DE3669232D1 - Hochspannungsbehandlung von kathodenstrahlroehren. - Google Patents

Hochspannungsbehandlung von kathodenstrahlroehren.

Info

Publication number
DE3669232D1
DE3669232D1 DE8686200420T DE3669232T DE3669232D1 DE 3669232 D1 DE3669232 D1 DE 3669232D1 DE 8686200420 T DE8686200420 T DE 8686200420T DE 3669232 T DE3669232 T DE 3669232T DE 3669232 D1 DE3669232 D1 DE 3669232D1
Authority
DE
Germany
Prior art keywords
high voltage
cathode ray
ray tubes
voltage treatment
treatment
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 - Lifetime
Application number
DE8686200420T
Other languages
English (en)
Inventor
Kenneth Jesse Daldry
Martin Fischman
Charles Henry Rehkopf
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.)
Philips North America LLC
Original Assignee
North American Philips Consumer Electronics Corp
US Philips Corp
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 North American Philips Consumer Electronics Corp, US Philips Corp filed Critical North American Philips Consumer Electronics Corp
Application granted granted Critical
Publication of DE3669232D1 publication Critical patent/DE3669232D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
    • H01J9/445—Aging of tubes or lamps, e.g. by "spot knocking"

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
DE8686200420T 1985-03-20 1986-03-18 Hochspannungsbehandlung von kathodenstrahlroehren. Expired - Lifetime DE3669232D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/713,939 US4682963A (en) 1985-03-20 1985-03-20 High voltage processing of CRT mounts

Publications (1)

Publication Number Publication Date
DE3669232D1 true DE3669232D1 (de) 1990-04-05

Family

ID=24868153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686200420T Expired - Lifetime DE3669232D1 (de) 1985-03-20 1986-03-18 Hochspannungsbehandlung von kathodenstrahlroehren.

Country Status (6)

Country Link
US (1) US4682963A (de)
EP (1) EP0195485B1 (de)
JP (1) JPS61259436A (de)
KR (1) KR860007706A (de)
CA (1) CA1246242A (de)
DE (1) DE3669232D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0267304A1 (de) * 1986-11-10 1988-05-18 LITEF GmbH Verfahren zur Herstellung von Laser-Kathoden
JP2641461B2 (ja) * 1987-09-18 1997-08-13 株式会社日立製作所 陰極線管のエージング方法
US4883438A (en) * 1988-06-29 1989-11-28 Rca Licensing Corp. Method for spot-knocking an electron gun mount assembly of a CRT
US4883437A (en) * 1988-06-29 1989-11-28 Rca Licensing Corp. Method for spot-knocking an electron gun mount assembly of a crt utilizing a magnetic field
KR970008286A (ko) * 1995-07-28 1997-02-24 구자홍 음극선관의 제조방법
US6733353B2 (en) * 2001-04-20 2004-05-11 Sony Corporation Method and system for heating cathode ray tubes during frit knocking to prevent electrical arcing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350153A (en) * 1967-10-31 Method of and apparatus for treating the electrodes of a cold discharge tube
US1376604A (en) * 1920-08-27 1921-05-03 Theodore W Case Process of producing photo-electric cells
US1760454A (en) * 1922-07-24 1930-05-27 Westinghouse Lamp Co Manufacture of electron-emitting devices and the like
US2435475A (en) * 1942-04-14 1948-02-03 Remco Electronic Inc Ageing tubes having space charge grids
US3736038A (en) * 1971-03-26 1973-05-29 Mitsubishi Kenki Kk Spot-knocking method for electronic tubes
US4052776A (en) * 1976-09-30 1977-10-11 Zenith Radio Corporation Method of spot-knocking an electron gun assembly in a color television picture tube
US4214798A (en) * 1979-05-17 1980-07-29 Rca Corporation Method for spot-knocking the electron-gun mount assembly of a CRT
US4395242A (en) * 1981-08-19 1983-07-26 Rca Corporation Method of electrically processing a CRT mount assembly to reduce afterglow
SU1045305A1 (ru) * 1982-06-02 1983-09-30 Предприятие П/Я Г-4270 Способ восстановлени электронно-лучевых трубок
US4457731A (en) * 1982-09-28 1984-07-03 U.S. Philips Corporation Cathode ray tube processing

Also Published As

Publication number Publication date
CA1246242A (en) 1988-12-06
EP0195485A2 (de) 1986-09-24
US4682963A (en) 1987-07-28
EP0195485B1 (de) 1990-02-28
JPS61259436A (ja) 1986-11-17
EP0195485A3 (en) 1987-10-28
KR860007706A (ko) 1986-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NORTH AMERICAN PHILIPS CORP., NEW YORK, N.Y., US

8328 Change in the person/name/address of the agent

Free format text: KUPFERMANN, F., DIPL.-ING., PAT.-ANW., 2000 HAMBURG

8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS NORTH AMERICA CORP., NEW YORK,

8328 Change in the person/name/address of the agent

Free format text: PEUCKERT, H., DIPL.-ING., PAT.-ASS., 20097 HAMBURG

8339 Ceased/non-payment of the annual fee