FR1520958A - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number
FR1520958A
FR1520958A FR104058A FR104058A FR1520958A FR 1520958 A FR1520958 A FR 1520958A FR 104058 A FR104058 A FR 104058A FR 104058 A FR104058 A FR 104058A FR 1520958 A FR1520958 A FR 1520958A
Authority
FR
France
Prior art keywords
vacuum pump
vacuum
pump
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
FR104058A
Other languages
French (fr)
Inventor
Selig Kainer
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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
Priority claimed from US545042A external-priority patent/US3365119A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR104058A priority Critical patent/FR1520958A/en
Application granted granted Critical
Publication of FR1520958A publication Critical patent/FR1520958A/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
    • H01J41/14—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F9/00—Diffusion pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR104058A 1966-04-25 1967-04-25 Vacuum pump Expired FR1520958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR104058A FR1520958A (en) 1966-04-25 1967-04-25 Vacuum pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US545042A US3365119A (en) 1966-04-25 1966-04-25 High vacuum pump
FR104058A FR1520958A (en) 1966-04-25 1967-04-25 Vacuum pump

Publications (1)

Publication Number Publication Date
FR1520958A true FR1520958A (en) 1968-04-12

Family

ID=26175915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR104058A Expired FR1520958A (en) 1966-04-25 1967-04-25 Vacuum pump

Country Status (1)

Country Link
FR (1) FR1520958A (en)

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