ES402649A1 - Exposure device for manufacturing a display screen of a colour television picture tube, comprising a rotating lens - Google Patents

Exposure device for manufacturing a display screen of a colour television picture tube, comprising a rotating lens

Info

Publication number
ES402649A1
ES402649A1 ES402649A ES402649A ES402649A1 ES 402649 A1 ES402649 A1 ES 402649A1 ES 402649 A ES402649 A ES 402649A ES 402649 A ES402649 A ES 402649A ES 402649 A1 ES402649 A1 ES 402649A1
Authority
ES
Spain
Prior art keywords
exposure device
manufacturing
display screen
picture tube
television picture
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
ES402649A
Other languages
Spanish (es)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES402649A1 publication Critical patent/ES402649A1/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)

Abstract

An exposure device for display screens having either a rotationally symmetric lens, a plane parallel plate or a prismatic plate that rotates during the exposure operation of the device to provide exposed dots on the screen that are of smaller dimensions than the apertures in the mask employed.
ES402649A 1971-05-14 1972-05-12 Exposure device for manufacturing a display screen of a colour television picture tube, comprising a rotating lens Expired ES402649A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106619.A NL158650B (en) 1971-05-14 1971-05-14 METHOD AND DEVICE FOR THE MANUFACTURE OF A DISPLAY OF A COLOR TV DISPLAY TUBE.

Publications (1)

Publication Number Publication Date
ES402649A1 true ES402649A1 (en) 1975-03-16

Family

ID=19813153

Family Applications (1)

Application Number Title Priority Date Filing Date
ES402649A Expired ES402649A1 (en) 1971-05-14 1972-05-12 Exposure device for manufacturing a display screen of a colour television picture tube, comprising a rotating lens

Country Status (8)

Country Link
US (1) US3810196A (en)
JP (1) JPS5544422B1 (en)
BE (1) BE783418A (en)
ES (1) ES402649A1 (en)
FR (1) FR2137895B1 (en)
GB (1) GB1335653A (en)
IT (1) IT959720B (en)
NL (1) NL158650B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226986B2 (en) * 1973-04-06 1977-07-18
DE2538087C2 (en) * 1975-08-27 1986-09-11 Standard Elektrik Lorenz Ag, 7000 Stuttgart Method for producing the color triple dot grid of the screen of a color television tube
US4122461A (en) * 1977-07-11 1978-10-24 Gte Sylvania Incorporated Exposure apparatus and method for manufacturing a cathode ray tube display screen
JPH07272627A (en) * 1994-03-31 1995-10-20 Toshiba Corp Exposure device for forming phosphor screen of color cathode-ray tube
KR200155319Y1 (en) * 1995-09-25 1999-09-01 손욱 Exposuring device for manufacturing color crt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003874A (en) * 1956-10-26 1961-10-10 Zenith Radio Corp Optical correction in manufacture of color image reproducers
NL294994A (en) * 1962-07-06
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
NL7106346A (en) * 1971-05-08 1972-11-10

Also Published As

Publication number Publication date
GB1335653A (en) 1973-10-31
NL7106619A (en) 1972-11-16
FR2137895A1 (en) 1972-12-29
US3810196A (en) 1974-05-07
DE2220959B2 (en) 1977-03-10
DE2220959A1 (en) 1972-11-30
BE783418A (en) 1972-11-13
NL158650B (en) 1978-11-15
IT959720B (en) 1973-11-10
FR2137895B1 (en) 1980-03-14
JPS5544422B1 (en) 1980-11-12

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