GB1336381A - Electric incandescent filament lamp - Google Patents

Electric incandescent filament lamp

Info

Publication number
GB1336381A
GB1336381A GB3063871A GB3063871A GB1336381A GB 1336381 A GB1336381 A GB 1336381A GB 3063871 A GB3063871 A GB 3063871A GB 3063871 A GB3063871 A GB 3063871A GB 1336381 A GB1336381 A GB 1336381A
Authority
GB
United Kingdom
Prior art keywords
electric incandescent
filament lamp
incandescent filament
envelope
groove
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
GB3063871A
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 GB1336381A publication Critical patent/GB1336381A/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

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB3063871A 1970-07-03 1971-06-30 Electric incandescent filament lamp Expired GB1336381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7009852A NL7009852A (pm) 1970-07-03 1970-07-03

Publications (1)

Publication Number Publication Date
GB1336381A true GB1336381A (en) 1973-11-07

Family

ID=19810498

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3063871A Expired GB1336381A (en) 1970-07-03 1971-06-30 Electric incandescent filament lamp

Country Status (7)

Country Link
US (1) US3736456A (pm)
BE (1) BE769384A (pm)
CA (1) CA934428A (pm)
DE (1) DE2131248B2 (pm)
FR (1) FR2100196A5 (pm)
GB (1) GB1336381A (pm)
NL (1) NL7009852A (pm)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039885A (en) * 1975-02-22 1977-08-02 U.S. Philips Corporation Electric incandescent lamp
JPS5963909U (ja) * 1982-10-22 1984-04-27 株式会社津山金属製作所 自転車等の照明装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA571947A (en) * 1959-03-10 S. Vause Arthur Electric incandescent lamp
US1983362A (en) * 1934-04-24 1934-12-04 Gen Electric Electric incandescent lamp
US3294998A (en) * 1964-09-29 1966-12-27 Gen Electric Arc tube mounting for high pressure metal vapor lamps

Also Published As

Publication number Publication date
FR2100196A5 (pm) 1972-03-17
NL7009852A (pm) 1972-01-05
DE2131248A1 (de) 1972-03-09
BE769384A (fr) 1972-01-03
DE2131248B2 (de) 1976-06-16
CA934428A (en) 1973-09-25
US3736456A (en) 1973-05-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees