GB1370082A - Exposure device for manufacturing colour picture tubes - Google Patents

Exposure device for manufacturing colour picture tubes

Info

Publication number
GB1370082A
GB1370082A GB1011472A GB1011472A GB1370082A GB 1370082 A GB1370082 A GB 1370082A GB 1011472 A GB1011472 A GB 1011472A GB 1011472 A GB1011472 A GB 1011472A GB 1370082 A GB1370082 A GB 1370082A
Authority
GB
United Kingdom
Prior art keywords
lens
pattern
lens areas
march
light
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
GB1011472A
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 GB1370082A publication Critical patent/GB1370082A/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)
  • Lenses (AREA)
  • Optical Filters (AREA)
GB1011472A 1971-03-05 1972-03-03 Exposure device for manufacturing colour picture tubes Expired GB1370082A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46011274A JPS5040938B1 (enrdf_load_stackoverflow) 1971-03-05 1971-03-05

Publications (1)

Publication Number Publication Date
GB1370082A true GB1370082A (en) 1974-10-09

Family

ID=11773387

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1011472A Expired GB1370082A (en) 1971-03-05 1972-03-03 Exposure device for manufacturing colour picture tubes

Country Status (3)

Country Link
US (1) US3788200A (enrdf_load_stackoverflow)
JP (1) JPS5040938B1 (enrdf_load_stackoverflow)
GB (1) GB1370082A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953209A (en) * 1973-08-20 1976-04-27 Rca Corporation Method for preparing supplemental filter for lighthouse
JPS53152029U (enrdf_load_stackoverflow) * 1977-05-06 1978-11-30
GB8712458D0 (en) * 1987-05-27 1987-07-01 Philips Nv Producing colour picture tube screen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2568448A (en) * 1947-09-23 1951-09-18 Gen Electric Parallax correction in color television
US3279340A (en) * 1964-03-19 1966-10-18 Rca Corp Art of making color-phosphor mosaic screens
US3601018A (en) * 1968-08-26 1971-08-24 Zenith Radio Corp Method and apparatus for exposing curved substrates
JPS4918572A (enrdf_load_stackoverflow) * 1972-06-14 1974-02-19

Also Published As

Publication number Publication date
DE2210725B2 (de) 1975-11-13
DE2210725A1 (de) 1972-09-14
US3788200A (en) 1974-01-29
JPS5040938B1 (enrdf_load_stackoverflow) 1975-12-27

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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