GB2227193B - Manufacturing method for electrode of electron gun of cathode ray tube - Google Patents

Manufacturing method for electrode of electron gun of cathode ray tube

Info

Publication number
GB2227193B
GB2227193B GB9001301A GB9001301A GB2227193B GB 2227193 B GB2227193 B GB 2227193B GB 9001301 A GB9001301 A GB 9001301A GB 9001301 A GB9001301 A GB 9001301A GB 2227193 B GB2227193 B GB 2227193B
Authority
GB
United Kingdom
Prior art keywords
electrode
manufacturing
ray tube
cathode ray
electron gun
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 - Lifetime
Application number
GB9001301A
Other versions
GB2227193A (en
GB9001301D0 (en
Inventor
Tae-Geun Ha
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.)
Samsung SDI Co Ltd
Original Assignee
Samsung Electron Devices Co 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 Samsung Electron Devices Co Ltd filed Critical Samsung Electron Devices Co Ltd
Publication of GB9001301D0 publication Critical patent/GB9001301D0/en
Publication of GB2227193A publication Critical patent/GB2227193A/en
Application granted granted Critical
Publication of GB2227193B publication Critical patent/GB2227193B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Forging (AREA)
GB9001301A 1989-01-20 1990-01-19 Manufacturing method for electrode of electron gun of cathode ray tube Expired - Lifetime GB2227193B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890000595A KR910004753B1 (en) 1989-01-20 1989-01-20 Manufacturing methode for electrode of crt

Publications (3)

Publication Number Publication Date
GB9001301D0 GB9001301D0 (en) 1990-03-21
GB2227193A GB2227193A (en) 1990-07-25
GB2227193B true GB2227193B (en) 1992-09-23

Family

ID=19283277

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9001301A Expired - Lifetime GB2227193B (en) 1989-01-20 1990-01-19 Manufacturing method for electrode of electron gun of cathode ray tube

Country Status (4)

Country Link
KR (1) KR910004753B1 (en)
CN (1) CN1023851C (en)
GB (1) GB2227193B (en)
MY (1) MY104888A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950004400B1 (en) * 1992-12-07 1995-04-28 주식회사 금성사 Focusing electrode for electron gun and manufacturing method for the same
EP1094489A3 (en) * 1999-10-22 2006-02-08 Hitachi, Ltd. Cathode ray tube and method for manufacturing the same
CN101577202B (en) * 2008-05-09 2011-12-07 襄樊市宏盛昌电子机械有限责任公司 Electrode forming process for discharge tube and die designed for implementing same
CN113523091B (en) * 2021-06-23 2022-07-19 东风柳州汽车有限公司 7-shaped hole machining method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2052845A (en) * 1979-05-18 1981-01-28 Hitachi Ltd Electrode for a colour crt electron gun

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2052845A (en) * 1979-05-18 1981-01-28 Hitachi Ltd Electrode for a colour crt electron gun

Also Published As

Publication number Publication date
CN1023851C (en) 1994-02-16
KR910004753B1 (en) 1991-07-10
CN1044363A (en) 1990-08-01
GB2227193A (en) 1990-07-25
GB9001301D0 (en) 1990-03-21
MY104888A (en) 1994-06-30
KR900012313A (en) 1990-08-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee