CH527368A - Vakuumpumpe - Google Patents

Vakuumpumpe

Info

Publication number
CH527368A
CH527368A CH1486970A CH1486970A CH527368A CH 527368 A CH527368 A CH 527368A CH 1486970 A CH1486970 A CH 1486970A CH 1486970 A CH1486970 A CH 1486970A CH 527368 A CH527368 A CH 527368A
Authority
CH
Switzerland
Prior art keywords
vacuum pump
vacuum
pump
Prior art date
Application number
CH1486970A
Other languages
German (de)
English (en)
Inventor
E Osterstrom Gordon
Original Assignee
Sargent Welch Scientific Co
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 Sargent Welch Scientific Co filed Critical Sargent Welch Scientific Co
Publication of CH527368A publication Critical patent/CH527368A/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1486970A 1969-10-27 1970-10-06 Vakuumpumpe CH527368A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86980669A 1969-10-27 1969-10-27

Publications (1)

Publication Number Publication Date
CH527368A true CH527368A (de) 1972-08-31

Family

ID=25354303

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1486970A CH527368A (de) 1969-10-27 1970-10-06 Vakuumpumpe

Country Status (9)

Country Link
US (1) US3584966A (fr)
JP (1) JPS5027882B1 (fr)
BE (1) BE757353A (fr)
CA (1) CA922675A (fr)
CH (1) CH527368A (fr)
DE (1) DE2046745A1 (fr)
FR (1) FR2065418A5 (fr)
GB (1) GB1321472A (fr)
NL (1) NL7014717A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3722164C2 (de) * 1987-07-04 1995-04-20 Balzers Pfeiffer Gmbh Turbomolekularpumpe
US6508631B1 (en) * 1999-11-18 2003-01-21 Mks Instruments, Inc. Radial flow turbomolecular vacuum pump

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US852030A (en) * 1906-09-08 1907-04-30 William A Nussbaumer Elastic-fluid turbine.
US1793179A (en) * 1927-06-17 1931-02-17 Lanterman Frank Elastic-fluid turbine
US2918208A (en) * 1956-02-02 1959-12-22 Becker Willi Molecular pump
FR1251606A (fr) * 1960-03-15 1961-01-20 Arthur Pfeiffer G M B H Palier pour pompe moléculaire
FR81075E (fr) * 1962-01-23 1963-07-26 Snecma Pompe à vide turbomoléculaire perfectionnée
FR1338250A (fr) * 1962-11-08 1963-09-20 Akad Wissenschaften Ddr Pompe moléculaire
US3332610A (en) * 1965-09-08 1967-07-25 Welch Scient Company Shaft seal with cooling means

Also Published As

Publication number Publication date
GB1321472A (en) 1973-06-27
CA922675A (en) 1973-03-13
JPS5027882B1 (fr) 1975-09-11
DE2046745A1 (de) 1971-05-06
NL7014717A (fr) 1971-04-29
BE757353A (fr) 1971-03-16
FR2065418A5 (fr) 1971-07-23
US3584966A (en) 1971-06-15

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Legal Events

Date Code Title Description
PL Patent ceased