CH592818A5 - - Google Patents

Info

Publication number
CH592818A5
CH592818A5 CH1187474A CH1187474A CH592818A5 CH 592818 A5 CH592818 A5 CH 592818A5 CH 1187474 A CH1187474 A CH 1187474A CH 1187474 A CH1187474 A CH 1187474A CH 592818 A5 CH592818 A5 CH 592818A5
Authority
CH
Switzerland
Application number
CH1187474A
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of CH592818A5 publication Critical patent/CH592818A5/xx

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
    • F04D19/044—Holweck-type pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1187474A 1973-09-14 1974-09-02 CH592818A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7333097A FR2244370A5 (ja) 1973-09-14 1973-09-14

Publications (1)

Publication Number Publication Date
CH592818A5 true CH592818A5 (ja) 1977-11-15

Family

ID=9125050

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1187474A CH592818A5 (ja) 1973-09-14 1974-09-02

Country Status (10)

Country Link
US (1) US3924962A (ja)
JP (1) JPS5055911A (ja)
BE (1) BE819441A (ja)
CH (1) CH592818A5 (ja)
DE (1) DE2443727A1 (ja)
FR (1) FR2244370A5 (ja)
GB (1) GB1473713A (ja)
IT (1) IT1020719B (ja)
NL (1) NL7412212A (ja)
SU (1) SU580850A3 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8105614A (nl) * 1981-12-14 1983-07-01 Ultra Centrifuge Nederland Nv Hoog-vacuum moleculair pomp.
JPH0784871B2 (ja) * 1986-06-12 1995-09-13 株式会社日立製作所 真空排気装置
DE3791053T1 (de) * 1987-12-25 1989-12-21 Valerij Borisovic Solochov Vakuum-molekularpumpe
WO1989006320A1 (en) * 1988-01-05 1989-07-13 Sholokhov Valery B Molecular vacuum pump
DE3891263T1 (de) * 1988-02-26 1990-03-15 Nikolaj Michailovic Novikov Turbomolekular-vakuumpumpe
CH676378A5 (ja) * 1988-03-30 1991-01-15 Vladimir Pavlovich Sergeev
DE3831258C1 (ja) * 1988-09-14 1989-10-12 Alcatel Hochvakuumtechnik Gmbh, 6980 Wertheim, De
GB2585936A (en) * 2019-07-25 2021-01-27 Edwards Ltd Drag pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1053637A (en) * 1912-03-02 1913-02-18 John Arthur Hamilton O'reilly Fluid-propelled machine.
US1448079A (en) * 1920-07-08 1923-03-13 Noeggerath Jacob Emil Viscosity pump
US1902439A (en) * 1930-12-30 1933-03-21 Edward T Skeffington Flying worm steam motor
US1869106A (en) * 1931-06-12 1932-07-26 Charles J Marchant Rotary engine
NL7111948A (ja) * 1971-08-31 1973-03-02

Also Published As

Publication number Publication date
NL7412212A (nl) 1975-03-18
US3924962A (en) 1975-12-09
BE819441A (fr) 1975-03-03
IT1020719B (it) 1977-12-30
DE2443727A1 (de) 1975-04-03
GB1473713A (en) 1977-05-18
JPS5055911A (ja) 1975-05-16
SU580850A3 (ru) 1977-11-15
FR2244370A5 (ja) 1975-04-11

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Legal Events

Date Code Title Description
PL Patent ceased