GB949097A - Improved cathodes for magnetically-confined glow discharge apparatus - Google Patents

Improved cathodes for magnetically-confined glow discharge apparatus

Info

Publication number
GB949097A
GB949097A GB3324861A GB3324861A GB949097A GB 949097 A GB949097 A GB 949097A GB 3324861 A GB3324861 A GB 3324861A GB 3324861 A GB3324861 A GB 3324861A GB 949097 A GB949097 A GB 949097A
Authority
GB
United Kingdom
Prior art keywords
slats
cathode
glow discharge
anode
base
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
GB3324861A
Other languages
English (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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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
Priority claimed from US62055A external-priority patent/US3070719A/en
Priority claimed from US78058A external-priority patent/US3091717A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Publication of GB949097A publication Critical patent/GB949097A/en
Expired legal-status Critical Current

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

Landscapes

  • Electron Tubes For Measurement (AREA)
  • Measuring Fluid Pressure (AREA)
GB3324861A 1960-10-11 1961-09-15 Improved cathodes for magnetically-confined glow discharge apparatus Expired GB949097A (en)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
GB949097A true GB949097A (en) 1964-02-12

Family

ID=26741815

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3324861A Expired GB949097A (en) 1960-10-11 1961-09-15 Improved cathodes for magnetically-confined glow discharge apparatus
GB3426761A Expired GB950770A (en) 1960-10-11 1961-09-25 Improved cathodes for magnetically-confined glow discharge devices

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3426761A Expired GB950770A (en) 1960-10-11 1961-09-25 Improved cathodes for magnetically-confined glow discharge devices

Country Status (4)

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

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
DE1246933B (de) 1967-08-10
CH400441A (de) 1965-10-15
NL268755A (enrdf_load_stackoverflow)
GB950770A (en) 1964-02-26

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