FR1582018A - - Google Patents

Info

Publication number
FR1582018A
FR1582018A FR1582018DA FR1582018A FR 1582018 A FR1582018 A FR 1582018A FR 1582018D A FR1582018D A FR 1582018DA FR 1582018 A FR1582018 A FR 1582018A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1582018A publication Critical patent/FR1582018A/fr
Expired legal-status Critical Current

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F04D29/544—Blade shapes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1582018D 1966-12-30 1967-12-29 Expired FR1582018A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP0041123 1966-12-30

Publications (1)

Publication Number Publication Date
FR1582018A true FR1582018A (fr) 1969-09-26

Family

ID=7377592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1582018D Expired FR1582018A (fr) 1966-12-30 1967-12-29

Country Status (5)

Country Link
US (1) US3477381A (fr)
CH (1) CH482119A (fr)
DE (1) DE1503704C3 (fr)
FR (1) FR1582018A (fr)
GB (1) GB1155700A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2035063C3 (de) * 1970-07-15 1974-05-30 Arthur Pfeiffer-Vakuumtechnik Gmbh, 6330 Wetzlar Laufrad für eine Turbomolekularpumpe
DE2654055B2 (de) * 1976-11-29 1979-11-08 Kernforschungsanlage Juelich Gmbh, 5170 Juelich Rotor- und Statorscheibe für Turbomolekularpumpe
AU3706778A (en) * 1977-10-03 1979-12-20 Rockwell International Corp Axial slurry pump
DE3507274A1 (de) * 1985-03-01 1986-09-04 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Scheiben mit schaufeln hoher stabilitaet fuer turbomolekularpumpen
JPH0261387A (ja) * 1988-08-24 1990-03-01 Seiko Seiki Co Ltd ターボ分子ポンプ
IT1241177B (it) * 1990-02-16 1993-12-29 Varian Spa Statore per pompa turbomolecolare.
DE4401596A1 (de) * 1994-01-20 1995-07-27 Ekato Ruehr Mischtechnik Rührorgan
DE10010371A1 (de) * 2000-03-02 2001-09-06 Pfeiffer Vacuum Gmbh Turbomolekularpumpe
DE10052637B4 (de) * 2000-10-24 2021-03-11 Pfeiffer Vacuum Gmbh 16.02.2001 Scheiben für eine Turbomolekularpumpe
US6554564B1 (en) 2001-11-14 2003-04-29 United Technologies Corporation Reduced noise fan exit guide vane configuration for turbofan engines
DE102007006915A1 (de) * 2007-02-13 2008-08-14 Oerlikon Leybold Vacuum Gmbh Rotorelement für Turbopumpenrotoren sowie Turbopumpenrotor
DE102014102681A1 (de) * 2014-02-28 2015-09-03 Pfeiffer Vacuum Gmbh Statorscheibe
EP3034880B1 (fr) * 2014-12-15 2019-10-16 Pfeiffer Vacuum Gmbh Rotor pour une pompe à vide et son procédé de fabrication

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US764230A (en) * 1902-03-20 1904-07-05 Metropolitan Trust & Savings Bank Wheel for steam-turbines.
GB190620818A (en) * 1906-09-19 1907-09-19 William Llyod Wise Improvements in or relating to Steam Turbines.
US941411A (en) * 1908-05-07 1909-11-30 Westinghouse Machine Co Turbine-blade-holding means.
US1072233A (en) * 1912-11-07 1913-09-02 Emil Imle Steam-turbine blade.
US1347327A (en) * 1920-01-15 1920-07-20 Gen Electric Elastic-fluid turbine
US2357279A (en) * 1938-10-24 1944-08-29 Rendelstein Max Blower
US2405190A (en) * 1943-03-05 1946-08-06 Peerless Turbine Corp Fluid turbine
FR1121516A (fr) * 1953-05-26 1956-08-20 Hélices et distributeurs pour ventilateurs axiaux et turbines
FR81075E (fr) * 1962-01-23 1963-07-26 Snecma Pompe à vide turbomoléculaire perfectionnée
US3189264A (en) * 1963-06-04 1965-06-15 Arthur Pfeiffer Company Vacuum pump drive and seal arrangement

Also Published As

Publication number Publication date
DE1503704B2 (de) 1971-08-19
DE1503704C3 (de) 1972-03-23
US3477381A (en) 1969-11-11
DE1503704A1 (de) 1970-07-30
GB1155700A (en) 1969-06-18
CH482119A (de) 1969-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse