HK27284A - Degaussing coil arrangement - Google Patents

Degaussing coil arrangement

Info

Publication number: HK27284A
Authority: HK; Hong Kong
Prior art keywords: coil arrangement; degaussing coil; degaussing; arrangement; coil
Prior art date: 1979-02-16

Application number

HK272/84A

Inventor

John Clarence Cooper

Original Assignee

Rca Corp

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.)

1979-02-16

Filing date

1984-03-22

Publication date

1984-03-30

1984-03-22 Application filed by Rca Corp filed Critical Rca Corp

1984-03-30 Publication of HK27284A publication Critical patent/HK27284A/en

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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
- H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
- 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)
Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Video Image Reproduction Devices For Color Tv Systems (AREA)
Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

HK272/84A 1979-02-16 1984-03-22 Degaussing coil arrangement HK27284A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US1281079A	1979-02-16	1979-02-16

Publications (1)

Publication Number	Publication Date
HK27284A true HK27284A (en)	1984-03-30

Family

ID=21756797

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
HK272/84A HK27284A (en)	1979-02-16	1984-03-22	Degaussing coil arrangement

Country Status (20)

Country	Link
JP (1)	JPS55112087A (en)
KR (1)	KR900006295B1 (en)
AT (1)	AT381201B (en)
AU (1)	AU535877B2 (en)
BE (1)	BE881758A (en)
CA (1)	CA1135321A (en)
DE (1)	DE3005763C2 (en)
DK (1)	DK148868C (en)
ES (1)	ES8100551A1 (en)
FI (1)	FI70357C (en)
FR (1)	FR2449382B1 (en)
GB (1)	GB2046559B (en)
HK (1)	HK27284A (en)
IT (1)	IT1140569B (en)
MY (1)	MY8500294A (en)
NZ (1)	NZ192884A (en)
PL (1)	PL126142B1 (en)
SE (1)	SE441886B (en)
SU (1)	SU936835A3 (en)
ZA (1)	ZA80875B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IN167955B (en) *	1986-03-27	1991-01-12	Nokia Data Systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2921226A (en) *	1956-05-24	1960-01-12	Philco Corp	Apparatus for color purity correction in color television receivers
US2962621A (en) *	1958-10-10	1960-11-29	Westinghouse Electric Corp	Color television apparatus
US3322998A (en) *	1964-08-31	1967-05-30	Rca Corp	Color purity correcting apparatus for colored television picture tubes
US3614519A (en) *	1967-12-18	1971-10-19	Zenith Radio Corp	Cathode-ray tube magnetic shield
CA977406A (en) *	1972-04-14	1975-11-04	Yoshiichi Matsushima	Degaussing device for colour cathode ray tubes
NL167289C (en) *	1973-09-13	1981-11-16	Philips Nv	COLOR TELEVISION DEVICE EQUIPPED WITH A COLOR TELEVISION IMAGE TUBE AND DEMAGNETIZING DEVICE.
NL165020C (en) *	1974-12-16	1981-02-16	Philips Nv	COLOR TV RECEIVER CONTAINING A DEMAGNETIZER CIRCUIT AND COMPOSITE THERMISTOR ELEMENT FOR USE IN SUCH A CIRCUIT.
JP3016048B2 (en) *	1991-12-04	2000-03-06	東洋自動機株式会社	Temperature control method for impulse sealing device

