FR2134539B1 - - Google Patents

Info

Publication number
FR2134539B1
FR2134539B1 FR7214832A FR7214832A FR2134539B1 FR 2134539 B1 FR2134539 B1 FR 2134539B1 FR 7214832 A FR7214832 A FR 7214832A FR 7214832 A FR7214832 A FR 7214832A FR 2134539 B1 FR2134539 B1 FR 2134539B1
Authority
FR
France
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
FR7214832A
Other versions
FR2134539A1 (fr
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.)
GAF Corp
Original Assignee
GAF Corp
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 GAF Corp filed Critical GAF Corp
Publication of FR2134539A1 publication Critical patent/FR2134539A1/fr
Application granted granted Critical
Publication of FR2134539B1 publication Critical patent/FR2134539B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
FR7214832A 1971-04-26 1972-04-26 Expired FR2134539B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1147571A GB1380723A (en) 1971-04-26 1971-04-26 Starting of fluorescent lamps

Publications (2)

Publication Number Publication Date
FR2134539A1 FR2134539A1 (fr) 1972-12-08
FR2134539B1 true FR2134539B1 (fr) 1974-10-18

Family

ID=9986944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7214832A Expired FR2134539B1 (fr) 1971-04-26 1972-04-26

Country Status (8)

Country Link
AU (1) AU4150372A (fr)
BR (1) BR7202548D0 (fr)
CA (1) CA945623A (fr)
CH (1) CH551127A (fr)
DE (1) DE2220331A1 (fr)
FR (1) FR2134539B1 (fr)
GB (1) GB1380723A (fr)
NL (1) NL7205602A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204139A (en) * 1978-03-27 1980-05-20 Gte Sylvania Incorporated Integral fluorescent lamp-ballast unit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2343675A (en) * 1941-01-06 1944-03-07 Franklin P Kenyon Plug-in transformer

Also Published As

Publication number Publication date
BR7202548D0 (pt) 1973-06-14
DE2220331A1 (de) 1972-11-09
AU4150372A (en) 1973-11-01
CH551127A (de) 1974-06-28
CA945623A (en) 1974-04-16
FR2134539A1 (fr) 1972-12-08
GB1380723A (en) 1975-01-15
NL7205602A (fr) 1972-10-30

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Legal Events

Date Code Title Description
ST Notification of lapse