GB1445645A - Electron gun assembly for use in multi-beam type cathode ray tube - Google Patents

Electron gun assembly for use in multi-beam type cathode ray tube

Info

Publication number
GB1445645A
GB1445645A GB3475374A GB3475374A GB1445645A GB 1445645 A GB1445645 A GB 1445645A GB 3475374 A GB3475374 A GB 3475374A GB 3475374 A GB3475374 A GB 3475374A GB 1445645 A GB1445645 A GB 1445645A
Authority
GB
United Kingdom
Prior art keywords
base
cup
guns
turned
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
Application number
GB3475374A
Other languages
English (en)
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 GB1445645A publication Critical patent/GB1445645A/en
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
    • H01J29/46—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
    • H01J29/506—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube guns in delta or circular configuration

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Electron Beam Exposure (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB3475374A 1973-08-08 1974-08-07 Electron gun assembly for use in multi-beam type cathode ray tube Expired GB1445645A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8842373A JPS5433708B2 (US06312121-20011106-C00033.png) 1973-08-08 1973-08-08

Publications (1)

Publication Number Publication Date
GB1445645A true GB1445645A (en) 1976-08-11

Family

ID=13942358

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3475374A Expired GB1445645A (en) 1973-08-08 1974-08-07 Electron gun assembly for use in multi-beam type cathode ray tube

Country Status (5)

Country Link
US (1) US3936692A (US06312121-20011106-C00033.png)
JP (1) JPS5433708B2 (US06312121-20011106-C00033.png)
DE (1) DE2438234C3 (US06312121-20011106-C00033.png)
FR (1) FR2240523B1 (US06312121-20011106-C00033.png)
GB (1) GB1445645A (US06312121-20011106-C00033.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987328A (en) * 1975-08-22 1976-10-19 Hitachi, Ltd. In-line type electron gun assembly for use in multi-beam type color picture tubes
JPS5270747A (en) * 1975-12-09 1977-06-13 Matsushita Electronics Corp In-line type electronic gun structure
CA1068323A (en) * 1976-02-05 1979-12-18 Horst H. Blumenberg Unitized electron gun having electrodes with internal beam-shielding tubes
JPS5539978A (en) * 1978-09-14 1980-03-21 Fujitsu Ltd Transmission control device
US4350923A (en) * 1980-03-27 1982-09-21 Rca Corporation Electron gun with balanced lens lips to reduce astigmatism
DE4012888A1 (de) * 1990-04-23 1991-10-24 Nokia Unterhaltungselektronik Gitter fuer elektronenstrahl-erzeugungssysteme
JPH10236834A (ja) * 1996-12-25 1998-09-08 Asahi Glass Co Ltd 電子銃支持部材及びその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE427901A (US06312121-20011106-C00033.png) * 1937-05-05
US2957106A (en) * 1954-08-12 1960-10-18 Rca Corp Plural beam gun
NL6905720A (US06312121-20011106-C00033.png) * 1968-04-13 1969-10-15
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques

Also Published As

Publication number Publication date
US3936692A (en) 1976-02-03
JPS5038463A (US06312121-20011106-C00033.png) 1975-04-09
DE2438234B2 (de) 1978-04-06
FR2240523B1 (US06312121-20011106-C00033.png) 1978-02-17
FR2240523A1 (US06312121-20011106-C00033.png) 1975-03-07
JPS5433708B2 (US06312121-20011106-C00033.png) 1979-10-22
DE2438234C3 (de) 1982-08-12
DE2438234A1 (de) 1975-02-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee
PCPE Delete 'patent ceased' from journal

Free format text: 5221, PAGE 912

PE20 Patent expired after termination of 20 years

Effective date: 19940806