FR1173301A - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number
FR1173301A
FR1173301A FR1173301DA FR1173301A FR 1173301 A FR1173301 A FR 1173301A FR 1173301D A FR1173301D A FR 1173301DA FR 1173301 A FR1173301 A FR 1173301A
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
Other languages
French (fr)
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.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
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 Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Application granted granted Critical
Publication of FR1173301A publication Critical patent/FR1173301A/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
    • 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
FR1173301D 1956-03-23 1957-03-22 Vacuum pump Expired FR1173301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US573522A US2888189A (en) 1956-03-23 1956-03-23 Vacuum pump

Publications (1)

Publication Number Publication Date
FR1173301A true FR1173301A (en) 1959-02-24

Family

ID=24292327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173301D Expired FR1173301A (en) 1956-03-23 1957-03-22 Vacuum pump

Country Status (4)

Country Link
US (1) US2888189A (en)
CH (1) CH371547A (en)
FR (1) FR1173301A (en)
GB (1) GB836737A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839439A (en) * 1955-06-07 1958-06-17 Detrex Chem Ind Method and composition for producing phosphate coatings on metal
US3120363A (en) * 1958-09-11 1964-02-04 Electronatom Corp Flying apparatus
US3130945A (en) * 1959-08-31 1964-04-28 Electronatom Corp Ionocraft
US3181775A (en) * 1962-03-20 1965-05-04 Wisconsin Alumni Res Found Pumping apparatus
US3239134A (en) * 1964-04-14 1966-03-08 Sigmatron Inc Residual gas removing means for vacuum pumps
US3343780A (en) * 1965-03-05 1967-09-26 Varian Associates Vacuum pump apparatus
US3360187A (en) * 1965-06-04 1967-12-26 Perkin Elmer Corp High vacuum pump apparatus
US3377499A (en) * 1966-05-16 1968-04-09 Varian Associates Relatively large consumable pelletized getter source element for sublimation type getter vacuum pumps
US7182295B2 (en) * 2002-11-12 2007-02-27 Scott D. Redmond Personal flight vehicle and system

Also Published As

Publication number Publication date
GB836737A (en) 1960-06-09
CH371547A (en) 1963-08-31
US2888189A (en) 1959-05-26

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