FR1253146A - Device for preventing burning of the screen of the picture tube of a television receiver - Google Patents

Device for preventing burning of the screen of the picture tube of a television receiver

Info

Publication number
FR1253146A
FR1253146A FR823545A FR823545A FR1253146A FR 1253146 A FR1253146 A FR 1253146A FR 823545 A FR823545 A FR 823545A FR 823545 A FR823545 A FR 823545A FR 1253146 A FR1253146 A FR 1253146A
Authority
FR
France
Prior art keywords
screen
television receiver
picture tube
preventing burning
burning
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
FR823545A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR823545A priority Critical patent/FR1253146A/en
Application granted granted Critical
Publication of FR1253146A publication Critical patent/FR1253146A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
FR823545A 1959-04-07 1960-04-06 Device for preventing burning of the screen of the picture tube of a television receiver Expired FR1253146A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR823545A FR1253146A (en) 1959-04-07 1960-04-06 Device for preventing burning of the screen of the picture tube of a television receiver

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL237887A NL107585C (en) 1959-04-07 1959-04-07
FR823545A FR1253146A (en) 1959-04-07 1960-04-06 Device for preventing burning of the screen of the picture tube of a television receiver

Publications (1)

Publication Number Publication Date
FR1253146A true FR1253146A (en) 1961-02-03

Family

ID=19851487

Family Applications (1)

Application Number Title Priority Date Filing Date
FR823545A Expired FR1253146A (en) 1959-04-07 1960-04-06 Device for preventing burning of the screen of the picture tube of a television receiver

Country Status (6)

Country Link
BE (1) BE589426A (en)
DE (1) DE1108263B (en)
DK (1) DK93747C (en)
FR (1) FR1253146A (en)
GB (1) GB878440A (en)
NL (1) NL107585C (en)

Also Published As

Publication number Publication date
GB878440A (en) 1961-09-27
DE1108263B (en) 1961-06-08
NL107585C (en) 1964-03-16
DK93747C (en) 1962-06-25
BE589426A (en) 1960-10-05
NL237887A (en)

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