GB1323620A - Shadow masks for use in colour picture tubes - Google Patents

Shadow masks for use in colour picture tubes

Info

Publication number
GB1323620A
GB1323620A GB6085671A GB1323620DA GB1323620A GB 1323620 A GB1323620 A GB 1323620A GB 6085671 A GB6085671 A GB 6085671A GB 1323620D A GB1323620D A GB 1323620DA GB 1323620 A GB1323620 A GB 1323620A
Authority
GB
United Kingdom
Prior art keywords
shadow masks
picture tubes
colour picture
substance
coated
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
GB6085671A
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1323620A publication Critical patent/GB1323620A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0777—Coatings

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB6085671A 1971-12-30 1971-12-30 Shadow masks for use in colour picture tubes Expired GB1323620A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB6085671 1971-12-30
DE2165703A DE2165703A1 (de) 1971-12-30 1971-12-30 Lochmasken fuer farbbildroehren
FR7147457A FR2166562A5 (enrdf_load_stackoverflow) 1971-12-30 1971-12-30
US21455172A 1972-01-03 1972-01-03

Publications (1)

Publication Number Publication Date
GB1323620A true GB1323620A (en) 1973-07-18

Family

ID=27431381

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6085671A Expired GB1323620A (en) 1971-12-30 1971-12-30 Shadow masks for use in colour picture tubes

Country Status (4)

Country Link
US (1) US3760214A (enrdf_load_stackoverflow)
DE (1) DE2165703A1 (enrdf_load_stackoverflow)
FR (1) FR2166562A5 (enrdf_load_stackoverflow)
GB (1) GB1323620A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513733Y2 (enrdf_load_stackoverflow) * 1972-01-19 1976-02-03
JPS5310961A (en) * 1976-07-19 1978-01-31 Hitachi Ltd Color picture tube
GB2080016A (en) * 1980-07-09 1982-01-27 Philips Electronic Associated Channel plate electron multiplier
GB2108314A (en) * 1981-10-19 1983-05-11 Philips Electronic Associated Laminated channel plate electron multiplier
JPS59211942A (ja) * 1983-05-17 1984-11-30 Toshiba Corp カラ−受像管用部材
JPH07118272B2 (ja) * 1985-03-27 1995-12-18 株式会社東芝 カラ−受像管
US4734615A (en) * 1985-07-17 1988-03-29 Kabushiki Kaisha Toshiba Color cathode ray tube
US6717342B2 (en) * 2000-08-29 2004-04-06 Lg Electronics Inc. Shadow mask in color CRT

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728008A (en) * 1953-04-21 1955-12-20 Rca Corp Color-kinescopes, etc.
US2971117A (en) * 1956-03-01 1961-02-07 Rca Corp Color-kinescopes, etc.
NL225221A (enrdf_load_stackoverflow) * 1957-02-25
BE565080A (enrdf_load_stackoverflow) * 1957-02-25
US3136916A (en) * 1961-05-17 1964-06-09 Gen Electric Image orthicon tube having specially coated decelerating field electrode
US3398309A (en) * 1966-08-10 1968-08-20 Rauland Corp Post-deflection-focus cathoderay tube
NL153370B (nl) * 1967-11-03 1977-05-16 Philips Nv Magnetron waarin het geactiveerde gedeelte van de kathode is opgesloten tussen ringen waarvan het oppervlak thermische emissie tegengaat.

Also Published As

Publication number Publication date
DE2165703A1 (de) 1973-07-12
FR2166562A5 (enrdf_load_stackoverflow) 1973-08-17
US3760214A (en) 1973-09-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee