FR2335949A1 - Procede de fabrication d'ampoules electriques tubulaires a plusieurs filaments - Google Patents

Procede de fabrication d'ampoules electriques tubulaires a plusieurs filaments

Info

Publication number
FR2335949A1
FR2335949A1 FR7638203A FR7638203A FR2335949A1 FR 2335949 A1 FR2335949 A1 FR 2335949A1 FR 7638203 A FR7638203 A FR 7638203A FR 7638203 A FR7638203 A FR 7638203A FR 2335949 A1 FR2335949 A1 FR 2335949A1
Authority
FR
France
Prior art keywords
manufacturing process
tubular electric
multiple filaments
electric bulbs
bulbs
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
FR7638203A
Other languages
English (en)
Other versions
FR2335949B1 (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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of FR2335949A1 publication Critical patent/FR2335949A1/fr
Application granted granted Critical
Publication of FR2335949B1 publication Critical patent/FR2335949B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/08—Manufacture of mounts or stems

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR7638203A 1975-12-18 1976-12-17 Procede de fabrication d'ampoules electriques tubulaires a plusieurs filaments Granted FR2335949A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50150975A JPS5842592B2 (ja) 1975-12-18 1975-12-18 カンガタデンキユウ オヨビ ソノセイゾウホウホウ

Publications (2)

Publication Number Publication Date
FR2335949A1 true FR2335949A1 (fr) 1977-07-15
FR2335949B1 FR2335949B1 (fr) 1981-11-27

Family

ID=15508527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638203A Granted FR2335949A1 (fr) 1975-12-18 1976-12-17 Procede de fabrication d'ampoules electriques tubulaires a plusieurs filaments

Country Status (4)

Country Link
US (1) US4084871A (fr)
JP (1) JPS5842592B2 (fr)
AU (1) AU500208B2 (fr)
FR (1) FR2335949A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514948A1 (fr) * 1981-10-16 1983-04-22 Lampes Elect Fab Reunies Lampe electrique a incandescence a deux filaments pour vehicule automobile

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441774A (en) * 1966-12-12 1969-04-29 Gen Electric Halogen-cycle incandescent lamp with planar filament
NL7012669A (fr) * 1970-08-27 1972-02-29

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514948A1 (fr) * 1981-10-16 1983-04-22 Lampes Elect Fab Reunies Lampe electrique a incandescence a deux filaments pour vehicule automobile
EP0077584A2 (fr) * 1981-10-16 1983-04-27 Fabriques Réunies de Lampes Electriques Lampe électrique à incandescence à deux filaments pour véhicule automobile
EP0077584A3 (en) * 1981-10-16 1983-08-10 Fabriques Reunies De Lampes Electriques Electric incandescent lamp with two filaments for an automotive vehicle

Also Published As

Publication number Publication date
AU500208B2 (en) 1979-05-10
FR2335949B1 (fr) 1981-11-27
JPS5275079A (en) 1977-06-23
JPS5842592B2 (ja) 1983-09-20
AU2061176A (en) 1978-06-22
US4084871A (en) 1978-04-18

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Legal Events

Date Code Title Description
ST Notification of lapse