NL7305174A - - Google Patents

Info

Publication number
NL7305174A
NL7305174A NL7305174A NL7305174A NL7305174A NL 7305174 A NL7305174 A NL 7305174A NL 7305174 A NL7305174 A NL 7305174A NL 7305174 A NL7305174 A NL 7305174A NL 7305174 A NL7305174 A NL 7305174A
Authority
NL
Netherlands
Application number
NL7305174A
Other versions
NL163403C (nl
NL163403B (nl
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
Priority claimed from JP3755672A external-priority patent/JPS5644626B2/ja
Priority claimed from JP3756272A external-priority patent/JPS48104430A/ja
Priority claimed from JP6005572A external-priority patent/JPS4922037A/ja
Application filed filed Critical
Publication of NL7305174A publication Critical patent/NL7305174A/xx
Publication of NL163403B publication Critical patent/NL163403B/xx
Application granted granted Critical
Publication of NL163403C publication Critical patent/NL163403C/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
    • H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
    • H01J2229/0046—Preventing or cancelling fields within the enclosure
    • H01J2229/0053—Demagnetisation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
NL7305174.A 1972-04-14 1973-04-13 Kleurentelevisieweergeefbuis met een ontmagnetisatie- inrichting. NL163403C (nl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3755672A JPS5644626B2 (enrdf_load_stackoverflow) 1972-04-14 1972-04-14
JP3756272A JPS48104430A (enrdf_load_stackoverflow) 1972-04-14 1972-04-14
JP6005572A JPS4922037A (enrdf_load_stackoverflow) 1972-06-17 1972-06-17

Publications (3)

Publication Number Publication Date
NL7305174A true NL7305174A (enrdf_load_stackoverflow) 1973-10-16
NL163403B NL163403B (nl) 1980-03-17
NL163403C NL163403C (nl) 1980-08-15

Family

ID=27289506

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7305174.A NL163403C (nl) 1972-04-14 1973-04-13 Kleurentelevisieweergeefbuis met een ontmagnetisatie- inrichting.

Country Status (8)

Country Link
US (1) US3872347A (enrdf_load_stackoverflow)
CA (1) CA977406A (enrdf_load_stackoverflow)
DE (1) DE2319262B2 (enrdf_load_stackoverflow)
FR (1) FR2180067B1 (enrdf_load_stackoverflow)
GB (1) GB1425748A (enrdf_load_stackoverflow)
IT (1) IT980156B (enrdf_load_stackoverflow)
NL (1) NL163403C (enrdf_load_stackoverflow)
SE (1) SE395814B (enrdf_load_stackoverflow)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL167289C (nl) * 1973-09-13 1981-11-16 Philips Nv Kleurentelevisieweergeefinrichting voorzien van een kleurentelevisiebeeldbuis en een ontmagnetiserings- inrichting.
FI70357C (fi) * 1979-02-16 1986-09-15 Rca Corp Snedstaellt enhetligt spolarrangemang foer faeltavlaegsning
US4316119A (en) * 1979-02-16 1982-02-16 Rca Corporation Tilted unitary degaussing coil arrangement
US4445072A (en) * 1982-09-29 1984-04-24 Motorola, Inc. CRT Degaussing system
JPS60218693A (ja) * 1984-04-13 1985-11-01 三菱電機株式会社 デイスプレイ装置
IN167955B (enrdf_load_stackoverflow) * 1986-03-27 1991-01-12 Nokia Data Systems
DE3625383A1 (de) * 1986-07-26 1988-02-04 Grundig Emv Entmagnetisierungseinrichtung fuer eine farbfernsehbildroehre
FR2606574B1 (fr) * 1986-11-07 1989-01-13 Videocolor Dispositif de protection de tubes cathodiques a masque vis-a-vis du champ magnetique terrestre
FR2639409B1 (fr) * 1988-11-24 1990-12-28 Loire Electronique Dispositif de fixation de boucle de demagnetisation de televiseur
IT1251351B (it) * 1990-06-25 1995-05-08 Videocolor Spa Apparecchio per la compensazione di campi magnetici
JPH0541176A (ja) * 1991-08-07 1993-02-19 Sony Corp 陰極線管
WO1996013050A1 (en) * 1994-10-21 1996-05-02 Philips Electronics N.V. Colour display device comprising a colour display tube and a demagnetizing device
KR100265172B1 (ko) * 1996-02-24 2000-09-15 윤종용 모니터의 디가우징 코일 고정장치
GB2311892B (en) * 1996-04-03 2001-01-24 Samsung Electronics Co Ltd Magnetic field shielding in display
EP0830790B1 (en) * 1996-04-09 2001-10-10 Koninklijke Philips Electronics N.V. Display device comprising a display tube having an external shield against the earth's magnetic field
US5959824A (en) * 1998-03-25 1999-09-28 Data Security, Inc. Transient magnetic field degaussing system with auto calibration
US5969933A (en) * 1998-03-25 1999-10-19 Data Security, Inc. Transient magnet field degaussing system
US6671007B1 (en) * 1999-12-30 2003-12-30 Thomson Licensing, S.A. Method and apparatus for mounting a degaussing coil
US6731491B2 (en) 2001-06-15 2004-05-04 Data Security, Inc. Bulk degausser with fixed arrays of magnet poles
US6686695B2 (en) * 2001-10-16 2004-02-03 Samsung Sdi Co., Ltd. Cathode ray tube having degaussing coil for minimizing variations in landing of electron beam
US7164569B1 (en) 2004-06-30 2007-01-16 Data Security, Inc. Mechanism for automated permanent magnet degaussing
US20060018075A1 (en) * 2004-07-23 2006-01-26 Data Security, Inc. Permanent magnet bulk degausser
US7701656B2 (en) * 2006-07-14 2010-04-20 Data Security, Inc. Method and apparatus for permanent magnet erasure of magnetic storage media
US7715166B2 (en) * 2006-07-14 2010-05-11 Data Security, Inc. Method and reciprocating apparatus for permanent magnet erasure of magnetic storage media
US20090284890A1 (en) * 2008-05-16 2009-11-19 Thiel Leroy D Mechanism and Method for Permanent Magnet Degaussing
JP2014209521A (ja) * 2013-04-16 2014-11-06 キヤノン株式会社 ステージ装置、描画装置および物品の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3317781A (en) * 1963-12-19 1967-05-02 Rca Corp Television degaussing apparatus
US3614519A (en) * 1967-12-18 1971-10-19 Zenith Radio Corp Cathode-ray tube magnetic shield

Also Published As

Publication number Publication date
IT980156B (it) 1974-09-30
FR2180067B1 (enrdf_load_stackoverflow) 1976-09-03
FR2180067A1 (enrdf_load_stackoverflow) 1973-11-23
US3872347A (en) 1975-03-18
DE2319262A1 (de) 1973-10-31
CA977406A (en) 1975-11-04
DE2319262B2 (de) 1977-08-25
NL163403C (nl) 1980-08-15
NL163403B (nl) 1980-03-17
GB1425748A (en) 1976-02-18
SE395814B (sv) 1977-08-22

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee