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