DE69228178D1 - Niederspannungs-elektronenkanone mit begrenzender apertur - Google Patents

Niederspannungs-elektronenkanone mit begrenzender apertur

Info

Publication number
DE69228178D1
DE69228178D1 DE69228178T DE69228178T DE69228178D1 DE 69228178 D1 DE69228178 D1 DE 69228178D1 DE 69228178 T DE69228178 T DE 69228178T DE 69228178 T DE69228178 T DE 69228178T DE 69228178 D1 DE69228178 D1 DE 69228178D1
Authority
DE
Germany
Prior art keywords
low voltage
limiting aperture
voltage electron
electron cannon
cannon
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 - Lifetime
Application number
DE69228178T
Other languages
English (en)
Inventor
Hsing-Yao Chen
Sen-Su Tsai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chunghwa Picture Tubes Ltd
Original Assignee
Chunghwa Picture Tubes Ltd
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 Chunghwa Picture Tubes Ltd filed Critical Chunghwa Picture Tubes Ltd
Application granted granted Critical
Publication of DE69228178D1 publication Critical patent/DE69228178D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H01J29/48—Electron guns
    • H01J29/485—Construction of the gun or of parts thereof
DE69228178T 1991-12-09 1992-08-14 Niederspannungs-elektronenkanone mit begrenzender apertur Expired - Lifetime DE69228178D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/805,378 US5159240A (en) 1991-12-09 1991-12-09 Low voltage limiting aperture electron gun
PCT/US1992/006166 WO1993012531A1 (en) 1991-12-09 1992-08-14 Low voltage limiting aperture electron gun

Publications (1)

Publication Number Publication Date
DE69228178D1 true DE69228178D1 (de) 1999-02-25

Family

ID=25191409

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69228178T Expired - Lifetime DE69228178D1 (de) 1991-12-09 1992-08-14 Niederspannungs-elektronenkanone mit begrenzender apertur

Country Status (5)

Country Link
US (1) US5159240A (de)
EP (1) EP0570541B1 (de)
JP (1) JP3369174B2 (de)
DE (1) DE69228178D1 (de)
WO (1) WO1993012531A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100377399B1 (ko) * 1995-11-24 2003-06-19 삼성에스디아이 주식회사 칼라음극선관용전자총
US6166483A (en) * 1998-07-08 2000-12-26 Chunghwa Picture Tubes, Ltd. QPF electron gun with high G4 voltage using internal resistor
US6815881B2 (en) * 2002-02-11 2004-11-09 Chunghwa Picture Tubes, Ltd. Color CRT electron gun with progressively reduced electron beam passing aperture size
US6674228B2 (en) 2002-04-04 2004-01-06 Chunghwa Pictures Tubes, Ltd. Multi-layer common lens arrangement for main focus lens of multi-beam electron gun
US6954515B2 (en) * 2003-04-25 2005-10-11 Varian Medical Systems, Inc., Radiation sources and radiation scanning systems with improved uniformity of radiation intensity

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR737816A (fr) * 1931-05-30 1932-12-16 Siemens Ag Disposition pour influencer la nature de rayons électroniques
GB402460A (en) * 1932-06-02 1933-12-04 Emi Ltd Improvements in or relating to cathode ray tubes
US2111941A (en) * 1933-06-27 1938-03-22 Schlesinger Kurt Braun tube for producing television images of large size
US2135941A (en) * 1935-04-09 1938-11-08 Rca Corp Electrode structure
US2128581A (en) * 1936-05-18 1938-08-30 Farnsworth Television Inc Fine beam electron gun
GB505601A (en) * 1936-12-18 1939-05-15 Zeiss Ikon Ag Improvements in or relating to electron lenses
US2185590A (en) * 1937-06-18 1940-01-02 Rca Corp Cathode ray tube
US2202631A (en) * 1937-08-20 1940-05-28 Rca Corp Cathode ray tube
GB505751A (en) * 1937-09-13 1939-05-15 Frederick Hermes Nicoll Improvements in or relating to cathode ray tubes
GB511444A (en) * 1938-02-17 1939-08-18 Leonard Francis Broadway Improvements in or relating to cathode ray tubes
US2217168A (en) * 1938-02-19 1940-10-08 Bell Telephone Labor Inc Electron discharge device
US2260313A (en) * 1939-02-08 1941-10-28 Bell Telephone Labor Inc Cathode ray tube
US2888606A (en) * 1956-08-27 1959-05-26 Rca Corp Modulation control for cathode ray tubes
US3928784A (en) * 1971-07-02 1975-12-23 Philips Corp Television camera tube with control diaphragm
US3798478A (en) * 1972-09-14 1974-03-19 Gte Sylvania Inc Multibeam cathode ray tube having a common beam limiting aperture therein
FR2201536B1 (de) * 1972-09-26 1976-08-13 Thomson Csf
US3919588A (en) * 1972-10-02 1975-11-11 Gen Electric Two-aperture immersion lens
US3899711A (en) * 1973-05-09 1975-08-12 Gen Electric Laminated multi-apertured electrode
US3887830A (en) * 1973-09-07 1975-06-03 Raytheon Co Cathode ray tube with magnetic beam alignment means
US4388556A (en) * 1978-02-13 1983-06-14 U.S. Philips Corporation Low noise electron gun
NL7809345A (nl) * 1978-09-14 1980-03-18 Philips Nv Kathodestraalbuis.
US4218635A (en) * 1979-03-23 1980-08-19 General Electric Company Electron gun with stationary beam during blanking
US4628224A (en) * 1980-08-04 1986-12-09 North American Philips Consumer Electronics Corp. Beam shaping CRT electrode
JPS5774948A (en) * 1980-10-29 1982-05-11 Nippon Hoso Kyokai <Nhk> Electron gun
US4549113A (en) * 1981-02-06 1985-10-22 U.S. Philips Corporation Low noise electron gun
US4540916A (en) * 1981-10-30 1985-09-10 Nippon Hoso Kyokai Electron gun for television camera tube
DE3617432A1 (de) * 1986-05-23 1987-11-26 Standard Elektrik Lorenz Ag Elektronenstrahlerzeugungssystem
US4724359A (en) * 1986-10-17 1988-02-09 General Electric Company Laminar flow guns for light valves
US4764704A (en) * 1987-01-14 1988-08-16 Rca Licensing Corporation Color cathode-ray tube having a three-lens electron gun
KR910001511B1 (ko) * 1987-01-26 1991-03-09 가부시기가이샤 히다찌세이사구쇼 전자총용전극
GB8728481D0 (en) * 1987-12-04 1988-04-27 Rank Brimar Ltd Electron gun
US5061881A (en) * 1989-09-04 1991-10-29 Matsushita Electronics Corporation In-line electron gun
US5066887A (en) * 1990-02-22 1991-11-19 Rca Thomson Licensing Corp. Color picture tube having an inline electron gun with an astigmatic prefocusing lens

Also Published As

Publication number Publication date
US5159240A (en) 1992-10-27
EP0570541B1 (de) 1999-01-13
EP0570541A4 (en) 1994-06-08
WO1993012531A1 (en) 1993-06-24
JP3369174B2 (ja) 2003-01-20
EP0570541A1 (de) 1993-11-24
JPH06508720A (ja) 1994-09-29

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Legal Events

Date Code Title Description
8332 No legal effect for de