CA961088A - Post focusing type colour picture tubes - Google Patents

Post focusing type colour picture tubes

Info

Publication number
CA961088A
CA961088A CA160,218A CA160218A CA961088A CA 961088 A CA961088 A CA 961088A CA 160218 A CA160218 A CA 160218A CA 961088 A CA961088 A CA 961088A
Authority
CA
Canada
Prior art keywords
picture tubes
focusing type
colour picture
type colour
post focusing
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
CA160,218A
Other languages
English (en)
Other versions
CA160218S (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 CA961088A publication Critical patent/CA961088A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/201—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode
    • H01J31/203—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam
    • 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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/201—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode
CA160,218A 1971-12-30 1972-12-29 Post focusing type colour picture tubes Expired CA961088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP235472A JPS4874783A (zh) 1971-12-30 1971-12-30

Publications (1)

Publication Number Publication Date
CA961088A true CA961088A (en) 1975-01-14

Family

ID=11526921

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,218A Expired CA961088A (en) 1971-12-30 1972-12-29 Post focusing type colour picture tubes

Country Status (4)

Country Link
JP (1) JPS4874783A (zh)
CA (1) CA961088A (zh)
DE (1) DE2264122A1 (zh)
FR (1) FR2166107B1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1546889A (en) * 1975-03-19 1979-05-31 Rca Corp Cathode ray tube having shadow mask
DE2732306C2 (de) * 1977-07-16 1986-06-26 Standard Elektrik Lorenz Ag, 7000 Stuttgart Rahmen für eine Schattenmaske einer Farbfernsehbildröhre
DE2832919A1 (de) * 1978-07-27 1980-02-14 Licentia Gmbh Farbbildkathodenstrahlroehre
US4429028A (en) * 1982-06-22 1984-01-31 Rca Corporation Color picture tube having improved slit type shadow mask and method of making same
EP0641009B1 (en) * 1993-08-25 2000-01-05 Kabushiki Kaisha Toshiba Color cathode ray tube and method of manufacturing the same
JPH07320652A (ja) * 1994-05-27 1995-12-08 Toshiba Corp カラー受像管及びシャドウマスクの製造方法
TW378334B (en) * 1994-10-14 2000-01-01 Thomson Consumer Electronics Method of forming an enhanced resolution shadow mask

Family Cites Families (2)

* 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
US3519869A (en) * 1967-04-11 1970-07-07 Victor Company Of Japan Shadow mask having apertures progressively tapered from center to periphery

Also Published As

Publication number Publication date
JPS4874783A (zh) 1973-10-08
DE2264122A1 (de) 1974-03-28
FR2166107B1 (zh) 1976-08-27
FR2166107A1 (zh) 1973-08-10

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