CA1023788A - Tube cathodique a rechauffage rapide - Google Patents

Tube cathodique a rechauffage rapide

Info

Publication number
CA1023788A
CA1023788A CA208,951A CA208951A CA1023788A CA 1023788 A CA1023788 A CA 1023788A CA 208951 A CA208951 A CA 208951A CA 1023788 A CA1023788 A CA 1023788A
Authority
CA
Canada
Prior art keywords
picture tube
cathode system
tube cathode
fast warm
warm
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
CA208,951A
Other languages
English (en)
Other versions
CA208951S (en
Inventor
William E. Buescher
Donald R. Kerstetter
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Priority to CA279,765A priority Critical patent/CA1035831A/fr
Application granted granted Critical
Publication of CA1023788A publication Critical patent/CA1023788A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04—Cathodes
CA208,951A 1973-10-24 1974-09-11 Tube cathodique a rechauffage rapide Expired CA1023788A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA279,765A CA1035831A (fr) 1973-10-24 1977-06-03 Systeme de rechauffement rapide de cathode de tube image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US409041A US3881124A (en) 1973-10-24 1973-10-24 Fast warm-up picture tube cathode system

Publications (1)

Publication Number Publication Date
CA1023788A true CA1023788A (fr) 1978-01-03

Family

ID=23618813

Family Applications (1)

Application Number Title Priority Date Filing Date
CA208,951A Expired CA1023788A (fr) 1973-10-24 1974-09-11 Tube cathodique a rechauffage rapide

Country Status (3)

Country Link
US (1) US3881124A (fr)
CA (1) CA1023788A (fr)
DE (1) DE2449980A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958146A (en) * 1974-02-08 1976-05-18 Gte Sylvania Incorporated Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof
US3947715A (en) * 1975-06-10 1976-03-30 Gte Sylvania Incorporated Fast warm up cathode for a cathode ray tube
US4000435A (en) * 1975-06-20 1976-12-28 Westinghouse Electric Corporation Electron gun cathode with a fast warm-up characteristic
US3974414A (en) * 1975-07-09 1976-08-10 Gte Sylvania Incorporated Cathode ray tube cathode
US4150318A (en) * 1978-04-17 1979-04-17 Gte Sylvania Incorporated Low mass, indirectly heated, fast warm-up heater-cathode assembly
US4151440A (en) * 1978-04-17 1979-04-24 Gte Sylvania Incorporated Cathode heater assembly for electron discharge device
US4388551A (en) * 1980-11-24 1983-06-14 Zenith Radio Corporation Quick-heating cathode structure
US4554479A (en) * 1983-12-08 1985-11-19 Rca Corporation Cathode-ray tube having a low power cathode assembly
US4558254A (en) * 1984-04-30 1985-12-10 Rca Corporation Cathode-ray tube having an improved low power cathode assembly
US5402035A (en) * 1992-09-23 1995-03-28 Goldstar Co., Ltd. Cathode structure for an electron tube
GB0131097D0 (en) * 2001-12-31 2002-02-13 Applied Materials Inc Ion sources

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421767A (en) * 1945-11-30 1947-06-10 Sperry Gyroscope Co Inc Electrode structure
US2957997A (en) * 1952-03-08 1960-10-25 Gen Electric High frequency electric discharge device
US3333138A (en) * 1965-01-11 1967-07-25 Rauland Corp Support assembly for a low-wattage cathode

Also Published As

Publication number Publication date
US3881124A (en) 1975-04-29
DE2449980A1 (de) 1975-04-30

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