FR945297A - Improvements in the manufacture of discharge tubes and fluorescent lamps - Google Patents

Improvements in the manufacture of discharge tubes and fluorescent lamps

Info

Publication number
FR945297A
FR945297A FR945297DA FR945297A FR 945297 A FR945297 A FR 945297A FR 945297D A FR945297D A FR 945297DA FR 945297 A FR945297 A FR 945297A
Authority
FR
France
Prior art keywords
manufacture
fluorescent lamps
discharge tubes
tubes
discharge
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
Other languages
French (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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR945297A publication Critical patent/FR945297A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
FR945297D 1942-03-26 1947-04-18 Improvements in the manufacture of discharge tubes and fluorescent lamps Expired FR945297A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US436381A US2334631A (en) 1942-03-26 1942-03-26 Base structure for electrical devices

Publications (1)

Publication Number Publication Date
FR945297A true FR945297A (en) 1949-04-29

Family

ID=23732175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945297D Expired FR945297A (en) 1942-03-26 1947-04-18 Improvements in the manufacture of discharge tubes and fluorescent lamps

Country Status (3)

Country Link
US (1) US2334631A (en)
FR (1) FR945297A (en)
GB (1) GB580406A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2535773A (en) * 1943-04-17 1950-12-26 Gen Electric Terminal and seal construction for electric lamps and similar devices
US2638660A (en) * 1945-04-03 1953-05-19 Philips Lab Inc Electrical insulator
US2449637A (en) * 1946-09-06 1948-09-21 Gen Electric Method and apparatus for manufacturing fluorescent lamps
US2496065A (en) * 1948-01-16 1950-01-31 Sylvania Electric Prod Electric discharge lamp
US2805308A (en) * 1953-07-14 1957-09-03 Gen Electric Photoelectric crystal mounting
US2910611A (en) * 1955-11-03 1959-10-27 Gen Electric Incandescent lamp mount and method of manufacture
US2974761A (en) * 1958-06-04 1961-03-14 Networks Electronic Corp Electrical component with improved metal-to-glass end sealing mechanism
DE102012217212A1 (en) * 2012-09-24 2014-04-10 Osram Gmbh Electrode device for discharge lamp, has two electrically conductive support wires and electrode wire which is partially coated with emitter material, where emitter material is fixed to support wires

Also Published As

Publication number Publication date
GB580406A (en) 1946-09-06
US2334631A (en) 1943-11-16

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