FR2344744B3 - - Google Patents

Info

Publication number
FR2344744B3
FR2344744B3 FR7707888A FR7707888A FR2344744B3 FR 2344744 B3 FR2344744 B3 FR 2344744B3 FR 7707888 A FR7707888 A FR 7707888A FR 7707888 A FR7707888 A FR 7707888A FR 2344744 B3 FR2344744 B3 FR 2344744B3
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
FR7707888A
Other languages
French (fr)
Other versions
FR2344744A1 (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.)
Hochvakuum Dresden VEB
Original Assignee
Hochvakuum Dresden VEB
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 Hochvakuum Dresden VEB filed Critical Hochvakuum Dresden VEB
Publication of FR2344744A1 publication Critical patent/FR2344744A1/fr
Application granted granted Critical
Publication of FR2344744B3 publication Critical patent/FR2344744B3/fr
Granted 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/26—Systems consisting of a plurality of sliding-contact bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
FR7707888A 1976-03-16 1977-03-16 Montage de support sur paliers pour une turbopompe moleculaire Granted FR2344744A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD191871A DD124315A1 (enrdf_load_stackoverflow) 1976-03-16 1976-03-16

Publications (2)

Publication Number Publication Date
FR2344744A1 FR2344744A1 (fr) 1977-10-14
FR2344744B3 true FR2344744B3 (enrdf_load_stackoverflow) 1980-01-18

Family

ID=5503940

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7707888A Granted FR2344744A1 (fr) 1976-03-16 1977-03-16 Montage de support sur paliers pour une turbopompe moleculaire

Country Status (4)

Country Link
DD (1) DD124315A1 (enrdf_load_stackoverflow)
DE (1) DE2709902A1 (enrdf_load_stackoverflow)
FR (1) FR2344744A1 (enrdf_load_stackoverflow)
GB (1) GB1571846A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239328C2 (de) * 1982-10-23 1993-12-23 Pfeiffer Vakuumtechnik Magnetisch gelagerte Turbomolekularpumpe mit Schwingungsdämpfung
RU2119698C1 (ru) * 1995-11-15 1998-09-27 Валерий Моисеевич Иоффе Варикап
CN113957768B (zh) * 2021-11-01 2023-07-18 广东丰能环保科技股份有限公司 一种预制型运动面层及其成型工艺

Also Published As

Publication number Publication date
DD124315A1 (enrdf_load_stackoverflow) 1977-02-16
FR2344744A1 (fr) 1977-10-14
DE2709902A1 (de) 1977-09-29
GB1571846A (en) 1980-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse