FI801102A - FREQUENCY DRIVE WITHOUT FREQUENCY - Google Patents

FREQUENCY DRIVE WITHOUT FREQUENCY

Info

Publication number
FI801102A
FI801102A FI801102A FI801102A FI801102A FI 801102 A FI801102 A FI 801102A FI 801102 A FI801102 A FI 801102A FI 801102 A FI801102 A FI 801102A FI 801102 A FI801102 A FI 801102A
Authority
FI
Finland
Prior art keywords
frequency
drive
frequency drive
Prior art date
Application number
FI801102A
Other languages
Finnish (fi)
Inventor
Manfred Tischer
Uwe Viohl
Original Assignee
Int Standard Electric 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
Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of FI801102A publication Critical patent/FI801102A/en

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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • H01J29/327—Black matrix materials
    • 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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • H01J29/325—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television with adjacent lines
    • 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
    • H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
FI801102A 1979-04-12 1980-04-08 FREQUENCY DRIVE WITHOUT FREQUENCY FI801102A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792915020 DE2915020A1 (en) 1979-04-12 1979-04-12 COLORED PIPES WITH BLACK MATRIX AND METHOD FOR THEIR PRODUCTION

Publications (1)

Publication Number Publication Date
FI801102A true FI801102A (en) 1980-10-13

Family

ID=6068281

Family Applications (1)

Application Number Title Priority Date Filing Date
FI801102A FI801102A (en) 1979-04-12 1980-04-08 FREQUENCY DRIVE WITHOUT FREQUENCY

Country Status (4)

Country Link
EP (1) EP0017782A1 (en)
JP (1) JPS55159546A (en)
DE (1) DE2915020A1 (en)
FI (1) FI801102A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1126560B (en) * 1979-01-02 1986-05-21 Rca Corp CATHODE-RAY TUBE EQUIPPED WITH A SCREEN PRESENTING PHOTO-ABSORBING AREAS
JPS57163294A (en) * 1981-03-31 1982-10-07 Tektronix Inc Color display unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1316934A (en) * 1961-03-08 1963-02-01 Philips Nv Cathode ray tubes for the reproduction of color images
US3615461A (en) * 1968-11-06 1971-10-26 Zenith Radio Corp Method of processing a black surround screen
JPS5235376B2 (en) * 1973-07-19 1977-09-08
JPS5727574B2 (en) * 1974-03-13 1982-06-11
JPS5438762A (en) * 1977-09-02 1979-03-23 Toshiba Corp Color picture tube

Also Published As

Publication number Publication date
JPS55159546A (en) 1980-12-11
DE2915020A1 (en) 1980-10-16
EP0017782A1 (en) 1980-10-29

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FI801102A (en) FREQUENCY DRIVE WITHOUT FREQUENCY

Legal Events

Date Code Title Description
FD Application lapsed

Owner name: INTERNATIONAL STANDARD ELECTRIC CO