CA1035404A - Conductive support members for focus electrode of cathode ray tube - Google Patents

Conductive support members for focus electrode of cathode ray tube

Info

Publication number
CA1035404A
CA1035404A CA224,653A CA224653A CA1035404A CA 1035404 A CA1035404 A CA 1035404A CA 224653 A CA224653 A CA 224653A CA 1035404 A CA1035404 A CA 1035404A
Authority
CA
Canada
Prior art keywords
ray tube
support members
cathode ray
conductive support
focus electrode
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
Application number
CA224,653A
Other languages
English (en)
French (fr)
Inventor
Robert F. L. M. Van Der Ven
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
Application granted granted Critical
Publication of CA1035404A publication Critical patent/CA1035404A/en
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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to 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
    • H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
CA224,653A 1974-04-25 1975-04-15 Conductive support members for focus electrode of cathode ray tube Expired CA1035404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7405552A NL7405552A (nl) 1974-04-25 1974-04-25 Kathodestraalbuis.

Publications (1)

Publication Number Publication Date
CA1035404A true CA1035404A (en) 1978-07-25

Family

ID=19821221

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224,653A Expired CA1035404A (en) 1974-04-25 1975-04-15 Conductive support members for focus electrode of cathode ray tube

Country Status (12)

Country Link
US (1) US3979631A (es)
JP (1) JPS5525703B2 (es)
AT (1) AT340487B (es)
BE (1) BE828431A (es)
BR (1) BR7502437A (es)
CA (1) CA1035404A (es)
DE (1) DE2516464C3 (es)
ES (1) ES436870A1 (es)
FR (1) FR2269193B1 (es)
GB (1) GB1502876A (es)
IT (1) IT1032730B (es)
NL (1) NL7405552A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2642582A1 (de) * 1976-09-22 1978-03-23 Licentia Gmbh Kathodenstrahlroehre
JPS5370147U (es) * 1976-11-12 1978-06-13
NL8005230A (nl) * 1980-09-19 1982-04-16 Philips Nv Kathodestraalbuis.
NL8101888A (nl) * 1981-04-16 1982-11-16 Philips Nv Beeldweergeefinrichting.
US4414485A (en) * 1981-06-23 1983-11-08 Rca Corporation Control-screen electrode subassembly for an electron gun and method for constructing the same
JPS58113951U (ja) * 1982-01-29 1983-08-04 日本電気ホームエレクトロニクス株式会社 電子銃
EP0133533B1 (en) * 1983-08-01 1993-04-21 Hitachi, Ltd. Low thermal expansion resin material for a wiring insulating film.
US4739218A (en) * 1985-04-18 1988-04-19 Schwartz Samuel A Short cathode ray tube
NL8900069A (nl) * 1989-01-12 1990-08-01 Philips Nv Beeldweergeefbuis.
US6617779B1 (en) 2001-10-04 2003-09-09 Samuel A. Schwartz Multi-bend cathode ray tube

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE401969A (es) * 1933-03-14
GB435690A (en) * 1934-03-26 1935-09-25 Leonard Francis Broadway Improvements in and relating to cathode ray tubes
US2227087A (en) * 1937-06-30 1940-12-31 Siemens Ag Cathode ray tube
US2509254A (en) * 1946-11-27 1950-05-30 Farnsworth Res Corp Line focusing cathode-ray tube
US2740063A (en) * 1952-02-27 1956-03-27 Hartford Nat Bank & Trust Co Miniature electronic discharge tube with ribbon-shaped beam
US3355617A (en) * 1964-07-30 1967-11-28 Motorola Inc Reduction of arcing between electrodes in a cathode ray tube by conducting coating of resistance material on inner wall of tube neck
NL6513665A (es) * 1965-10-22 1967-04-24
JPS4720448U (es) * 1971-02-08 1972-11-08
FR2241950A5 (es) * 1973-08-21 1975-03-21 Milotic Milio

Also Published As

Publication number Publication date
BE828431A (fr) 1975-10-27
FR2269193A1 (es) 1975-11-21
AT340487B (de) 1977-12-12
DE2516464A1 (de) 1975-10-30
BR7502437A (pt) 1976-03-09
AU8043075A (en) 1976-10-28
US3979631A (en) 1976-09-07
FR2269193B1 (es) 1978-09-01
NL7405552A (nl) 1975-10-28
ATA307475A (de) 1977-04-15
JPS50149265A (es) 1975-11-29
DE2516464C3 (de) 1979-09-27
JPS5525703B2 (es) 1980-07-08
ES436870A1 (es) 1976-12-01
GB1502876A (en) 1978-03-08
IT1032730B (it) 1979-06-20
DE2516464B2 (de) 1979-02-01

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