GB1425748A - Degaussing device for colour cathode ray tubes - Google Patents
Degaussing device for colour cathode ray tubesInfo
- 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
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)
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.
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)
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)
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 |
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 (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)
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 |
-
1973
- 1973-04-09 US US349637A patent/US3872347A/en not_active Expired - Lifetime
- 1973-04-09 CA CA168,642A patent/CA977406A/en not_active Expired
- 1973-04-10 GB GB1716573A patent/GB1425748A/en not_active Expired
- 1973-04-11 IT IT49358/73A patent/IT980156B/en active
- 1973-04-13 FR FR7313397A patent/FR2180067B1/fr not_active Expired
- 1973-04-13 NL NL7305174.A patent/NL163403C/en not_active IP Right Cessation
- 1973-04-13 SE SE7305261A patent/SE395814B/en unknown
- 1973-04-16 DE DE19732319262 patent/DE2319262B2/en not_active Ceased
Cited By (2)
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 |
---|---|
SE395814B (en) | 1977-08-22 |
CA977406A (en) | 1975-11-04 |
DE2319262B2 (en) | 1977-08-25 |
NL7305174A (en) | 1973-10-16 |
US3872347A (en) | 1975-03-18 |
FR2180067A1 (en) | 1973-11-23 |
IT980156B (en) | 1974-09-30 |
NL163403B (en) | 1980-03-17 |
FR2180067B1 (en) | 1976-09-03 |
DE2319262A1 (en) | 1973-10-31 |
NL163403C (en) | 1980-08-15 |
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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 |