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SE395814B - Avmagnetiseringsanordning for ett fergtelevisionsbildror - Google Patents

Avmagnetiseringsanordning for ett fergtelevisionsbildror

Info

Publication number
SE395814B
SE395814B SE7305261A SE7305261A SE395814B SE 395814 B SE395814 B SE 395814B SE 7305261 A SE7305261 A SE 7305261A SE 7305261 A SE7305261 A SE 7305261A SE 395814 B SE395814 B SE 395814B
Authority
SE
Sweden
Prior art keywords
fourtelvision
magneticization
pictures
magneticization device
fourtelvision pictures
Prior art date
Application number
SE7305261A
Other languages
English (en)
Inventor
Y Matsushima
T Abe
Original Assignee
Tokyo Shibaura Electric Co
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 by Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Publication of SE395814B publication Critical patent/SE395814B/sv

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)
SE7305261A 1972-04-14 1973-04-13 Avmagnetiseringsanordning for ett fergtelevisionsbildror SE395814B (sv)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
SE395814B true SE395814B (sv) 1977-08-22

Family

ID=27289506

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7305261A SE395814B (sv) 1972-04-14 1973-04-13 Avmagnetiseringsanordning for ett fergtelevisionsbildror

Country Status (8)

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

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 (sv) * 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
ATE192882T1 (de) * 1994-10-21 2000-05-15 Koninkl Philips Electronics Nv Farbbildanzeigevorrichtung mit farbbildröhre und entmagnetisierungsvorrichtung
US5815361A (en) * 1995-04-03 1998-09-29 Samsung Electronics Co., Ltd. Magnetic field shielding device in display
KR100265172B1 (ko) * 1996-02-24 2000-09-15 윤종용 모니터의 디가우징 코일 고정장치
KR19990022672A (ko) * 1996-04-09 1999-03-25 엠. 제이. 엠. 반캄 지구 자계에 대한 외부 실드를 갖는 디스플레이관을 구비한디스플레이 장치
US5969933A (en) * 1998-03-25 1999-10-19 Data Security, Inc. Transient magnet field degaussing system
US5959824A (en) * 1998-03-25 1999-09-28 Data Security, Inc. Transient magnetic field degaussing system with auto calibration
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
GB1425748A (en) 1976-02-18
FR2180067B1 (sv) 1976-09-03
NL7305174A (sv) 1973-10-16
CA977406A (en) 1975-11-04
DE2319262B2 (de) 1977-08-25
DE2319262A1 (de) 1973-10-31
NL163403B (nl) 1980-03-17
NL163403C (nl) 1980-08-15
FR2180067A1 (sv) 1973-11-23
US3872347A (en) 1975-03-18
IT980156B (it) 1974-09-30

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