GB1367372A - Electric incandescent lamps - Google Patents

Electric incandescent lamps

Info

Publication number
GB1367372A
GB1367372A GB2831472A GB2831472A GB1367372A GB 1367372 A GB1367372 A GB 1367372A GB 2831472 A GB2831472 A GB 2831472A GB 2831472 A GB2831472 A GB 2831472A GB 1367372 A GB1367372 A GB 1367372A
Authority
GB
United Kingdom
Prior art keywords
electric incandescent
incandescent lamps
june
division
alloy
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
GB2831472A
Other languages
English (en)
Inventor
E Peretti
P Kramer
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 GB1367372A publication Critical patent/GB1367372A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/62—One or more circuit elements structurally associated with the lamp
    • H01K1/70—One or more circuit elements structurally associated with the lamp with built-in short-circuiting device, e.g. for serially connected lamps

Landscapes

  • Resistance Heating (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
GB2831472A 1971-06-21 1972-06-16 Electric incandescent lamps Expired GB1367372A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7108537A NL7108537A (enExample) 1971-06-21 1971-06-21

Publications (1)

Publication Number Publication Date
GB1367372A true GB1367372A (en) 1974-09-18

Family

ID=19813450

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2831472A Expired GB1367372A (en) 1971-06-21 1972-06-16 Electric incandescent lamps

Country Status (8)

Country Link
US (1) US3794880A (enExample)
JP (1) JPS5231671B1 (enExample)
CA (1) CA956693A (enExample)
DE (1) DE2229680A1 (enExample)
FR (1) FR2143172B1 (enExample)
GB (1) GB1367372A (enExample)
IT (1) IT959856B (enExample)
NL (1) NL7108537A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340841A (en) * 1980-05-22 1982-07-20 General Electric Company Internal shunt for series connected lamps
JPS618559U (ja) * 1984-06-20 1986-01-18 國和産業株式会社 包装用材料
US5545952A (en) * 1993-09-13 1996-08-13 Essef Corporation Self grounding lamp for special use in an underwater environment
DE19722244C2 (de) * 1997-05-28 1999-11-11 Bruno Dietze Fa Stromzuführungsleiter für eine Leuchtmittellampe
US6583536B1 (en) * 2000-02-15 2003-06-24 James W Gibboney, Jr. Multiple, sequential filament lamp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1857165A (en) * 1930-09-29 1932-05-10 Gen Electric Cut out for series lamps
US2211884A (en) * 1938-09-08 1940-08-20 George B Davis Incandescent lamp
GB605649A (en) * 1946-01-02 1948-07-28 Gunnar Fridolf Axberg Improvements in electric incandescent lamps
US3611010A (en) * 1969-09-15 1971-10-05 Westinghouse Electric Corp Series-type electric incandescent lamp with integral automatic cutout means

Also Published As

Publication number Publication date
IT959856B (it) 1973-11-10
FR2143172B1 (enExample) 1973-07-13
DE2229680A1 (de) 1973-01-11
FR2143172A1 (enExample) 1973-02-02
US3794880A (en) 1974-02-26
CA956693A (en) 1974-10-22
JPS5231671B1 (enExample) 1977-08-16
NL7108537A (enExample) 1972-12-27

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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