GB1352240A - High voltage processing of cathode ray tubes - Google Patents

High voltage processing of cathode ray tubes

Info

Publication number
GB1352240A
GB1352240A GB6060271A GB6060271A GB1352240A GB 1352240 A GB1352240 A GB 1352240A GB 6060271 A GB6060271 A GB 6060271A GB 6060271 A GB6060271 A GB 6060271A GB 1352240 A GB1352240 A GB 1352240A
Authority
GB
United Kingdom
Prior art keywords
tube
coils
cathode
conveyer
dec
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
GB6060271A
Other languages
English (en)
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
Publication of GB1352240A publication Critical patent/GB1352240A/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)
GB6060271A 1970-12-28 1971-12-29 High voltage processing of cathode ray tubes Expired GB1352240A (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
GB1352240A true GB1352240A (en) 1974-05-08

Family

ID=22286446

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6060271A Expired GB1352240A (en) 1970-12-28 1971-12-29 High voltage processing of cathode ray tubes

Country Status (11)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135113A (en) * 1983-02-03 1984-08-22 Mitsubishi Electric Corp A process for suppressing electron beam drift phenomenon in a cathode ray tube
GB2326973A (en) * 1997-07-04 1999-01-06 Samsung Electronics Co Ltd Supplying a test signal to a video display device

Families Citing this family (8)

* 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
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135113A (en) * 1983-02-03 1984-08-22 Mitsubishi Electric Corp A process for suppressing electron beam drift phenomenon in a cathode ray tube
GB2326973A (en) * 1997-07-04 1999-01-06 Samsung Electronics Co Ltd Supplying a test signal to a video display device
GB2326973B (en) * 1997-07-04 2000-03-08 Samsung Electronics Co Ltd Method and apparatus for supplying a signal to a video display device

Also Published As

Publication number Publication date
NL7113773A (https=) 1972-06-30
CA939738A (en) 1974-01-08
US3698786A (en) 1972-10-17
AU475625B2 (en) 1976-08-26
AU3699071A (en) 1973-06-21
DE2164232A1 (de) 1972-07-13
DE2164232C3 (de) 1974-11-21
DE2164232B2 (de) 1974-04-25
JPS5118309B1 (https=) 1976-06-09
FR2120846A5 (https=) 1972-08-18
ES398203A1 (es) 1975-03-16
BE777415A (fr) 1972-04-17
IT940466B (it) 1973-02-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee