JPS52103882A - Incandescent electric lamp - Google Patents

Incandescent electric lamp

Info

Publication number
JPS52103882A
JPS52103882A JP1880776A JP1880776A JPS52103882A JP S52103882 A JPS52103882 A JP S52103882A JP 1880776 A JP1880776 A JP 1880776A JP 1880776 A JP1880776 A JP 1880776A JP S52103882 A JPS52103882 A JP S52103882A
Authority
JP
Japan
Prior art keywords
electric lamp
lamp
incandescent electric
incandescent
molecular substance
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.)
Granted
Application number
JP1880776A
Other languages
Japanese (ja)
Other versions
JPS544189B2 (en
Inventor
Akihiro Inoue
Toshihiko Ishigami
Takaro Shintani
Atsushi Saida
Hiromoto Sasaki
Satoshi Nagano
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 JP1880776A priority Critical patent/JPS52103882A/en
Publication of JPS52103882A publication Critical patent/JPS52103882A/en
Publication of JPS544189B2 publication Critical patent/JPS544189B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To increase efficiency of an incandescent lamp and to prolong a life of the lamp, by keeping a molecular substance at a vapore pressure of 20 - 76,000 mmHg in lighting condition, in the incandescent electric lamp in which a molecular substance emitting light by thermal excitation in a transparent container.
COPYRIGHT: (C)1977,JPO&Japio
JP1880776A 1976-02-25 1976-02-25 Incandescent electric lamp Granted JPS52103882A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1880776A JPS52103882A (en) 1976-02-25 1976-02-25 Incandescent electric lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1880776A JPS52103882A (en) 1976-02-25 1976-02-25 Incandescent electric lamp

Publications (2)

Publication Number Publication Date
JPS52103882A true JPS52103882A (en) 1977-08-31
JPS544189B2 JPS544189B2 (en) 1979-03-03

Family

ID=11981853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1880776A Granted JPS52103882A (en) 1976-02-25 1976-02-25 Incandescent electric lamp

Country Status (1)

Country Link
JP (1) JPS52103882A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06132018A (en) * 1990-10-25 1994-05-13 Fusion Syst Corp Electrodeless lamp device
US5866980A (en) * 1990-10-25 1999-02-02 Fusion Lighting, Inc. Sulfur/selenium lamp with improved characteristics
US6020676A (en) * 1992-04-13 2000-02-01 Fusion Lighting, Inc. Lamp with light reflection back into bulb

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06132018A (en) * 1990-10-25 1994-05-13 Fusion Syst Corp Electrodeless lamp device
US5866980A (en) * 1990-10-25 1999-02-02 Fusion Lighting, Inc. Sulfur/selenium lamp with improved characteristics
US6020676A (en) * 1992-04-13 2000-02-01 Fusion Lighting, Inc. Lamp with light reflection back into bulb
US6072268A (en) * 1992-04-13 2000-06-06 Fusion Lighting, Inc. Lamp apparatus and method for re-using waste light

Also Published As

Publication number Publication date
JPS544189B2 (en) 1979-03-03

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