GB764840A - Luminous masks for television receivers - Google Patents

Luminous masks for television receivers

Info

Publication number
GB764840A
GB764840A GB32861/54A GB3286154A GB764840A GB 764840 A GB764840 A GB 764840A GB 32861/54 A GB32861/54 A GB 32861/54A GB 3286154 A GB3286154 A GB 3286154A GB 764840 A GB764840 A GB 764840A
Authority
GB
United Kingdom
Prior art keywords
masks
luminous
television receivers
nov
screen
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
GB32861/54A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB764840A publication Critical patent/GB764840A/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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H01J29/896—Anti-reflection means, e.g. eliminating glare due to ambient light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H04N5/65—Holding-devices for protective discs or for picture masks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)

Abstract

764,840. Television. - STANDARD TELEPHONES & CABLES, Ltd. Nov. 12, 1954 [Nov. 20, 1953], No. 32861/54. Drawings to Specification. Class 40 (3). The screen of a television picture reproducing tube is provided with an encircling mask comprising a base member provided with a coating of fluorescent material which emits a soft light when excited by light radiated by the screen.
GB32861/54A 1953-11-20 1954-11-12 Luminous masks for television receivers Expired GB764840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US764840XA 1953-11-20 1953-11-20

Publications (1)

Publication Number Publication Date
GB764840A true GB764840A (en) 1957-01-02

Family

ID=22132325

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32861/54A Expired GB764840A (en) 1953-11-20 1954-11-12 Luminous masks for television receivers

Country Status (1)

Country Link
GB (1) GB764840A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139149B (en) * 1960-08-18 1962-11-08 Alfred Ludwig Leuchtenfabrik Device for ambient lighting in television receivers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139149B (en) * 1960-08-18 1962-11-08 Alfred Ludwig Leuchtenfabrik Device for ambient lighting in television receivers

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