FR2257186A2 - Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process - Google Patents

Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process

Info

Publication number
FR2257186A2
FR2257186A2 FR7400133A FR7400133A FR2257186A2 FR 2257186 A2 FR2257186 A2 FR 2257186A2 FR 7400133 A FR7400133 A FR 7400133A FR 7400133 A FR7400133 A FR 7400133A FR 2257186 A2 FR2257186 A2 FR 2257186A2
Authority
FR
France
Prior art keywords
metal
mfr
heating device
glass tube
sealing process
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.)
Granted
Application number
FR7400133A
Other languages
English (en)
French (fr)
Other versions
FR2257186B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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.)
CENTRAL ECLAIRAGE LAB
Original Assignee
CENTRAL ECLAIRAGE LAB
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 CENTRAL ECLAIRAGE LAB filed Critical CENTRAL ECLAIRAGE LAB
Priority to FR7400133A priority Critical patent/FR2257186A2/fr
Priority to GB5487174A priority patent/GB1492779A/en
Priority to ES433355A priority patent/ES433355A1/es
Publication of FR2257186A2 publication Critical patent/FR2257186A2/fr
Application granted granted Critical
Publication of FR2257186B2 publication Critical patent/FR2257186B2/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/101—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces
    • H05B6/103—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces multiple metal pieces successively being moved close to the inductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/36—Coil arrangements
    • H05B6/362—Coil arrangements with flat coil conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR7400133A 1973-12-28 1974-01-03 Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process Granted FR2257186A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7400133A FR2257186A2 (en) 1974-01-03 1974-01-03 Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process
GB5487174A GB1492779A (en) 1973-12-28 1974-12-19 Induction heating apparatus for mass production
ES433355A ES433355A1 (es) 1973-12-28 1974-12-27 Un sistema de calentamiento por induccion con radio fre- cuencia para fabricacion en serie.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400133A FR2257186A2 (en) 1974-01-03 1974-01-03 Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process

Publications (2)

Publication Number Publication Date
FR2257186A2 true FR2257186A2 (en) 1975-08-01
FR2257186B2 FR2257186B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-06-02

Family

ID=9133054

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400133A Granted FR2257186A2 (en) 1973-12-28 1974-01-03 Inductive heating device for mfr light tubes - has sealed housing for metal-glass tube sealing process

Country Status (1)

Country Link
FR (1) FR2257186A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR2257186B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-06-02

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