IT8323453A0 - Tubo a raggi catodici. - Google Patents
Tubo a raggi catodici.Info
- Publication number
- IT8323453A0 IT8323453A0 IT8323453A IT2345383A IT8323453A0 IT 8323453 A0 IT8323453 A0 IT 8323453A0 IT 8323453 A IT8323453 A IT 8323453A IT 2345383 A IT2345383 A IT 2345383A IT 8323453 A0 IT8323453 A0 IT 8323453A0
- Authority
- IT
- Italy
- Prior art keywords
- ray tube
- cathode ray
- cathode
- tube
- ray
- Prior art date
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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
-
- 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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
-
- 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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8204185A NL8204185A (nl) | 1982-10-29 | 1982-10-29 | Kathodestraalbuis. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8323453A0 true IT8323453A0 (it) | 1983-10-26 |
IT1171782B IT1171782B (it) | 1987-06-10 |
Family
ID=19840487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23453/83A IT1171782B (it) | 1982-10-29 | 1983-10-26 | Tubo a raggi catodici |
Country Status (13)
Country | Link |
---|---|
US (1) | US4620134A (it) |
JP (1) | JPS5996635A (it) |
KR (1) | KR900004260B1 (it) |
CA (1) | CA1200835A (it) |
DD (1) | DD212355A5 (it) |
DE (1) | DE3336948A1 (it) |
ES (1) | ES8406793A1 (it) |
FR (1) | FR2535522B1 (it) |
GB (1) | GB2130004B (it) |
HK (1) | HK29288A (it) |
IT (1) | IT1171782B (it) |
NL (1) | NL8204185A (it) |
SG (1) | SG3988G (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2586326B1 (fr) * | 1985-08-14 | 1987-11-20 | Videocolor | Canon a electrons pour tube a rayons cathodiques, notamment pour la television en couleurs |
JPH0752630B2 (ja) * | 1985-12-09 | 1995-06-05 | 株式会社東芝 | 電子銃構体 |
JPH01258346A (ja) * | 1988-04-08 | 1989-10-16 | Hitachi Ltd | ブラウン管用電子銃 |
US5077498A (en) * | 1991-02-11 | 1991-12-31 | Tektronix, Inc. | Pinched electron beam cathode-ray tube with high-voltage einzel focus lens |
TW497115B (en) | 1998-04-28 | 2002-08-01 | Hitachi Ltd | Cathode ray tube |
ATE365973T1 (de) * | 2003-07-08 | 2007-07-15 | Lg Philips Displays Nl | Kathodenstrahlröhre und elektronenkanone |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE480334A (it) * | 1942-03-14 | |||
BE560885A (it) * | 1956-09-17 | |||
US3437868A (en) * | 1965-10-11 | 1969-04-08 | Sony Corp | Electron gun device |
US3740607A (en) * | 1971-06-03 | 1973-06-19 | Watkins Johnson Co | Laminar flow electron gun and method |
FR2166165B1 (it) * | 1971-12-30 | 1976-10-29 | Hitachi Ltd | |
US3863091A (en) * | 1972-12-29 | 1975-01-28 | Hitachi Ltd | Electron gun assembly with improved unitary lens system |
US3895253A (en) * | 1973-10-23 | 1975-07-15 | Zenith Radio Corp | Electron gun having extended field electrostatic focus lens |
JPS5522906B2 (it) * | 1974-05-20 | 1980-06-19 | ||
US3995194A (en) * | 1974-08-02 | 1976-11-30 | Zenith Radio Corporation | Electron gun having an extended field electrostatic focus lens |
JPS5351958A (en) * | 1976-10-22 | 1978-05-11 | Hitachi Ltd | Electron gun |
AU4515779A (en) * | 1978-04-12 | 1979-10-18 | Rca Corp. | Electron gun |
JPS5519728A (en) * | 1978-07-27 | 1980-02-12 | Matsushita Electronics Corp | Electron gun |
NL7809160A (nl) * | 1978-09-08 | 1980-03-11 | Philips Nv | Kleurenbeeldbuis. |
GB2084394B (en) * | 1980-07-30 | 1985-03-06 | Matsushita Electronics Corp | Cathode-ray tube driving apparatus |
US4496877A (en) * | 1982-04-06 | 1985-01-29 | Zenith Electronics Corporation | Unipotential electron gun for short cathode ray tubes |
US4481445A (en) * | 1982-06-01 | 1984-11-06 | Zenith Electronics Corporation | Electron gun for projection television cathode ray tubes |
-
1982
- 1982-10-29 NL NL8204185A patent/NL8204185A/nl not_active Application Discontinuation
-
1983
- 1983-10-13 DE DE19833336948 patent/DE3336948A1/de not_active Withdrawn
- 1983-10-21 US US06/544,169 patent/US4620134A/en not_active Expired - Lifetime
- 1983-10-24 GB GB08328336A patent/GB2130004B/en not_active Expired
- 1983-10-26 IT IT23453/83A patent/IT1171782B/it active
- 1983-10-27 ES ES526812A patent/ES8406793A1/es not_active Expired
- 1983-10-27 DD DD83256041A patent/DD212355A5/de not_active IP Right Cessation
- 1983-10-27 CA CA000439822A patent/CA1200835A/en not_active Expired
- 1983-10-28 JP JP58202488A patent/JPS5996635A/ja active Pending
- 1983-10-28 FR FR8317283A patent/FR2535522B1/fr not_active Expired
- 1983-10-28 KR KR1019830005104A patent/KR900004260B1/ko not_active IP Right Cessation
-
1988
- 1988-01-08 SG SG39/88A patent/SG3988G/en unknown
- 1988-04-21 HK HK292/88A patent/HK29288A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1200835A (en) | 1986-02-18 |
SG3988G (en) | 1988-06-17 |
GB2130004B (en) | 1986-01-22 |
IT1171782B (it) | 1987-06-10 |
DE3336948A1 (de) | 1984-05-03 |
GB8328336D0 (en) | 1983-11-23 |
US4620134A (en) | 1986-10-28 |
HK29288A (en) | 1988-04-29 |
ES526812A0 (es) | 1984-07-01 |
ES8406793A1 (es) | 1984-07-01 |
NL8204185A (nl) | 1984-05-16 |
KR900004260B1 (ko) | 1990-06-18 |
FR2535522A1 (fr) | 1984-05-04 |
FR2535522B1 (fr) | 1986-01-03 |
JPS5996635A (ja) | 1984-06-04 |
KR840006554A (ko) | 1984-11-30 |
GB2130004A (en) | 1984-05-23 |
DD212355A5 (de) | 1984-08-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19931028 |