JPS5564358A - Fluorescent lamp - Google Patents

Fluorescent lamp

Info

Publication number
JPS5564358A
JPS5564358A JP13831578A JP13831578A JPS5564358A JP S5564358 A JPS5564358 A JP S5564358A JP 13831578 A JP13831578 A JP 13831578A JP 13831578 A JP13831578 A JP 13831578A JP S5564358 A JPS5564358 A JP S5564358A
Authority
JP
Japan
Prior art keywords
phosphor
activated
terbium
phosphoric acid
inner face
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
JP13831578A
Other languages
Japanese (ja)
Inventor
Katsuo Murakami
Jiro Narita
Yoshinori Anzai
Hiroshi Ito
Sadaharu Doi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP13831578A priority Critical patent/JPS5564358A/en
Publication of JPS5564358A publication Critical patent/JPS5564358A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To decrease a discoloration during lighting as well as to heighten a color rendering and efficiency, by applying a plurality of phosphors to the specified amount and providing the prosphor layer in the inner face of glass bulb.
CONSTITUTION: At least one kind of those selected from europium activated yttrium oxide phosphor, terbium activated yttrium silicate phosphor, cerium terbium activated yttrium silicate phosphor and terbium activated cerium magnesium aluminate phosphor, and europium activated strontium chloroapatite phosphor, europium activated strontium boric phosphoric acid phosphor, antimony manganese activated calcium halogeno phosphoric acid phosphor, are applied to the specified amount to construct a phosphor layer 2 on the inner face of a glass bulb 1.
COPYRIGHT: (C)1980,JPO&Japio
JP13831578A 1978-11-09 1978-11-09 Fluorescent lamp Pending JPS5564358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13831578A JPS5564358A (en) 1978-11-09 1978-11-09 Fluorescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13831578A JPS5564358A (en) 1978-11-09 1978-11-09 Fluorescent lamp

Publications (1)

Publication Number Publication Date
JPS5564358A true JPS5564358A (en) 1980-05-15

Family

ID=15219012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13831578A Pending JPS5564358A (en) 1978-11-09 1978-11-09 Fluorescent lamp

Country Status (1)

Country Link
JP (1) JPS5564358A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5740853A (en) * 1980-08-22 1982-03-06 Nichia Denshi Kagaku Kk Mercury vapor discharge lamp
JPS5743350A (en) * 1980-08-29 1982-03-11 Mitsubishi Electric Corp Fluorescent lamp
JPS57180866A (en) * 1981-04-30 1982-11-08 Matsushita Electric Works Ltd Fluorescent lamp
JPH04108324U (en) * 1991-01-18 1992-09-18 日本パイプ製造株式会社 saddle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5740853A (en) * 1980-08-22 1982-03-06 Nichia Denshi Kagaku Kk Mercury vapor discharge lamp
JPS5743350A (en) * 1980-08-29 1982-03-11 Mitsubishi Electric Corp Fluorescent lamp
JPS57180866A (en) * 1981-04-30 1982-11-08 Matsushita Electric Works Ltd Fluorescent lamp
JPS6351347B2 (en) * 1981-04-30 1988-10-13 Matsushita Electric Works Ltd
JPH04108324U (en) * 1991-01-18 1992-09-18 日本パイプ製造株式会社 saddle

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