GB1039884A - Improvements in or relating to gettering arrangements in velocity modulated electrontubes - Google Patents

Improvements in or relating to gettering arrangements in velocity modulated electrontubes

Info

Publication number
GB1039884A
GB1039884A GB18128/63A GB1812863A GB1039884A GB 1039884 A GB1039884 A GB 1039884A GB 18128/63 A GB18128/63 A GB 18128/63A GB 1812863 A GB1812863 A GB 1812863A GB 1039884 A GB1039884 A GB 1039884A
Authority
GB
United Kingdom
Prior art keywords
cylinder
ions
cathode
gettering
electron
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
GB18128/63A
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB1039884A publication Critical patent/GB1039884A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • 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
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • 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
    • 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
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic 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
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
    • H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
    • 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

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Microwave Tubes (AREA)
  • Electron Tubes For Measurement (AREA)
GB18128/63A 1962-05-09 1963-05-08 Improvements in or relating to gettering arrangements in velocity modulated electrontubes Expired GB1039884A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES79366A DE1298648B (de) 1962-05-09 1962-05-09 Laufzeitroehre mit koaxial um den Elektronenstrahl angeordneten Ionenfaengern

Publications (1)

Publication Number Publication Date
GB1039884A true GB1039884A (en) 1966-08-24

Family

ID=7508148

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18128/63A Expired GB1039884A (en) 1962-05-09 1963-05-08 Improvements in or relating to gettering arrangements in velocity modulated electrontubes

Country Status (5)

Country Link
US (1) US3299311A (enrdf_load_stackoverflow)
CH (1) CH409156A (enrdf_load_stackoverflow)
DE (1) DE1298648B (enrdf_load_stackoverflow)
GB (1) GB1039884A (enrdf_load_stackoverflow)
NL (1) NL292484A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1539135A1 (de) * 1965-06-30 1969-08-28 Siemens Ag Pumpanordnung mit Hilfskathode fuer elektrische Entladungsgefaesse
GB1165883A (en) * 1965-11-03 1969-10-01 Emi Ltd Improvements relating to Electron Discharge Devices, especially Klystrons
US3500097A (en) * 1967-03-06 1970-03-10 Dunlee Corp X-ray generator
US4397611A (en) * 1981-07-06 1983-08-09 The Perkin-Elmer Corp. Particle beam instrumentation ion pump
US10665437B2 (en) * 2015-02-10 2020-05-26 Hamilton Sundstrand Corporation System and method for enhanced ion pump lifespan
US10262845B2 (en) 2015-02-10 2019-04-16 Hamilton Sundstrand Corporation System and method for enhanced ion pump lifespan
GB2588462A (en) * 2019-10-25 2021-04-28 Spacetek Tech Ag Compact time-of-flight mass analyzer
CN113130277B (zh) * 2021-04-21 2024-02-13 中国科学院空天信息创新研究院 一种收集极组件、速调管永磁聚焦系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE462688A (enrdf_load_stackoverflow) * 1944-03-11
US2767344A (en) * 1949-12-30 1956-10-16 Bell Telephone Labor Inc Electronic amplifier
US2692351A (en) * 1949-12-31 1954-10-19 Bell Telephone Labor Inc Electron beam amplifier
DE1026006B (de) * 1957-04-11 1958-03-13 Siemens Ag Strahlerzeugungssystem fuer elektrische Entladungsgefaesse, insbesondere Laufzeitroehren
GB888577A (en) * 1958-04-24 1962-01-31 Emi Ltd Improvements in or relating to electron discharge devices
US3073987A (en) * 1959-12-17 1963-01-15 Raytheon Co Electron discharge device with getter

Also Published As

Publication number Publication date
US3299311A (en) 1967-01-17
NL292484A (enrdf_load_stackoverflow)
CH409156A (de) 1966-03-15
DE1298648B (de) 1969-07-03

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