DE2302177B2 - - Google Patents

Info

Publication number
DE2302177B2
DE2302177B2 DE2302177A DE2302177A DE2302177B2 DE 2302177 B2 DE2302177 B2 DE 2302177B2 DE 2302177 A DE2302177 A DE 2302177A DE 2302177 A DE2302177 A DE 2302177A DE 2302177 B2 DE2302177 B2 DE 2302177B2
Authority
DE
Germany
Prior art keywords
bridges
strip
shaped
color
display tube
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.)
Granted
Application number
DE2302177A
Other languages
German (de)
English (en)
Other versions
DE2302177C3 (de
DE2302177A1 (de
Inventor
Etuzo Terashima
Junichi Yamada
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 DE2302177A1 publication Critical patent/DE2302177A1/de
Publication of DE2302177B2 publication Critical patent/DE2302177B2/de
Application granted granted Critical
Publication of DE2302177C3 publication Critical patent/DE2302177C3/de
Expired legal-status Critical Current

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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C9/00—Electrically-actuated devices for setting the time-indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
DE19732302177 1972-01-19 1973-01-17 Farbbildwiedergaberöhre Expired DE2302177C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1972008061U JPS513733Y2 (enrdf_load_stackoverflow) 1972-01-19 1972-01-19
JP806172 1972-01-19

Publications (3)

Publication Number Publication Date
DE2302177A1 DE2302177A1 (de) 1973-07-26
DE2302177B2 true DE2302177B2 (enrdf_load_stackoverflow) 1975-06-26
DE2302177C3 DE2302177C3 (de) 1976-02-12

Family

ID=

Also Published As

Publication number Publication date
GB1388091A (en) 1975-03-19
FR2168383B1 (enrdf_load_stackoverflow) 1978-05-19
JPS4885555U (enrdf_load_stackoverflow) 1973-10-17
FR2168383A1 (enrdf_load_stackoverflow) 1973-08-31
US3883770A (en) 1975-05-13
DE2302177A1 (de) 1973-07-26
JPS513733Y2 (enrdf_load_stackoverflow) 1976-02-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E771 Valid patent as to the heymanns-index 1977, willingness to grant licences
8339 Ceased/non-payment of the annual fee