FR874615A - Electron Discharge Device Cathode-Filament Holder - Google Patents

Electron Discharge Device Cathode-Filament Holder

Info

Publication number
FR874615A
FR874615A FR874615DA FR874615A FR 874615 A FR874615 A FR 874615A FR 874615D A FR874615D A FR 874615DA FR 874615 A FR874615 A FR 874615A
Authority
FR
France
Prior art keywords
discharge device
electron discharge
filament holder
device cathode
cathode
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR874615A publication Critical patent/FR874615A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
FR874615D 1940-09-07 1941-08-02 Electron Discharge Device Cathode-Filament Holder Expired FR874615A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US355741A US2259703A (en) 1940-09-07 1940-09-07 Filamentary cathode support

Publications (1)

Publication Number Publication Date
FR874615A true FR874615A (en) 1942-08-13

Family

ID=23398655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR874615D Expired FR874615A (en) 1940-09-07 1941-08-02 Electron Discharge Device Cathode-Filament Holder

Country Status (2)

Country Link
US (1) US2259703A (en)
FR (1) FR874615A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728017A (en) * 1942-05-06 1955-12-20 Sylvania Electric Prod Filament tensioning and supporting arrangements for electron tubes
US2570606A (en) * 1949-05-12 1951-10-09 Rca Corp Damper bar for filamentary cathodes
US2751517A (en) * 1951-11-01 1956-06-19 Machlett Lab Inc Filament structure for electron tube
US2880352A (en) * 1956-02-17 1959-03-31 Rca Corp Grid and filament damper bar assembly
US3122671A (en) * 1962-01-31 1964-02-25 John M Bennett Mount structure for filamentary cathodes

Also Published As

Publication number Publication date
US2259703A (en) 1941-10-21

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