CA975418A - Electric discharge tube comprising a mesh grid - Google Patents

Electric discharge tube comprising a mesh grid

Info

Publication number
CA975418A
CA975418A CA162,785A CA162785A CA975418A CA 975418 A CA975418 A CA 975418A CA 162785 A CA162785 A CA 162785A CA 975418 A CA975418 A CA 975418A
Authority
CA
Canada
Prior art keywords
electric discharge
discharge tube
mesh grid
grid
mesh
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
CA162,785A
Other languages
English (en)
Other versions
CA162785S (en
Inventor
Karl W. Hinkel
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 CA975418A publication Critical patent/CA975418A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/38—Control electrodes, e.g. grid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0015—Non-sealed electrodes
    • H01J2893/0017—Cylindrical, helical or annular grids
CA162,785A 1972-02-05 1973-02-02 Electric discharge tube comprising a mesh grid Expired CA975418A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7201534A NL7201534A (it) 1972-02-05 1972-02-05

Publications (1)

Publication Number Publication Date
CA975418A true CA975418A (en) 1975-09-30

Family

ID=19815300

Family Applications (1)

Application Number Title Priority Date Filing Date
CA162,785A Expired CA975418A (en) 1972-02-05 1973-02-02 Electric discharge tube comprising a mesh grid

Country Status (8)

Country Link
US (1) US3806754A (it)
JP (1) JPS4889674A (it)
CA (1) CA975418A (it)
CH (1) CH552282A (it)
DE (1) DE2303776C3 (it)
FR (1) FR2170208B1 (it)
GB (1) GB1368542A (it)
NL (1) NL7201534A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976909A (en) * 1975-07-11 1976-08-24 Rca Corporation Wire mesh cathode

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2277148A (en) * 1941-01-30 1942-03-24 Bell Telephone Labor Inc Electrode for electron discharge devices
NL88786C (it) * 1955-04-02
US3172002A (en) * 1960-11-21 1965-03-02 Rca Corp Cathode mount and method of fabrication
JPS4329650Y1 (it) * 1965-11-15 1968-12-05

Also Published As

Publication number Publication date
JPS4889674A (it) 1973-11-22
FR2170208A1 (it) 1973-09-14
CH552282A (de) 1974-07-31
DE2303776A1 (de) 1973-08-09
US3806754A (en) 1974-04-23
DE2303776B2 (de) 1977-12-15
GB1368542A (en) 1974-09-25
FR2170208B1 (it) 1977-08-26
NL7201534A (it) 1973-08-07
DE2303776C3 (de) 1978-08-10

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