BE718131A - - Google Patents

Info

Publication number
BE718131A
BE718131A BE718131DA BE718131A BE 718131 A BE718131 A BE 718131A BE 718131D A BE718131D A BE 718131DA BE 718131 A BE718131 A BE 718131A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE718131A publication Critical patent/BE718131A/xx

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
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • H01J29/073—Mounting arrangements associated with shadow masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
BE718131D 1967-07-18 1968-07-16 BE718131A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6709978A NL6709978A (enrdf_load_stackoverflow) 1967-07-18 1967-07-18
NL6809258A NL156857B (nl) 1967-07-18 1968-06-29 Elektronenstraalbuis met een elektronenkanon voor het opwekken van drie elektronenbundels.

Publications (1)

Publication Number Publication Date
BE718131A true BE718131A (enrdf_load_stackoverflow) 1969-01-16

Family

ID=26644218

Family Applications (2)

Application Number Title Priority Date Filing Date
BE718132D BE718132A (enrdf_load_stackoverflow) 1967-07-18 1968-07-16
BE718131D BE718131A (enrdf_load_stackoverflow) 1967-07-18 1968-07-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE718132D BE718132A (enrdf_load_stackoverflow) 1967-07-18 1968-07-16

Country Status (7)

Country Link
JP (1) JPS521267B1 (enrdf_load_stackoverflow)
BE (2) BE718132A (enrdf_load_stackoverflow)
CH (2) CH489899A (enrdf_load_stackoverflow)
DE (2) DE1764596C3 (enrdf_load_stackoverflow)
FR (2) FR1572071A (enrdf_load_stackoverflow)
GB (2) GB1230109A (enrdf_load_stackoverflow)
NL (2) NL6709978A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520292A (en) * 1983-05-06 1985-05-28 Rca Corporation Cathode-ray tube having an asymmetric slot formed in a screen grid electrode of an inline electron gun
US4608515A (en) * 1985-04-30 1986-08-26 Rca Corporation Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein
US4634924A (en) * 1985-08-06 1987-01-06 Rca Corporation Electron gun having cylindrical focus lens

Also Published As

Publication number Publication date
FR1572072A (enrdf_load_stackoverflow) 1969-06-20
NL6809258A (enrdf_load_stackoverflow) 1969-12-31
GB1228809A (enrdf_load_stackoverflow) 1971-04-21
DE1762578A1 (de) 1970-10-01
DE1764596A1 (de) 1971-09-09
CH489899A (de) 1970-04-30
NL6709978A (enrdf_load_stackoverflow) 1969-01-21
CH483721A (de) 1969-12-31
GB1230109A (enrdf_load_stackoverflow) 1971-04-28
BE718132A (enrdf_load_stackoverflow) 1969-01-16
DE1762578C3 (de) 1978-11-23
DE1764596C3 (de) 1978-11-09
FR1572071A (enrdf_load_stackoverflow) 1969-06-20
JPS521267B1 (enrdf_load_stackoverflow) 1977-01-13
DE1764596B2 (de) 1978-03-16
DE1762578B2 (de) 1978-03-23
NL156857B (nl) 1978-05-16

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