GB976634A - Improvements relating to electric lamps - Google Patents

Improvements relating to electric lamps

Info

Publication number
GB976634A
GB976634A GB15466/61A GB1546661A GB976634A GB 976634 A GB976634 A GB 976634A GB 15466/61 A GB15466/61 A GB 15466/61A GB 1546661 A GB1546661 A GB 1546661A GB 976634 A GB976634 A GB 976634A
Authority
GB
United Kingdom
Prior art keywords
lead wire
neck portion
neck
lamp
foil
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
GB15466/61A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB976634A publication Critical patent/GB976634A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S439/00—Electrical connectors
    • Y10S439/931—Conductive coating

Landscapes

  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB15466/61A 1960-05-02 1961-04-28 Improvements relating to electric lamps Expired GB976634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL251140 1960-05-02

Publications (1)

Publication Number Publication Date
GB976634A true GB976634A (en) 1964-12-02

Family

ID=19752309

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15466/61A Expired GB976634A (en) 1960-05-02 1961-04-28 Improvements relating to electric lamps

Country Status (7)

Country Link
US (1) US3162502A (enrdf_load_stackoverflow)
CH (1) CH392685A (enrdf_load_stackoverflow)
DE (1) DE1258979B (enrdf_load_stackoverflow)
ES (1) ES266998A1 (enrdf_load_stackoverflow)
GB (1) GB976634A (enrdf_load_stackoverflow)
NL (1) NL105845C (enrdf_load_stackoverflow)
OA (1) OA00756A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020382A (en) * 1975-12-19 1977-04-26 North American Philips Corporation Lamp having screw base
DE3400449A1 (de) * 1984-01-09 1985-07-18 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektrische lampe mit in einem huelsenfoermigen sockel gelagerten quetschfuss
US7234973B1 (en) 2006-03-23 2007-06-26 Shelly Mark E Lighting system having modified light bulb base and luminare socket for preventing the selection of an over wattage light bulb and method of forming same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1437723A (en) * 1920-10-28 1922-12-05 Daniel R Coughlin Theftproof electric-light bulb
US1650289A (en) * 1926-12-10 1927-11-22 James B Mcginley Incandescent electric lamp
US1794877A (en) * 1928-03-26 1931-03-03 Kulp Theftproof Lamp Company Theftproof-lamp construction
GB354271A (en) * 1929-05-24 1931-08-04 Gen Electric Co Ltd Improvements in the manufacture of electric incandescent lamps
US1925986A (en) * 1932-11-25 1933-09-05 Gen Electric Electric lamp or similar device
DE749962C (de) * 1940-07-07 1944-12-08 Verfahren zur Herstellung der das Elektrodensystem von elektrischen Gluehlampen, Elektronenroehren u. dgl. einschliessenden Glashuelle
US2359483A (en) * 1942-10-17 1944-10-03 Gen Electric Vitreous electrical device and its fabrication
US2385634A (en) * 1943-07-21 1945-09-25 Gen Electric Base for electric lamps or similar devices

Also Published As

Publication number Publication date
OA00756A (fr) 1967-07-15
DE1258979B (de) 1968-01-18
CH392685A (de) 1965-05-31
US3162502A (en) 1964-12-22
NL105845C (enrdf_load_stackoverflow)
ES266998A1 (es) 1961-08-16

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