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FI70357C - Snedstaellt enhetligt spolarrangemang foer faeltavlaegsning - Google Patents

Snedstaellt enhetligt spolarrangemang foer faeltavlaegsning Download PDF

Info

Publication number
FI70357C
FI70357C FI800394A FI800394A FI70357C FI 70357 C FI70357 C FI 70357C FI 800394 A FI800394 A FI 800394A FI 800394 A FI800394 A FI 800394A FI 70357 C FI70357 C FI 70357C
Authority
FI
Finland
Prior art keywords
coil
condenser
section
screen
magnetic shield
Prior art date
Application number
FI800394A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI70357B (fi
FI800394A7 (fi
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.)
Filing date
Publication date
Application filed by Rca Corp filed Critical Rca Corp
Publication of FI800394A7 publication Critical patent/FI800394A7/fi
Publication of FI70357B publication Critical patent/FI70357B/fi
Application granted granted Critical
Publication of FI70357C publication Critical patent/FI70357C/fi

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/003Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/12Picture reproducers
    • H04N9/16Picture reproducers using cathode ray tubes
    • H04N9/29Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007Elimination of unwanted or stray electromagnetic effects
    • H01J2229/0046Preventing or cancelling fields within the enclosure
    • H01J2229/0053Demagnetisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (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)
FI800394A 1979-02-16 1980-02-08 Snedstaellt enhetligt spolarrangemang foer faeltavlaegsning FI70357C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1281079A 1979-02-16 1979-02-16
US1281079 1979-02-16

Publications (3)

Publication Number Publication Date
FI800394A7 FI800394A7 (fi) 1980-08-17
FI70357B FI70357B (fi) 1986-02-28
FI70357C true FI70357C (fi) 1986-09-15

Family

ID=21756797

Family Applications (1)

Application Number Title Priority Date Filing Date
FI800394A FI70357C (fi) 1979-02-16 1980-02-08 Snedstaellt enhetligt spolarrangemang foer faeltavlaegsning

Country Status (20)

Country Link
JP (1) JPS55112087A (de)
KR (1) KR900006295B1 (de)
AT (1) AT381201B (de)
AU (1) AU535877B2 (de)
BE (1) BE881758A (de)
CA (1) CA1135321A (de)
DE (1) DE3005763C2 (de)
DK (1) DK148868C (de)
ES (1) ES488650A0 (de)
FI (1) FI70357C (de)
FR (1) FR2449382B1 (de)
GB (1) GB2046559B (de)
HK (1) HK27284A (de)
IT (1) IT1140569B (de)
MY (1) MY8500294A (de)
NZ (1) NZ192884A (de)
PL (1) PL126142B1 (de)
SE (1) SE441886B (de)
SU (1) SU936835A3 (de)
ZA (1) ZA80875B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN167955B (de) * 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 (nl) * 1973-09-13 1981-11-16 Philips Nv Kleurentelevisieweergeefinrichting voorzien van een kleurentelevisiebeeldbuis en een ontmagnetiserings- inrichting.
NL165020C (nl) * 1974-12-16 1981-02-16 Philips Nv Kleurentelevisie-ontvanger bevattende een ontmagneti- seerschakeling en samengesteld thermistorelement voor toepassing in een dergelijke schakeling.
JP3016048B2 (ja) * 1991-12-04 2000-03-06 東洋自動機株式会社 インパルスシール装置の温度制御方法

Also Published As

Publication number Publication date
DE3005763A1 (de) 1980-08-28
HK27284A (en) 1984-03-30
PL126142B1 (en) 1983-07-30
AT381201B (de) 1986-09-10
KR900006295B1 (ko) 1990-08-27
AU535877B2 (en) 1984-04-12
FI70357B (fi) 1986-02-28
ATA88580A (de) 1986-01-15
FR2449382A1 (fr) 1980-09-12
GB2046559B (en) 1983-04-20
DK148868C (da) 1986-04-21
FR2449382B1 (fr) 1985-11-22
SU936835A3 (ru) 1982-06-15
AU5535780A (en) 1980-08-21
IT1140569B (it) 1986-10-01
NZ192884A (en) 1983-11-18
IT8019868A0 (it) 1980-02-12
DK67780A (da) 1980-08-17
DK148868B (da) 1985-10-28
FI800394A7 (fi) 1980-08-17
ES8100551A1 (es) 1980-11-01
DE3005763C2 (de) 1984-11-15
BE881758A (fr) 1980-05-30
SE8001035L (sv) 1980-08-17
MY8500294A (en) 1985-12-31
ES488650A0 (es) 1980-11-01
GB2046559A (en) 1980-11-12
ZA80875B (en) 1981-08-26
SE441886B (sv) 1985-11-11
PL222054A1 (de) 1980-11-03
JPS55112087A (en) 1980-08-29
CA1135321A (en) 1982-11-09

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: RCA LICENSING CORPORATION