CA939738A - High voltage processing of cathode ray tubes - Google Patents

High voltage processing of cathode ray tubes

Info

Publication number
CA939738A
CA939738A CA126,295A CA126295A CA939738A CA 939738 A CA939738 A CA 939738A CA 126295 A CA126295 A CA 126295A CA 939738 A CA939738 A CA 939738A
Authority
CA
Canada
Prior art keywords
high voltage
cathode ray
ray tubes
voltage processing
processing
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
CA126,295A
Other languages
English (en)
Other versions
CA126295S (en
Inventor
Edward A. Gronka
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
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 CA939738A publication Critical patent/CA939738A/en
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
    • H01J29/46—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)
CA126,295A 1970-12-28 1971-10-27 High voltage processing of cathode ray tubes Expired CA939738A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA939738A true CA939738A (en) 1974-01-08

Family

ID=22286446

Family Applications (1)

Application Number Title Priority Date Filing Date
CA126,295A Expired CA939738A (en) 1970-12-28 1971-10-27 High voltage processing of cathode ray tubes

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
US3698786A (en) 1972-10-17
IT940466B (it) 1973-02-10
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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