GB1325658A - Electric filament lamp - Google Patents

Electric filament lamp

Info

Publication number
GB1325658A
GB1325658A GB2295172A GB2295172A GB1325658A GB 1325658 A GB1325658 A GB 1325658A GB 2295172 A GB2295172 A GB 2295172A GB 2295172 A GB2295172 A GB 2295172A GB 1325658 A GB1325658 A GB 1325658A
Authority
GB
United Kingdom
Prior art keywords
filament lamp
brace
support
electric filament
filaments
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
GB2295172A
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 GB1325658A publication Critical patent/GB1325658A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body

Landscapes

  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB2295172A 1971-05-19 1972-05-16 Electric filament lamp Expired GB1325658A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106852A NL7106852A (enrdf_load_stackoverflow) 1971-05-19 1971-05-19

Publications (1)

Publication Number Publication Date
GB1325658A true GB1325658A (en) 1973-08-08

Family

ID=19813199

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2295172A Expired GB1325658A (en) 1971-05-19 1972-05-16 Electric filament lamp

Country Status (8)

Country Link
US (1) US3764845A (enrdf_load_stackoverflow)
BE (1) BE783623A (enrdf_load_stackoverflow)
CA (1) CA956692A (enrdf_load_stackoverflow)
DE (1) DE2223444A1 (enrdf_load_stackoverflow)
FR (1) FR2138148B1 (enrdf_load_stackoverflow)
GB (1) GB1325658A (enrdf_load_stackoverflow)
IT (1) IT955571B (enrdf_load_stackoverflow)
NL (1) NL7106852A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300553A (en) * 1995-03-10 1996-11-06 Ge Lighting Ltd Heat source terminal arrangement

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8004030A (nl) * 1980-07-14 1982-02-16 Philips Nv Elektrische gloeilamp.
US5146134A (en) * 1990-03-15 1992-09-08 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H. Halogen incandescent lamp, particularly for operation from power networks, and method of its manufacture
CA2082764C (en) * 1991-12-09 2002-06-04 Guenter E. Talmon-Gros Light bulb filament dampening system
EP1897117A2 (en) * 2005-06-24 2008-03-12 Koninklijke Philips Electronics N.V. Halogen incandescent lamp and method for manufacturing such a lamp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037217A (en) * 1934-04-17 1936-04-14 Heintz & Kaufman Ltd Cathode
US2218346A (en) * 1938-07-08 1940-10-15 Spaeth Charles Gas-filled incandescent electric lamp
US3590305A (en) * 1969-02-26 1971-06-29 Westinghouse Electric Corp Incandescent projection lamp having a prealigned proximity reflector and filament mount assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300553A (en) * 1995-03-10 1996-11-06 Ge Lighting Ltd Heat source terminal arrangement
GB2300553B (en) * 1995-03-10 1999-07-28 Ge Lighting Ltd Heat source

Also Published As

Publication number Publication date
FR2138148B1 (enrdf_load_stackoverflow) 1973-07-13
DE2223444A1 (de) 1972-11-30
FR2138148A1 (enrdf_load_stackoverflow) 1972-12-29
BE783623A (fr) 1972-11-17
IT955571B (it) 1973-09-29
US3764845A (en) 1973-10-09
NL7106852A (enrdf_load_stackoverflow) 1972-11-21
CA956692A (en) 1974-10-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee