GB1446835A - Light exposing apparatus for forming a phosphor screen of a cathode ray tube - Google Patents

Light exposing apparatus for forming a phosphor screen of a cathode ray tube

Info

Publication number
GB1446835A
GB1446835A GB988375A GB988375A GB1446835A GB 1446835 A GB1446835 A GB 1446835A GB 988375 A GB988375 A GB 988375A GB 988375 A GB988375 A GB 988375A GB 1446835 A GB1446835 A GB 1446835A
Authority
GB
United Kingdom
Prior art keywords
slots
phosphor
pva
screen
areas
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
GB988375A
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
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
Priority claimed from JP49029373A external-priority patent/JPS5746616B2/ja
Priority claimed from JP49029372A external-priority patent/JPS5745016B2/ja
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Publication of GB1446835A publication Critical patent/GB1446835A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB988375A 1974-03-13 1975-03-10 Light exposing apparatus for forming a phosphor screen of a cathode ray tube Expired GB1446835A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49029373A JPS5746616B2 (enExample) 1974-03-13 1974-03-13
JP49029372A JPS5745016B2 (enExample) 1974-03-13 1974-03-13

Publications (1)

Publication Number Publication Date
GB1446835A true GB1446835A (en) 1976-08-18

Family

ID=26367566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB988375A Expired GB1446835A (en) 1974-03-13 1975-03-10 Light exposing apparatus for forming a phosphor screen of a cathode ray tube

Country Status (4)

Country Link
US (1) US4059834A (enExample)
DE (1) DE2510820C3 (enExample)
FR (1) FR2264386B1 (enExample)
GB (1) GB1446835A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245019A (en) * 1978-07-31 1981-01-13 Gte Products Corporation Method for reducing pattern stripes in slotted mask screens for cathode ray tubes
EP0027235A1 (de) * 1979-10-13 1981-04-22 International Standard Electric Corporation Anordnung zur Herstellung von Farbbildröhren
US4416521A (en) * 1981-05-28 1983-11-22 Rca Corporation System and method for determining the light transmission characteristics of color picture tube shadow masks
US4436394A (en) 1981-05-28 1984-03-13 Rca Corporation System and method for controlling the exposure of color picture tube phosphor screens
US4370036A (en) * 1981-05-28 1983-01-25 Rca Corporation System and method for intermittently moving a picture tube panel on a lighthouse
US4418279A (en) * 1981-09-28 1983-11-29 Zenith Radio Corporation Automatic CRT exposure regulation
EP0400629B1 (en) * 1989-05-31 1998-07-15 Kabushiki Kaisha Toshiba An apparatus for manufacturing a color cathode ray tube
DE4326586A1 (de) * 1993-08-07 1995-02-09 Nokia Deutschland Gmbh In-Line-Strahlerzeugersystem
KR200155319Y1 (ko) * 1995-09-25 1999-09-01 손욱 칼라 음극선관 제작용 노광장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3559546A (en) * 1967-11-01 1971-02-02 Sylvania Electric Prod Cathode ray tube screen exposure
US3636836A (en) * 1970-06-01 1972-01-25 Rca Corp Photographic process for preparing a screen structure for a cathode-ray tube
US3736848A (en) * 1970-10-20 1973-06-05 Tokyo Shibaura Electric Co Method of preparing the screen of a colour television picture tube and device performing the method
JPS5546020B1 (enExample) * 1971-06-18 1980-11-20
US3848983A (en) * 1971-06-23 1974-11-19 Gen Electric Optical system for providing uniform exposure of a photosensitive surface
JPS5129635B2 (enExample) * 1971-09-21 1976-08-26
BE790090A (fr) * 1971-10-14 1973-04-13 Philips Nv Dispositif d'irradiation utilise pour la fabrication d'un tube de television en couleur a masque d'ombre
JPS5236390B2 (enExample) * 1972-08-07 1977-09-14
JPS49106281A (enExample) * 1973-02-09 1974-10-08
JPS6024533B2 (ja) * 1973-12-10 1985-06-13 日本電気株式会社 シヤドウマスクの製造方法

Also Published As

Publication number Publication date
FR2264386A1 (enExample) 1975-10-10
DE2510820C3 (de) 1978-06-29
FR2264386B1 (enExample) 1978-10-06
US4059834A (en) 1977-11-22
DE2510820A1 (de) 1975-10-02
DE2510820B2 (de) 1977-11-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19950309