IT940466B - Metodo ed apparato per il trattamen to ad alta tensione di tubi a raggi catodici - Google Patents

Metodo ed apparato per il trattamen to ad alta tensione di tubi a raggi catodici

Info

Publication number
IT940466B
IT940466B IT30775/71A IT3077571A IT940466B IT 940466 B IT940466 B IT 940466B IT 30775/71 A IT30775/71 A IT 30775/71A IT 3077571 A IT3077571 A IT 3077571A IT 940466 B IT940466 B IT 940466B
Authority
IT
Italy
Prior art keywords
high voltage
cathode ray
voltage treatment
ray pipes
pipes
Prior art date
Application number
IT30775/71A
Other languages
English (en)
Italian (it)
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of IT940466B publication Critical patent/IT940466B/it

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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
    • 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
    • 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)
IT30775/71A 1970-12-28 1971-11-05 Metodo ed apparato per il trattamen to ad alta tensione di tubi a raggi catodici IT940466B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10179470A 1970-12-28 1970-12-28

Publications (1)

Publication Number Publication Date
IT940466B true IT940466B (it) 1973-02-10

Family

ID=22286446

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30775/71A IT940466B (it) 1970-12-28 1971-11-05 Metodo ed apparato per il trattamen to ad alta tensione di tubi a raggi catodici

Country Status (11)

Country Link
US (1) US3698786A (enExample)
JP (1) JPS5118309B1 (enExample)
AU (1) AU475625B2 (enExample)
BE (1) BE777415A (enExample)
CA (1) CA939738A (enExample)
DE (1) DE2164232C3 (enExample)
ES (1) ES398203A1 (enExample)
FR (1) FR2120846A5 (enExample)
GB (1) GB1352240A (enExample)
IT (1) IT940466B (enExample)
NL (1) NL7113773A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3966287A (en) * 1975-06-27 1976-06-29 Rca Corporation Low-voltage aging of cathode-ray 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
FR2412161A1 (fr) * 1977-12-19 1979-07-13 Rca Corp Procede de traitement a haute tension des tubes a rayons cathodiques
JPS56161787A (en) * 1980-05-16 1981-12-12 Hitachi Ltd Manufacture for cathode ray tube
US4392834A (en) * 1981-05-21 1983-07-12 Rca Corporation Method for aging a cathode of a cathode-ray tube
JPS59143239A (ja) * 1983-02-03 1984-08-16 Mitsubishi Electric Corp 陰極線管の製造方法
US4940439A (en) * 1987-12-25 1990-07-10 Hitachi, Ltd. Method of and apparatus for manufacturing Braun tubes
US4820223A (en) * 1988-06-02 1989-04-11 Rca Licensing Corp. System and method for monitoring spot-knocking of CRTs
JP2822480B2 (ja) * 1989-09-14 1998-11-11 ソニー株式会社 陰極線管の製造方法とその装置
KR100238054B1 (ko) * 1997-07-04 2000-01-15 윤종용 영상표시장치의 신호 자동공급 방법 및 장치

Also Published As

Publication number Publication date
CA939738A (en) 1974-01-08
US3698786A (en) 1972-10-17
AU475625B2 (en) 1976-08-26
FR2120846A5 (enExample) 1972-08-18
DE2164232C3 (de) 1974-11-21
NL7113773A (enExample) 1972-06-30
JPS5118309B1 (enExample) 1976-06-09
GB1352240A (en) 1974-05-08
ES398203A1 (es) 1975-03-16
AU3699071A (en) 1973-06-21
DE2164232A1 (de) 1972-07-13
DE2164232B2 (de) 1974-04-25
BE777415A (fr) 1972-04-17

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