GB1337400A - Electric incandescent lamp - Google Patents

Electric incandescent lamp

Info

Publication number
GB1337400A
GB1337400A GB6125870A GB6125870A GB1337400A GB 1337400 A GB1337400 A GB 1337400A GB 6125870 A GB6125870 A GB 6125870A GB 6125870 A GB6125870 A GB 6125870A GB 1337400 A GB1337400 A GB 1337400A
Authority
GB
United Kingdom
Prior art keywords
boron tribromide
electric incandescent
incandescent lamp
dec
hydrogen
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.)
Expired
Application number
GB6125870A
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.)
Iwasaki Denki KK
Original Assignee
Iwasaki Denki KK
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 Iwasaki Denki KK filed Critical Iwasaki Denki KK
Publication of GB1337400A publication Critical patent/GB1337400A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Discharge Lamp (AREA)

Abstract

1337400 Electric incandescent lamps IWASAKI DENKI KK 23 Dec 1970 [29 Dec 1969] 61258/70 Heading H1F A tungsten-halogen lamp is filled with a mixture containing an inert gas, boron tribromide and hydrogen. The amount of boron tribromide is preferably in the range of 0À8 x 10<SP>-7</SP> to 2À0 Î 10<SP>-5</SP> gram.-molecule per c.c. of bulb volume and the mole ratio of hydrogen to boron tribromide lies between 0 and 9.
GB6125870A 1969-12-29 1970-12-23 Electric incandescent lamp Expired GB1337400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44105138A JPS4816558B1 (en) 1969-12-29 1969-12-29

Publications (1)

Publication Number Publication Date
GB1337400A true GB1337400A (en) 1973-11-14

Family

ID=14399374

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6125870A Expired GB1337400A (en) 1969-12-29 1970-12-23 Electric incandescent lamp

Country Status (6)

Country Link
JP (1) JPS4816558B1 (en)
BE (1) BE760847A (en)
CH (1) CH533359A (en)
FR (1) FR2074275A5 (en)
GB (1) GB1337400A (en)
NL (1) NL153022B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743802A (en) * 1983-01-29 1988-05-10 Thorn Emi Plc Tungsten halogen incandescent lamp with arc preventing fill

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532229Y2 (en) * 1975-06-03 1980-07-31
JPS529258A (en) * 1975-07-10 1977-01-24 Takeyoshi Hara Suspension beam
JPH05134422A (en) * 1991-11-12 1993-05-28 Fuji Photo Film Co Ltd Printing plate carrying device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743802A (en) * 1983-01-29 1988-05-10 Thorn Emi Plc Tungsten halogen incandescent lamp with arc preventing fill

Also Published As

Publication number Publication date
BE760847A (en) 1971-05-27
DE2063530A1 (en) 1971-07-22
NL153022B (en) 1977-04-15
FR2074275A5 (en) 1971-10-01
CH533359A (en) 1973-01-31
JPS4816558B1 (en) 1973-05-23
DE2063530B2 (en) 1972-07-27
NL7018714A (en) 1971-07-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee