FR2177860B3 - - Google Patents

Info

Publication number
FR2177860B3
FR2177860B3 FR7310297A FR7310297A FR2177860B3 FR 2177860 B3 FR2177860 B3 FR 2177860B3 FR 7310297 A FR7310297 A FR 7310297A FR 7310297 A FR7310297 A FR 7310297A FR 2177860 B3 FR2177860 B3 FR 2177860B3
Authority
FR
France
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
Application number
FR7310297A
Other languages
French (fr)
Other versions
FR2177860A1 (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2177860A1 publication Critical patent/FR2177860A1/fr
Application granted granted Critical
Publication of FR2177860B3 publication Critical patent/FR2177860B3/fr
Expired 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
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • 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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration
FR7310297A 1972-03-24 1973-03-22 Expired FR2177860B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7203931A NL7203931A (en) 1972-03-24 1972-03-24

Publications (2)

Publication Number Publication Date
FR2177860A1 FR2177860A1 (en) 1973-11-09
FR2177860B3 true FR2177860B3 (en) 1976-03-19

Family

ID=19815685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7310297A Expired FR2177860B3 (en) 1972-03-24 1973-03-22

Country Status (8)

Country Link
US (1) US3881136A (en)
JP (1) JPS4915359A (en)
CA (1) CA963069A (en)
DE (1) DE2311369A1 (en)
FR (1) FR2177860B3 (en)
GB (1) GB1421865A (en)
IT (1) IT980662B (en)
NL (1) NL7203931A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980919A (en) * 1974-12-20 1976-09-14 Watkins-Johnson Company Rectangular beam laminar flow electron gun
JPS5413249A (en) * 1977-07-01 1979-01-31 Hitachi Ltd Cathode ray tube
JPS54133070A (en) * 1978-04-07 1979-10-16 Hitachi Ltd Constituent for electron gun
US4172309A (en) * 1978-07-21 1979-10-30 Zenith Radio Corporation Method of correcting deflection defocusing in self-converged color CRT display systems
EP0014922A1 (en) * 1979-02-22 1980-09-03 International Standard Electric Corporation Electron gun
JPS55154044A (en) * 1979-05-18 1980-12-01 Hitachi Ltd Electrode structure of electron gun and its manufacture
JPS5973439A (en) * 1982-10-19 1984-04-25 Nippon Steel Corp Production of iron oxide from waste hydrochloric acid liquor for pickling
JPS6199249A (en) * 1984-10-18 1986-05-17 Matsushita Electronics Corp Picture tube apparatus
NL8600463A (en) * 1986-02-25 1987-09-16 Philips Nv CATHODE SPRAY TUBE WITH MEANS FOR VERTICAL STRETCH STRETCHING.
US4724359A (en) * 1986-10-17 1988-02-09 General Electric Company Laminar flow guns for light valves
US8008632B2 (en) * 2008-07-24 2011-08-30 Seagate Technology Llc Two-zone ion beam carbon deposition
CN102975519B (en) * 2012-02-21 2015-02-11 苑执中 Born pair diamond certificate manufacture method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840754A (en) * 1954-09-01 1958-06-24 Rca Corp Electron beam tube
NL108855C (en) * 1956-09-07
NL6717635A (en) * 1967-12-22 1969-06-24
US3579010A (en) * 1968-10-31 1971-05-18 Philco Ford Corp Elongated aperture electron gun structure for flat cathode-ray tube

Also Published As

Publication number Publication date
NL7203931A (en) 1973-09-26
US3881136A (en) 1975-04-29
FR2177860A1 (en) 1973-11-09
CA963069A (en) 1975-02-18
JPS4915359A (en) 1974-02-09
GB1421865A (en) 1976-01-21
DE2311369A1 (en) 1973-10-04
IT980662B (en) 1974-10-10

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Legal Events

Date Code Title Description
ST Notification of lapse