BR7804737A - Processo para criar regioes magnetizadas no interior de um material magnetico a ser localizado adjacente a uma porcao de colo de um tubo de raios catodicos - Google Patents

Processo para criar regioes magnetizadas no interior de um material magnetico a ser localizado adjacente a uma porcao de colo de um tubo de raios catodicos

Info

Publication number
BR7804737A
BR7804737A BR7804737A BR7804737A BR7804737A BR 7804737 A BR7804737 A BR 7804737A BR 7804737 A BR7804737 A BR 7804737A BR 7804737 A BR7804737 A BR 7804737A BR 7804737 A BR7804737 A BR 7804737A
Authority
BR
Brazil
Prior art keywords
interior
tube
magnetic material
located adjacent
collar nut
Prior art date
Application number
BR7804737A
Other languages
English (en)
Inventor
J Smith
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 BR7804737A publication Critical patent/BR7804737A/pt

Links

Classifications

    • 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
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
BR7804737A 1977-07-26 1978-07-24 Processo para criar regioes magnetizadas no interior de um material magnetico a ser localizado adjacente a uma porcao de colo de um tubo de raios catodicos BR7804737A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/819,095 US4138628A (en) 1977-07-26 1977-07-26 Magnetizing method for use with a cathode ray tube

Publications (1)

Publication Number Publication Date
BR7804737A true BR7804737A (pt) 1979-04-17

Family

ID=25227187

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7804737A BR7804737A (pt) 1977-07-26 1978-07-24 Processo para criar regioes magnetizadas no interior de um material magnetico a ser localizado adjacente a uma porcao de colo de um tubo de raios catodicos

Country Status (26)

Country Link
US (1) US4138628A (pt)
JP (1) JPS5424535A (pt)
AR (1) AR224726A1 (pt)
AT (1) AT375784B (pt)
AU (1) AU521291B2 (pt)
BE (1) BE869284A (pt)
BR (1) BR7804737A (pt)
CA (1) CA1120996A (pt)
DD (1) DD137645A5 (pt)
DE (1) DE2832667C2 (pt)
DK (1) DK146310C (pt)
ES (1) ES472040A1 (pt)
FI (1) FI72009C (pt)
FR (1) FR2399122A1 (pt)
GB (1) GB2001803B (pt)
HK (1) HK12187A (pt)
IT (1) IT7826044A0 (pt)
MX (1) MX4107E (pt)
MY (1) MY8500710A (pt)
NL (1) NL7807897A (pt)
NO (1) NO782439L (pt)
NZ (1) NZ187947A (pt)
PL (1) PL127788B1 (pt)
SE (1) SE428740B (pt)
YU (1) YU41028B (pt)
ZA (1) ZA784108B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554807A (en) * 1978-06-24 1980-01-14 Mitsubishi Electric Corp Neck magnet of braun tube
DE2907898A1 (de) * 1979-03-01 1980-09-11 Steingroever Erich Dr Ing Vielpolige vorrichtung und verfahren zum magnetisieren von ringfoermigen dauermagneten
DE2949851C2 (de) * 1979-12-12 1982-09-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Vorrichtung zum Magnetisieren einer Konvergenzeinrichtung für Inline-Farbbildröhren
US4390815A (en) * 1981-03-17 1983-06-28 Rca Corporation Apparatus for influencing electron beam movement
JPS5830294A (ja) * 1981-08-18 1983-02-22 Mitsubishi Electric Corp カラ−陰極線管装置
FR2545264B1 (fr) * 1983-04-26 1985-12-13 Videocolor Sa Procede et appareil de reglage de la convergence statique et de la purete de tubes de television en couleurs
FR2545265B1 (fr) * 1983-04-26 1985-12-13 Videocolor Sa Procede et appareil de reglage rapide, a l'aide d'un aimant permanent, de la convergence statique et de la purete d'un tube de television en couleurs
NL8403112A (nl) * 1984-10-12 1986-05-01 Philips Nv Werkwijze voor het vervaardigen van een kleurenbeeldbuis en inrichting voor het uitvoeren van deze werkwijze.
NL8500862A (nl) * 1985-03-25 1986-10-16 Philips Nv Werkwijze voor het vervaardigen van een kleurenbeeldbuis en inrichting voor het uitvoeren van deze werkwijze.
JPS6271191A (ja) * 1985-09-24 1987-04-01 三菱電機株式会社 高周波加熱装置
US4654616A (en) * 1985-09-30 1987-03-31 Rca Corporation Blue bow correction for CRT raster
FR2606550B1 (fr) * 1986-11-12 1989-01-13 Videocolor Procede et dispositif pour le reglage de la convergence statique et/ou de la purete d'un tube de television en couleurs
US5028898A (en) * 1988-08-24 1991-07-02 Hitachi, Ltd. Color cathode-ray tube having deflection yoke
IT1245117B (it) * 1991-01-29 1994-09-13 Videocolor Spa Dispositivo di controllo della convergenza statica e della purezza di un tubo a raggi catodici tricromatico
DE4219517A1 (de) * 1992-06-13 1993-12-16 Nokia Deutschland Gmbh Verfahren und Vorrichtung zum Magnetisieren eines Magnetrings im Hals einer Farbbildröhre
US6280053B1 (en) 1998-09-23 2001-08-28 Tseng-Lu Chien Multiple function electro-luminescent night light devices
US6179431B1 (en) 1998-12-24 2001-01-30 Tseng-Lu Chien Flashlight with electro-luminescent element
EP1125310A1 (en) * 1999-09-06 2001-08-22 Koninklijke Philips Electronics N.V. Color display device having quadrupole convergence coils
US20020030431A1 (en) * 2000-09-12 2002-03-14 Baran Anthony Stanley Apparatus for correcting static electron beam landing error

