GB918753A - Improvements relating to electric lamps - Google Patents

Improvements relating to electric lamps

Info

Publication number
GB918753A
GB918753A GB37700/61A GB3770061A GB918753A GB 918753 A GB918753 A GB 918753A GB 37700/61 A GB37700/61 A GB 37700/61A GB 3770061 A GB3770061 A GB 3770061A GB 918753 A GB918753 A GB 918753A
Authority
GB
United Kingdom
Prior art keywords
tube
pinch
contact
stem
exhaust tube
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
GB37700/61A
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 Electrical Industries Ltd
Original Assignee
Philips Electrical 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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB918753A publication Critical patent/GB918753A/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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
GB37700/61A 1960-10-24 1961-10-20 Improvements relating to electric lamps Expired GB918753A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL257189 1960-10-24

Publications (1)

Publication Number Publication Date
GB918753A true GB918753A (en) 1963-02-20

Family

ID=19752656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37700/61A Expired GB918753A (en) 1960-10-24 1961-10-20 Improvements relating to electric lamps

Country Status (7)

Country Link
US (1) US3265922A (enrdf_load_stackoverflow)
CH (1) CH396206A (enrdf_load_stackoverflow)
DE (1) DE1903095U (enrdf_load_stackoverflow)
ES (1) ES271404A1 (enrdf_load_stackoverflow)
FR (1) FR1304416A (enrdf_load_stackoverflow)
GB (1) GB918753A (enrdf_load_stackoverflow)
NL (1) NL257189A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3857056A (en) * 1973-10-26 1974-12-24 Gen Motors Corp Wedge base light bulb
US4020382A (en) * 1975-12-19 1977-04-26 North American Philips Corporation Lamp having screw base
US4061943A (en) * 1976-08-16 1977-12-06 Gte Sylvania Incorporated Cathode ray tube with supported conductor extending through exhaust tubulation
CA2147517C (en) * 1994-04-25 2006-03-21 Walter Newman Lampholder with mogul base
TW315485B (enrdf_load_stackoverflow) * 1995-10-26 1997-09-11 Philips Electronics Nv
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US770223A (en) * 1904-03-17 1904-09-13 Francis M F Cazin Incandescent-lamp bulb.
BE402627A (enrdf_load_stackoverflow) * 1933-04-15
US2153398A (en) * 1936-10-03 1939-04-04 Gen Electric Electric lamp
US2188298A (en) * 1937-07-02 1940-01-30 William J Hitchcock Seal for evacuated devices
US2950417A (en) * 1958-08-08 1960-08-23 Gen Electric Series electric lamp

Also Published As

Publication number Publication date
US3265922A (en) 1966-08-09
NL257189A (enrdf_load_stackoverflow)
CH396206A (de) 1965-07-31
DE1903095U (de) 1964-10-29
ES271404A1 (es) 1962-03-16
FR1304416A (fr) 1962-09-21

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