FR95641E - Dispositif de pompage a cathode auxiliaire pour tubes électroniques. - Google Patents

Dispositif de pompage a cathode auxiliaire pour tubes électroniques.

Info

Publication number
FR95641E
FR95641E FR168130A FR168130A FR95641E FR 95641 E FR95641 E FR 95641E FR 168130 A FR168130 A FR 168130A FR 168130 A FR168130 A FR 168130A FR 95641 E FR95641 E FR 95641E
Authority
FR
France
Prior art keywords
pumping device
auxiliary cathode
electron tubes
tubes
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
FR168130A
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 AG
Siemens Corp
Original Assignee
Siemens 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 AG, Siemens Corp filed Critical Siemens AG
Application granted granted Critical
Publication of FR95641E publication Critical patent/FR95641E/fr
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
    • H01J41/14—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
    • 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
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/183—Composition or manufacture of getters

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Discharge Lamp (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FR168130A 1965-06-30 1968-09-30 Dispositif de pompage a cathode auxiliaire pour tubes électroniques. Expired FR95641E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES0097898 1965-06-30
DE1967S0112258 DE1539156B2 (de) 1965-06-30 1967-10-04 Getterpumpanordnung fuer elektronenstrahlroehren und verfahren zum herstellen von getterfaehigen sinterformkoerpern

Publications (1)

Publication Number Publication Date
FR95641E true FR95641E (fr) 1971-03-26

Family

ID=7531653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR168130A Expired FR95641E (fr) 1965-06-30 1968-09-30 Dispositif de pompage a cathode auxiliaire pour tubes électroniques.

Country Status (5)

Country Link
US (1) US3688150A (fr)
DE (1) DE1539156B2 (fr)
FR (1) FR95641E (fr)
GB (1) GB1172939A (fr)
NL (1) NL6810879A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2091481A (en) * 1981-01-17 1982-07-28 Sperry Ltd Getter for Glow Discharge Devices
US6866624B2 (en) 2000-12-08 2005-03-15 Medtronic Ave,Inc. Apparatus and method for treatment of malignant tumors
US6415016B1 (en) * 2001-01-09 2002-07-02 Medtronic Ave, Inc. Crystal quartz insulating shell for X-ray catheter
US6546077B2 (en) 2001-01-17 2003-04-08 Medtronic Ave, Inc. Miniature X-ray device and method of its manufacture
US6771737B2 (en) 2001-07-12 2004-08-03 Medtronic Ave, Inc. X-ray catheter with miniature emitter and focusing cup

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US859292A (en) * 1903-12-10 1907-07-09 Gen Electric Electric lighting.
CA353329A (fr) * 1931-11-09 1935-10-01 The Canadian General Electric Company Appareil a arc a decharges
US2788460A (en) * 1951-05-23 1957-04-09 Itt Electrodes for electron discharge devices and methods of making same
BE560502A (fr) * 1956-09-05
FR1438212A (fr) * 1964-07-03 1966-05-13 Commissariat Energie Atomique électrode utilisable à haute température en milieu corrosif et son procédé de fabrication
GB1015840A (en) * 1964-09-08 1966-01-05 Standard Telephones Cables Ltd Thermionic valves
DE1283403B (de) * 1966-08-05 1968-11-21 Siemens Ag Mittelbar geheizte Vorratskathode fuer elektrische Entladungsgefaesse
CH452065A (de) * 1966-08-17 1968-05-31 Tesla Np Leistungsröhre

Also Published As

Publication number Publication date
GB1172939A (en) 1969-12-03
NL6810879A (fr) 1969-04-09
DE1539156B2 (de) 1976-09-23
DE1539156A1 (de) 1970-03-26
US3688150A (en) 1972-08-29

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