GB1223779A - Guard for a parallax barrier of a cathode ray tube having a patterned screen - Google Patents

Guard for a parallax barrier of a cathode ray tube having a patterned screen

Info

Publication number
GB1223779A
GB1223779A GB39663/69A GB3966369A GB1223779A GB 1223779 A GB1223779 A GB 1223779A GB 39663/69 A GB39663/69 A GB 39663/69A GB 3966369 A GB3966369 A GB 3966369A GB 1223779 A GB1223779 A GB 1223779A
Authority
GB
United Kingdom
Prior art keywords
guard
ray tube
cathode ray
parallax barrier
studs
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
GB39663/69A
Inventor
Glen A Burdick
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Publication of GB1223779A publication Critical patent/GB1223779A/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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • H01J29/073—Mounting arrangements associated with shadow masks

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)

Abstract

1,223,779. Colour television tubes. SYLVANTA ELECTRIC PRODUCTS Inc. 7 Aug., 1969 [12 Aug., 1968], No. 39663/69. Heading HID. The dismountable shadow mask 22 of a colour television tube is provided with mounting means 28 comprising apertured springs engaging studs 30 on the tube envelope, the springs being associated with means for preventing damaging contact between the mask and the studs. As shown, the springs are provided with extensions 42, 44 which protect the edges of the shadow mask during insertion. The extensions may be provided with lead-in grooves for the studs (see Fig. 3, not shown).
GB39663/69A 1968-08-12 1969-08-07 Guard for a parallax barrier of a cathode ray tube having a patterned screen Expired GB1223779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75197068A 1968-08-12 1968-08-12

Publications (1)

Publication Number Publication Date
GB1223779A true GB1223779A (en) 1971-03-03

Family

ID=25024291

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39663/69A Expired GB1223779A (en) 1968-08-12 1969-08-07 Guard for a parallax barrier of a cathode ray tube having a patterned screen

Country Status (2)

Country Link
US (1) US3501663A (en)
GB (1) GB1223779A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2442453C2 (en) * 1974-09-05 1986-04-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Color cathode ray tube
NL7510970A (en) * 1975-09-18 1977-03-22 Philips Nv CATHOD BEAM TUBE.
JPS5342561U (en) * 1976-09-16 1978-04-12
DE2701150C2 (en) * 1977-01-13 1983-05-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Retaining spring for a color selection mask assembly and method for its manufacture
EP0512452B1 (en) * 1991-05-03 1996-04-10 GOLDSTAR CO. Ltd. Device for mounting a shadow mask in a color television tube
KR940000712Y1 (en) * 1991-05-03 1994-02-14 주식회사 금성사 Fixing apparatus for shadow mask of television display tube

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2727172A (en) * 1954-08-18 1955-12-13 Rca Corp Electrode support for cathode-ray color tube
US2846608A (en) * 1954-09-14 1958-08-05 Rca Corp Cathode-ray tube

Also Published As

Publication number Publication date
US3501663A (en) 1970-03-17

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