BE756182A - Appareil de mesure pour masques d'ombre - Google Patents

Appareil de mesure pour masques d'ombre

Info

Publication number
BE756182A
BE756182A BE756182DA BE756182A BE 756182 A BE756182 A BE 756182A BE 756182D A BE756182D A BE 756182DA BE 756182 A BE756182 A BE 756182A
Authority
BE
Belgium
Prior art keywords
measuring device
shadow masks
masks
shadow
measuring
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
J G Davies
Original Assignee
Buckbee Mears Co
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.)
Publication date
Publication of BE756182A publication Critical patent/BE756182A/xx

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
    • 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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
BE756182D 1970-01-15 Appareil de mesure pour masques d'ombre BE756182A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US311770A 1970-01-15 1970-01-15

Publications (1)

Publication Number Publication Date
BE756182A true BE756182A (fr) 1971-02-15

Family

ID=21704249

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756182D BE756182A (fr) 1970-01-15 Appareil de mesure pour masques d'ombre

Country Status (8)

Country Link
US (1) US3620627A (de)
JP (1) JPS542063B1 (de)
BE (1) BE756182A (de)
CA (1) CA918907A (de)
DE (1) DE2046851C3 (de)
FR (1) FR2074943A5 (de)
GB (1) GB1264778A (de)
NL (1) NL7012206A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789977A (fr) * 1971-10-21 1973-02-01 Buckbee Mears Co Appareil d'essai pour masque perfore de tube image de television
US4563088A (en) * 1983-02-15 1986-01-07 Rca Corporation Device for maintaining a moving curved surface a constant distance from a stationary point
US4900148A (en) * 1985-12-09 1990-02-13 Nabisco Brands, Inc. Apparatus and process for measuring an optical characteristic of a predetermined portion of a flat object

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192580A (en) * 1937-03-31 1940-03-05 Rca Corp Bottle inspecting device
US3023664A (en) * 1959-12-03 1962-03-06 Coleman Instr Inc Chromatographic reader
US3480786A (en) * 1966-01-13 1969-11-25 Gaf Corp Flaw detecting system including synchronously rotating optic fiber tubes
US3479514A (en) * 1966-09-23 1969-11-18 Anchor Hocking Corp Method and means for inspecting glass articles
US3518013A (en) * 1966-09-26 1970-06-30 Itek Corp Densitometer

Also Published As

Publication number Publication date
DE2046851B2 (de) 1979-07-19
FR2074943A5 (de) 1971-10-08
CA918907A (en) 1973-01-16
US3620627A (en) 1971-11-16
GB1264778A (de) 1972-02-23
NL7012206A (de) 1971-07-19
DE2046851C3 (de) 1980-03-27
JPS542063B1 (de) 1979-02-01
DE2046851A1 (de) 1971-07-22

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