CH501997A - Halogen-filled electric light bulb - Google Patents

Halogen-filled electric light bulb

Info

Publication number
CH501997A
CH501997A CH1933469A CH1933469A CH501997A CH 501997 A CH501997 A CH 501997A CH 1933469 A CH1933469 A CH 1933469A CH 1933469 A CH1933469 A CH 1933469A CH 501997 A CH501997 A CH 501997A
Authority
CH
Switzerland
Prior art keywords
halogen
light bulb
electric light
filled electric
filled
Prior art date
Application number
CH1933469A
Other languages
German (de)
Inventor
Sugano Keiichi
Ohmori Takashi
Yuge Yoji
Original Assignee
Tokyo Shibaura Electric Co
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 Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Publication of CH501997A publication Critical patent/CH501997A/en

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
CH1933469A 1968-12-27 1969-12-29 Halogen-filled electric light bulb CH501997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43095779A JPS4826632B1 (en) 1968-12-27 1968-12-27

Publications (1)

Publication Number Publication Date
CH501997A true CH501997A (en) 1971-01-15

Family

ID=14146950

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1933469A CH501997A (en) 1968-12-27 1969-12-29 Halogen-filled electric light bulb

Country Status (6)

Country Link
US (1) US3619701A (en)
JP (1) JPS4826632B1 (en)
CH (1) CH501997A (en)
DE (1) DE1965229A1 (en)
FR (1) FR2027239A1 (en)
GB (1) GB1239120A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2009916C2 (en) * 1970-03-03 1985-05-30 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Halogen light bulb
GB1276828A (en) * 1970-10-15 1972-06-07 Thorn Electrical Ind Ltd Manufacture of tungsten halogen lamps
US3707643A (en) * 1971-06-30 1972-12-26 Westinghouse Electric Corp Halogen regenerative-cycle incandescent lamp
NL7207324A (en) * 1972-05-31 1973-12-04
DE2231520A1 (en) * 1972-06-28 1974-01-17 Philips Nv METHOD FOR MANUFACTURING AN ELECTRIC LIGHT BULB WITH EXTENDED LIFE AND / OR INCREASED LIGHT YIELD
JPS51121779A (en) * 1975-04-18 1976-10-25 Hitachi Ltd Method of producing gas insulation electric device
US4005324A (en) * 1976-03-17 1977-01-25 General Motors Corporation Tungsten-fluorine lamp with native retained oxygen therein and method of manufacture
HU207906B (en) * 1989-04-14 1993-06-28 Tungsram Reszvenytarsasag Method for making halogen- favourably fluor-filled incandescent lamp
JP2008507816A (en) * 2004-07-22 2008-03-13 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Halogen lamp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1925857A (en) * 1930-01-22 1933-09-05 Gen Electric Electric incandescent lamp
NL262249A (en) * 1960-03-11
NL135014C (en) * 1966-09-20
NL6614205A (en) * 1966-10-08 1968-04-09
US3453476A (en) * 1967-06-06 1969-07-01 Gen Electric Halogen regenerative cycle incandescent lamp

Also Published As

Publication number Publication date
US3619701A (en) 1971-11-09
FR2027239A1 (en) 1970-09-25
GB1239120A (en) 1971-07-14
JPS4826632B1 (en) 1973-08-13
DE1965229A1 (en) 1970-08-13

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Legal Events

Date Code Title Description
PL Patent ceased