1980
- 1980-02-08 AU AU55357/80A patent/AU535877B2/en not_active Ceased
- 1980-02-08 SE SE8001035A patent/SE441886B/en not_active IP Right Cessation
- 1980-02-08 FI FI800394A patent/FI70357C/en not_active IP Right Cessation
- 1980-02-12 IT IT19868/80A patent/IT1140569B/en active
- 1980-02-12 GB GB8004693A patent/GB2046559B/en not_active Expired
- 1980-02-14 JP JP1771880A patent/JPS55112087A/en active Pending
- 1980-02-15 DE DE3005763A patent/DE3005763C2/en not_active Expired
- 1980-02-15 ES ES488650A patent/ES8100551A1/en not_active Expired
- 1980-02-15 CA CA000345759A patent/CA1135321A/en not_active Expired
- 1980-02-15 NZ NZ192884A patent/NZ192884A/en unknown
- 1980-02-15 PL PL1980222054A patent/PL126142B1/en unknown
- 1980-02-15 BE BE0/199427A patent/BE881758A/en not_active IP Right Cessation
- 1980-02-15 DK DK67780A patent/DK148868C/en not_active IP Right Cessation
- 1980-02-15 SU SU802885001A patent/SU936835A3/en active
- 1980-02-15 FR FR8003444A patent/FR2449382B1/en not_active Expired
- 1980-02-15 KR KR1019800000615A patent/KR900006295B1/en active
- 1980-02-18 AT AT0088580A patent/AT381201B/en not_active IP Right Cessation
- 1980-09-17 ZA ZA00800875A patent/ZA80875B/en unknown
1984
- 1984-03-22 HK HK272/84A patent/HK27284A/en not_active IP Right Cessation
1985
- 1985-12-30 MY MY294/85A patent/MY8500294A/en unknown

Also Published As

Publication number	Publication date
ES488650A0 (en)	1980-11-01
IT1140569B (en)	1986-10-01
FR2449382A1 (en)	1980-09-12
DE3005763A1 (en)	1980-08-28
ATA88580A (en)	1986-01-15
DE3005763C2 (en)	1984-11-15
AT381201B (en)	1986-09-10
GB2046559B (en)	1983-04-20
FI70357C (en)	1986-09-15
GB2046559A (en)	1980-11-12
AU5535780A (en)	1980-08-21
SE8001035L (en)	1980-08-17
ZA80875B (en)	1981-08-26
DK67780A (en)	1980-08-17
SU936835A3 (en)	1982-06-15
JPS55112087A (en)	1980-08-29
NZ192884A (en)	1983-11-18
DK148868C (en)	1986-04-21
MY8500294A (en)	1985-12-31
SE441886B (en)	1985-11-11
IT8019868A0 (en)	1980-02-12
PL126142B1 (en)	1983-07-30
CA1135321A (en)	1982-11-09
KR900006295B1 (en)	1990-08-27
FI800394A (en)	1980-08-17
ES8100551A1 (en)	1980-11-01
AU535877B2 (en)	1984-04-12
FR2449382B1 (en)	1985-11-22
BE881758A (en)	1980-05-30
FI70357B (en)	1986-02-28
PL222054A1 (en)	1980-11-03
DK148868B (en)	1985-10-28

Legal Events

Date	Code	Title	Description
2004-12-15	PE	Patent expired

Publication	Publication Date	Title
GB2056185B (en)	1984-06-27	Coil units
DE3064977D1 (en)	1983-10-27	Magnetic recorders
DE3069216D1 (en)	1984-10-25	Magnetic head arrangement
JPS55100988A (en)	1980-08-01	Nickellmolybdenum cathod
GB2039157B (en)	1983-02-16	Magnetic core
JPS5693667A (en)	1981-07-29	Bobbin exchanger
DE3063740D1 (en)	1983-07-21	Magnetic head-mounting-assemblies
JPS5624747A (en)	1981-03-09	Magnetic deflecting coil
JPS5493447A (en)	1979-07-24	Magnetic coil
GB2060487B (en)	1983-10-12	Magnetic stripe
GB8309946D0 (en)	1983-05-18	Cyanoacetates
JPS5645718A (en)	1981-04-25	Magnetic filter
GB2063343B (en)	1984-03-14	Magnetic fastening
JPS5597783A (en)	1980-07-25	Demagnetizing coil
JPS5657486A (en)	1981-05-19	Bobbin case
ZA805075B (en)	1981-08-26	Coil arrangements
JPS55166997A (en)	1980-12-26	Magnetic shielding room
JPS5595464A (en)	1980-07-19	Magnetic device
GB2046124B (en)	1983-05-05	Magnetic structures
GB2042979B (en)	1982-09-22	Magnetic recording
ZA802442B (en)	1981-05-27	Ignition coil
JPS55165700A (en)	1980-12-24	Magnetic shielding room
MY8500294A (en)	1985-12-31	Degaussing coil arrangement
JPS5695760A (en)	1981-08-03	Magnetic transporter
JPS5641719A (en)	1981-04-18	Arccsuppressing coil