BE625922A - - Google Patents

Info

Publication number
BE625922A
BE625922A BE625922DA BE625922A BE 625922 A BE625922 A BE 625922A BE 625922D A BE625922D A BE 625922DA BE 625922 A BE625922 A BE 625922A
Authority
BE
Belgium
Application number
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.)
Publication of BE625922A publication Critical patent/BE625922A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K3/00Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/02Manufacture of incandescent bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Details (AREA)
  • Carbon And Carbon Compounds (AREA)
BE625922D 1961-12-13 BE625922A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US159100A US3287591A (en) 1961-12-13 1961-12-13 Tantalum carbide incandescent lamp and method of manufacture thereof

Publications (1)

Publication Number Publication Date
BE625922A true BE625922A (de)

Family

ID=22571087

Family Applications (1)

Application Number Title Priority Date Filing Date
BE625922D BE625922A (de) 1961-12-13

Country Status (4)

Country Link
US (1) US3287591A (de)
BE (1) BE625922A (de)
DE (1) DE1248799B (de)
GB (1) GB961640A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032809A (en) * 1966-03-21 1977-06-28 Westinghouse Electric Corporation Tantalum carbide or tantalum-alloy carbide filament mounting and method
JPS464029Y1 (de) * 1968-05-28 1971-02-12
US3548244A (en) * 1968-07-01 1970-12-15 British Lighting Ind Ltd Lamp having twin filaments and integral filament legs mounted in a bridge
US3792224A (en) * 1971-07-19 1974-02-12 Westinghouse Electric Corp Method for making non-tangling beaded filament coils
BE788518A (fr) * 1971-09-09 1973-03-07 Philips Nv Lampe a incandescence electrique
GB2192751B (en) * 1986-07-14 1991-02-13 Denki Kagaku Kogyo Kk Method of making a thermionic cathode structure.
US5148080A (en) * 1990-01-16 1992-09-15 Hilux Development Incandescent lamp filament incorporating hafnium
CN1096105C (zh) * 1995-10-20 2002-12-11 皇家菲利浦电子有限公司 电灯
DE102005057084A1 (de) * 2005-11-30 2007-05-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe mit carbidhaltigem Leuchtkörper
JP2010530604A (ja) * 2007-06-20 2010-09-09 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 炭化タンタルフィラメント電球及びその製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US479360A (en) * 1892-07-19 Henry green
US2175345A (en) * 1935-07-12 1939-10-10 Gen Electric Electric gaseous discharge device
US2542656A (en) * 1941-01-31 1951-02-20 Hartford Nat Bank & Trust Co Indirectly heated cathode
BE476887A (de) * 1942-08-10
US2434478A (en) * 1943-12-22 1948-01-13 Westinghouse Electric Corp Incandescent electric lamp and method
US2716714A (en) * 1951-08-20 1955-08-30 Westinghouse Electric Corp Incandescent electric lamp
US2961568A (en) * 1957-11-14 1960-11-22 Gen Electric Filament joint for incandescent lamps
US3022438A (en) * 1959-09-10 1962-02-20 Polaroid Corp Electric lamps

Also Published As

Publication number Publication date
US3287591A (en) 1966-11-22
GB961640A (en) 1964-06-24
DE1248799B (de)

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