CA976222A - Colour picture tube with colour selection electrode having strengthening metal layer - Google Patents

Colour picture tube with colour selection electrode having strengthening metal layer

Info

Publication number
CA976222A
CA976222A CA168,373A CA168373A CA976222A CA 976222 A CA976222 A CA 976222A CA 168373 A CA168373 A CA 168373A CA 976222 A CA976222 A CA 976222A
Authority
CA
Canada
Prior art keywords
colour
metal layer
picture tube
selection electrode
strengthening metal
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
CA168,373A
Other versions
CA168373S (en
Inventor
Masao Taniguchi
Hiromi Kanai
Eiichi Yamazaki
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
Application granted granted Critical
Publication of CA976222A publication Critical patent/CA976222A/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
CA168,373A 1972-04-12 1973-04-10 Colour picture tube with colour selection electrode having strengthening metal layer Expired CA976222A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972042437U JPS493458U (en) 1972-04-12 1972-04-12

Publications (1)

Publication Number Publication Date
CA976222A true CA976222A (en) 1975-10-14

Family

ID=12636035

Family Applications (1)

Application Number Title Priority Date Filing Date
CA168,373A Expired CA976222A (en) 1972-04-12 1973-04-10 Colour picture tube with colour selection electrode having strengthening metal layer

Country Status (7)

Country Link
US (1) US3885190A (en)
JP (1) JPS493458U (en)
CA (1) CA976222A (en)
DE (1) DE2318546C3 (en)
FR (1) FR2180047B1 (en)
GB (1) GB1388231A (en)
IT (1) IT986059B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109859A (en) * 1975-07-03 1977-09-14 Mitsubishi Electric Corp Color cathode ray tube
JPS5465471A (en) * 1977-11-04 1979-05-26 Hitachi Ltd Color picture tube
JPS5576553A (en) * 1978-12-05 1980-06-09 Mitsubishi Electric Corp Color braun tube
US4292565A (en) * 1979-04-19 1981-09-29 Tokyo Shibaura Denki Kabushiki Kaisha Shadow mask assembly for a cathode ray tube
US4339687A (en) * 1980-05-29 1982-07-13 General Electric Company Shadow mask having a layer of high atomic number material on gun side
DE4118734A1 (en) * 1991-06-07 1992-12-10 Nokia Deutschland Gmbh SHADOW MASK FOR PIPES
DE69529663T2 (en) * 1994-07-18 2003-10-16 Koninkl Philips Electronics Nv THIN DISPLAY DEVICE
KR100373840B1 (en) * 1995-11-08 2003-05-01 삼성에스디아이 주식회사 Method of fabricating shadow mask for color picture tube
EP0880789B1 (en) * 1996-10-11 2002-04-10 Koninklijke Philips Electronics N.V. Colour cathode ray tube and method of manufacturing a colour selection electrode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663821A (en) * 1951-06-16 1953-12-22 Rca Corp Masked target kinescope
US2971117A (en) * 1956-03-01 1961-02-07 Rca Corp Color-kinescopes, etc.
US3231380A (en) * 1960-11-14 1966-01-25 Rca Corp Art of making electron-optical reticles

Also Published As

Publication number Publication date
JPS493458U (en) 1974-01-12
DE2318546C3 (en) 1979-09-27
FR2180047B1 (en) 1978-02-17
DE2318546B2 (en) 1979-01-25
DE2318546A1 (en) 1973-10-31
FR2180047A1 (en) 1973-11-23
US3885190A (en) 1975-05-20
IT986059B (en) 1975-01-10
GB1388231A (en) 1975-03-26

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