NL268755A - - Google Patents

Info

Publication number
NL268755A
NL268755A NL268755DA NL268755A NL 268755 A NL268755 A NL 268755A NL 268755D A NL268755D A NL 268755DA NL 268755 A NL268755 A NL 268755A
Authority
NL
Netherlands
Application number
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.)
Publication of NL268755A publication Critical patent/NL268755A/xx
Priority claimed from US62055A external-priority patent/US3070719A/en
Priority claimed from US78058A external-priority patent/US3091717A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
    • H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/06—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
NL268755D 1960-10-11 NL268755A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62055A US3070719A (en) 1957-07-24 1960-10-11 Cathodes for magnentically-confined glow discharge apparatus
US78058A US3091717A (en) 1957-07-24 1960-12-23 Cathodes for magnetically-confined glow discharge devices

Publications (1)

Publication Number Publication Date
NL268755A true NL268755A (ko)

Family

ID=26741815

Family Applications (1)

Application Number Title Priority Date Filing Date
NL268755D NL268755A (ko) 1960-10-11

Country Status (4)

Country Link
CH (1) CH400441A (ko)
DE (1) DE1246933B (ko)
GB (2) GB949097A (ko)
NL (1) NL268755A (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4326265A1 (de) * 1993-08-05 1995-02-09 Leybold Ag Testgasdetektor, vorzugsweise für Lecksuchgeräte, sowie Verfahren zum Betrieb eines Testgasdetektors dieser Art

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT141377B (de) * 1932-11-02 1935-04-10 Elin Ag Elek Ind Wien Glühkathode.
US2663811A (en) * 1950-12-20 1953-12-22 Westinghouse Electric Corp Vapor-electric device
US2937301A (en) * 1956-04-25 1960-05-17 Edgerton Germeshausen & Grier Electric-discharge device and cathode
US2937302A (en) * 1957-05-21 1960-05-17 Edgerton Germeshausen & Grier Electric-discharge device and cathode
US2937304A (en) * 1957-09-25 1960-05-17 Edgerton Germeshausen & Grier Electric-discharge device and cathode

Also Published As

Publication number Publication date
CH400441A (de) 1965-10-15
DE1246933B (de) 1967-08-10
GB949097A (en) 1964-02-12
GB950770A (en) 1964-02-26

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