FR2651921B1 - ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED. - Google Patents

ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED.

Info

Publication number: FR2651921B1
Authority: FR; France
Prior art keywords: electron beam; correction field; magnetic; beam deviator; magnetic shield
Prior art date: 1989-09-12
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

FR8911891A

Other languages

French (fr)

Other versions

FR2651921A1 (en

Inventor

Chevalier Jacques

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.)

Thales Electron Devices SA

Original Assignee

Thomson Tubes Electroniques

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.)

1989-09-12

Filing date

1989-09-12

Publication date

1991-10-31

1989-09-12 Application filed by Thomson Tubes Electroniques filed Critical Thomson Tubes Electroniques

1989-09-12 Priority to FR8911891A priority Critical patent/FR2651921B1/en

1990-09-07 Priority to DE1990608650 priority patent/DE69008650T2/en

1990-09-07 Priority to EP19900402465 priority patent/EP0418126B1/en

1990-09-12 Priority to JP24228490A priority patent/JPH03119638A/en

1991-03-15 Publication of FR2651921A1 publication Critical patent/FR2651921A1/en

1991-10-31 Application granted granted Critical

1991-10-31 Publication of FR2651921B1 publication Critical patent/FR2651921B1/en

1991-11-07 Priority to US07/789,453 priority patent/US5194776A/en

2009-09-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least

FR8911891A 1989-09-12 1989-09-12 ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED. Expired - Lifetime FR2651921B1 (en)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
FR8911891A FR2651921B1 (en)	1989-09-12	1989-09-12	ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED.
DE1990608650 DE69008650T2 (en)	1989-09-12	1990-09-07	Deflection yoke with magnetic correction field and integrated magnetic shielding.
EP19900402465 EP0418126B1 (en)	1989-09-12	1990-09-07	Deflection yoke with corrective magnetic field and with an auxilary magnetic shield
JP24228490A JPH03119638A (en)	1989-09-12	1990-09-12	Electron beam deflector with correcting magnetic field and electron tube comprising the electron tube
US07/789,453 US5194776A (en)	1989-09-12	1991-11-07	Electron beam deflector with magnetic correction field and incorporated auxiliary magnetic shielding

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8911891A FR2651921B1 (en)	1989-09-12	1989-09-12	ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED.

Publications (2)

Publication Number	Publication Date
FR2651921A1 FR2651921A1 (en)	1991-03-15
FR2651921B1 true FR2651921B1 (en)	1991-10-31

Family

ID=9385351

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8911891A Expired - Lifetime FR2651921B1 (en)	1989-09-12	1989-09-12	ELECTRON BEAM DEVIATOR WITH MAGNETIC CORRECTION FIELD AND AUXILIARY MAGNETIC SHIELD INCORPORATED.

Country Status (4)

Country	Link
EP (1)	EP0418126B1 (en)
JP (1)	JPH03119638A (en)
DE (1)	DE69008650T2 (en)
FR (1)	FR2651921B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9108365D0 (en) *	1991-04-18	1991-06-05	Rank Brimar Ltd	Cathode ray tubes
EP1204132A1 (en) *	2000-11-02	2002-05-08	Matsushita Display Devices (Germany) GmbH	Color display tube
FR2824184B1 (en)	2001-04-27	2003-09-26	Thomson Licensing Sa	COLORED CATHODE TUBE WITH INTERNAL MAGNETIC SHIELD
US7688036B2 (en)	2006-06-26	2010-03-30	Battelle Energy Alliance, Llc	System and method for storing energy

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS554869A (en) *	1978-06-28	1980-01-14	Matsushita Electric Ind Co Ltd	Deflection yoke assembly for camera tube
JPS62133651A (en) *	1985-12-04	1987-06-16	Hitachi Ltd	Deflecting yoke

1989
- 1989-09-12 FR FR8911891A patent/FR2651921B1/en not_active Expired - Lifetime
1990
- 1990-09-07 EP EP19900402465 patent/EP0418126B1/en not_active Expired - Lifetime
- 1990-09-07 DE DE1990608650 patent/DE69008650T2/en not_active Expired - Fee Related
- 1990-09-12 JP JP24228490A patent/JPH03119638A/en active Pending

Also Published As

Publication number	Publication date
DE69008650T2 (en)	1994-08-18
EP0418126A1 (en)	1991-03-20
DE69008650D1 (en)	1994-06-09
EP0418126B1 (en)	1994-05-04
JPH03119638A (en)	1991-05-22
FR2651921A1 (en)	1991-03-15

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Legal Events

Date	Code	Title	Description
1997-07-25	ST	Notification of lapse
1997-08-29	ST	Notification of lapse