FR784894A - Improvements to electric lamps - Google Patents

Improvements to electric lamps

Info

Publication number
FR784894A
FR784894A FR784894DA FR784894A FR 784894 A FR784894 A FR 784894A FR 784894D A FR784894D A FR 784894DA FR 784894 A FR784894 A FR 784894A
Authority
FR
France
Prior art keywords
electric lamps
lamps
electric
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR784894A publication Critical patent/FR784894A/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
    • H01J5/32—Seals for leading-in conductors
    • H01J5/44—Annular seals disposed between the ends of the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/32—Anodes
    • H01J19/34—Anodes forming part of the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
    • H01J2893/0003—Anodes forming part of vessel walls
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
    • H01J2893/0036—Lamp bases having wires, ribbons or tubes placed between two vessel walls and being perpendicular to at least one of said walls
FR784894D 1933-06-27 1935-01-29 Improvements to electric lamps Expired FR784894A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DET42685D DE653645C (en) 1933-06-27 1933-06-27 Discharge vessel
DE2014781X 1934-02-02
DE784894X 1934-02-02
DE434643X 1934-02-02
DE1934T0043537 DE689609C (en) 1933-06-27 1934-02-03 Discharge vessel
DET43567D DE718362C (en) 1933-06-27 1934-02-08 Discharge vessel

Publications (1)

Publication Number Publication Date
FR784894A true FR784894A (en) 1935-07-27

Family

ID=60387750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR784894D Expired FR784894A (en) 1933-06-27 1935-01-29 Improvements to electric lamps

Country Status (4)

Country Link
US (1) US2014781A (en)
DE (3) DE653645C (en)
FR (1) FR784894A (en)
GB (1) GB434643A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762234C (en) * 1936-01-09 1952-12-22 Aeg Electrical discharge vessel made of ceramic material

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742717C (en) * 1937-09-02 1943-12-09 Telefunken Gmbh Tube base with electrode connections distributed around the circumference
US2885588A (en) * 1954-01-22 1959-05-05 Dale K Wilde Ruggedized high frequency electron tube
US3217088A (en) * 1962-11-30 1965-11-09 Owens Illinois Glass Co Joining glass members and encapsulation of small electrical components

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762234C (en) * 1936-01-09 1952-12-22 Aeg Electrical discharge vessel made of ceramic material

Also Published As

Publication number Publication date
DE718362C (en) 1942-03-10
DE653645C (en) 1937-11-29
US2014781A (en) 1935-09-17
DE689609C (en) 1940-03-28
GB434643A (en) 1935-09-05

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