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7414845A (nl) * 1974-11-14 1976-05-18 Philips Nv Inrichting voor het weergeven van kleurentelevi- siebeelden.
NL170683C (nl) * 1975-04-01 1982-12-01 Philips Nv Werkwijze voor het vervaardigen van een statische convergentie-eenheid en een kleurenbeeldbuis voorzien van een convergentie-eenheid, vervaardigd onder toepassing van die werkwijze.
DE2612607C3 (de) * 1976-03-25 1984-01-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Statische Konvergenzkorrekturvorrichtung in Farbfernsehbildwiedergaberöhren
NL7707476A (nl) * 1977-07-06 1979-01-09 Philips Nv Werkwijze voor het vervaardigen van een kleuren- beeldbuis en kleurenbeeldbuis vervaardigd vol- gens die werkwijze.

Also Published As

Publication number Publication date
FI72009C (fi) 1987-03-09
DD137645A5 (de) 1979-09-12
MX4107E (es) 1981-12-09
NZ187947A (en) 1982-08-17
SE428740B (sv) 1983-07-18
AU521291B2 (en) 1982-03-25
ES472040A1 (es) 1979-02-01
GB2001803B (en) 1982-03-03
GB2001803A (en) 1979-02-07
YU173878A (en) 1983-04-30
BE869284A (fr) 1978-11-16
DE2832667C2 (de) 1984-06-14
CA1120996A (en) 1982-03-30
DK329878A (da) 1979-01-27
ATA543878A (de) 1984-01-15
DK146310C (da) 1984-02-06
PL208645A1 (pl) 1979-03-26
AT375784B (de) 1984-09-10
AR224726A1 (es) 1982-01-15
MY8500710A (en) 1985-12-31
DE2832667A1 (de) 1979-02-08
NL7807897A (nl) 1979-01-30
JPS5424535A (en) 1979-02-23
AU3819378A (en) 1980-01-24
FI782281A (fi) 1979-01-27
HK12187A (en) 1987-02-20
FR2399122B1 (pt) 1984-02-24
FI72009B (fi) 1986-11-28
ZA784108B (en) 1979-07-25
US4138628A (en) 1979-02-06
JPS5728996B2 (pt) 1982-06-19
NO782439L (no) 1979-01-29
YU41028B (en) 1986-10-31
DK146310B (da) 1983-08-29
PL127788B1 (en) 1983-11-30
SE7807945L (sv) 1979-01-27
IT7826044A0 (it) 1978-07-24
FR2399122A1 (fr) 1979-02-23

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