GB1425748A - Degaussing device for colour cathode ray tubes - Google Patents

Degaussing device for colour cathode ray tubes

Info

Publication number
GB1425748A
GB1425748A GB1716573A GB1716573A GB1425748A GB 1425748 A GB1425748 A GB 1425748A GB 1716573 A GB1716573 A GB 1716573A GB 1716573 A GB1716573 A GB 1716573A GB 1425748 A GB1425748 A GB 1425748A
Authority
GB
United Kingdom
Prior art keywords
supporting
cables
cathode ray
ray tubes
clips
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
GB1716573A
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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
Priority claimed from JP3756272A external-priority patent/JPS48104430A/ja
Priority claimed from JP3755672A external-priority patent/JPS5644626B2/ja
Priority claimed from JP6005572A external-priority patent/JPS4922037A/ja
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of GB1425748A publication Critical patent/GB1425748A/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
    • H01J29/003—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

Abstract

1425748 Clips TOKYO SHIBAURA ELECTRIC CO Ltd 10 April 1973 [14 April 1972 (2) 17 June 1972] 17165/73 Heading E2B [Also in Divisions H1 and H4] Clips for supporting electrical cables, specifically the degaussing coils surrounding the picture tube of a colour television receiver [Division H4], comprises channel shaped members 40 and 50 Figs. 14, 15 formed from synthetic resin, the former 40 supporting two cables 11, 12 and being itself supported by screws 42 engaging the receiver cabinet and the latter 50 supporting one of the cables and being itself supported by rod-like members secured to the cabinet and inserted in the cylindrical part 51.
GB1716573A 1972-04-14 1973-04-10 Degaussing device for colour cathode ray tubes Expired GB1425748A (en)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
GB1425748A true GB1425748A (en) 1976-02-18

Family

ID=27289506

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1716573A Expired GB1425748A (en) 1972-04-14 1973-04-10 Degaussing device for colour cathode ray tubes

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311892A (en) * 1996-04-03 1997-10-08 Samsung Electronics Co Ltd Magnetic field shielding device for a display

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL167289C (en) * 1973-09-13 1981-11-16 Philips Nv COLOR TELEVISION DEVICE EQUIPPED WITH A COLOR TELEVISION IMAGE TUBE AND DEMAGNETIZING DEVICE.
US4316119A (en) * 1979-02-16 1982-02-16 Rca Corporation Tilted unitary degaussing coil arrangement
SE441886B (en) * 1979-02-16 1985-11-11 Rca Corp NEUTRALIZATION DEVICE FOR A PREVIOUS TELEVISION IMAGE
US4445072A (en) * 1982-09-29 1984-04-24 Motorola, Inc. CRT Degaussing system
JPS60218693A (en) * 1984-04-13 1985-11-01 三菱電機株式会社 Display unit
IN167955B (en) * 1986-03-27 1991-01-12 Nokia Data Systems
DE3625383A1 (en) * 1986-07-26 1988-02-04 Grundig Emv DE-MAGNETIZING DEVICE FOR A COLOR TV TUBE
FR2606574B1 (en) * 1986-11-07 1989-01-13 Videocolor DEVICE FOR PROTECTING CATHODE RAY TUBES WITH A MASK AGAINST THE EARTH MAGNETIC FIELD
FR2639409B1 (en) * 1988-11-24 1990-12-28 Loire Electronique DEVICE FOR FIXING A TELEVISION DEMAGNETIZING LOOP
IT1251351B (en) * 1990-06-25 1995-05-08 Videocolor Spa APPARATUS FOR COMPENSATION OF MAGNETIC FIELDS
JPH0541176A (en) * 1991-08-07 1993-02-19 Sony Corp Cathode-ray tube
EP0736220B1 (en) * 1994-10-21 2000-05-10 Koninklijke Philips Electronics N.V. Colour display device comprising a colour display tube and a demagnetizing device
KR100265172B1 (en) * 1996-02-24 2000-09-15 윤종용 The degaussing coil fixing apparatus of monitor
KR19990022672A (en) * 1996-04-09 1999-03-25 엠. 제이. 엠. 반캄 Display device having display tube with external shield for 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 (en) * 2013-04-16 2014-11-06 キヤノン株式会社 Stage device, drawing device and method for manufacturing article

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311892A (en) * 1996-04-03 1997-10-08 Samsung Electronics Co Ltd Magnetic field shielding device for a display
GB2311892B (en) * 1996-04-03 2001-01-24 Samsung Electronics Co Ltd Magnetic field shielding in display

Also Published As

Publication number Publication date
DE2319262B2 (en) 1977-08-25
IT980156B (en) 1974-09-30
CA977406A (en) 1975-11-04
FR2180067A1 (en) 1973-11-23
FR2180067B1 (en) 1976-09-03
US3872347A (en) 1975-03-18
DE2319262A1 (en) 1973-10-31
NL163403B (en) 1980-03-17
SE395814B (en) 1977-08-22
NL163403C (en) 1980-08-15
NL7305174A (en) 1973-10-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee