FR2550829B1 - Pompe turbo-moleculaire verticale - Google Patents

Pompe turbo-moleculaire verticale

Info

Publication number
FR2550829B1
FR2550829B1 FR8412535A FR8412535A FR2550829B1 FR 2550829 B1 FR2550829 B1 FR 2550829B1 FR 8412535 A FR8412535 A FR 8412535A FR 8412535 A FR8412535 A FR 8412535A FR 2550829 B1 FR2550829 B1 FR 2550829B1
Authority
FR
France
Prior art keywords
molecular pump
vertical turbo
turbo
vertical
molecular
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
FR8412535A
Other languages
English (en)
French (fr)
Other versions
FR2550829A1 (fr
Inventor
Tadao Ishizawa
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.)
Seiko Seiki KK
Original Assignee
Seiko Seiki KK
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 Seiko Seiki KK filed Critical Seiko Seiki KK
Publication of FR2550829A1 publication Critical patent/FR2550829A1/fr
Application granted granted Critical
Publication of FR2550829B1 publication Critical patent/FR2550829B1/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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
FR8412535A 1983-08-16 1984-08-08 Pompe turbo-moleculaire verticale Expired FR2550829B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12661383U JPS6034594U (ja) 1983-08-16 1983-08-16 縦型タ−ボ分子ポンプ

Publications (2)

Publication Number Publication Date
FR2550829A1 FR2550829A1 (fr) 1985-02-22
FR2550829B1 true FR2550829B1 (fr) 1988-01-08

Family

ID=14939531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8412535A Expired FR2550829B1 (fr) 1983-08-16 1984-08-08 Pompe turbo-moleculaire verticale

Country Status (4)

Country Link
JP (1) JPS6034594U (forum.php)
DE (1) DE3429137A1 (forum.php)
FR (1) FR2550829B1 (forum.php)
GB (1) GB2146073B (forum.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728154C2 (de) * 1987-08-24 1996-04-18 Balzers Pfeiffer Gmbh Mehrstufige Molekularpumpe
JPH01277698A (ja) * 1988-04-30 1989-11-08 Nippon Ferrofluidics Kk 複合型真空ポンプ
DE4216237A1 (de) * 1992-05-16 1993-11-18 Leybold Ag Gasreibungsvakuumpumpe
DE4237971B4 (de) † 1992-11-11 2004-05-06 Unaxis Deutschland Holding Gmbh Vakuumpumpe mit Wandler
CN102865250B (zh) * 2012-09-27 2017-04-19 上海华虹宏力半导体制造有限公司 用于半导体制造的泵抽吸端口的遮挡盖

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR887499A (fr) * 1941-11-04 1943-11-15 Brown Pompe moléculaire
BE619944A (fr) * 1961-08-04 1963-01-09 Snecma Pompe à vide turbomoleculaire perfectionnée
FR2224009A5 (forum.php) * 1973-03-30 1974-10-25 Cit Alcatel
DE2349033C3 (de) * 1973-09-29 1984-08-30 Leybold-Heraeus Gmbh, 5000 Koeln Turbomolekularpumpe
DE2354046A1 (de) * 1973-10-29 1975-05-07 Battelle Institut E V Elektrisch angetriebene turbomolekularvakuumpumpe
DE2409857B2 (de) * 1974-03-01 1977-03-24 Leybold-Heraeus GmbH & Co KG, 5000Köln Turbomolekularvakuumpumpe mit zumindest teilweise glockenfoermig ausgebildetem rotor
DE2554995A1 (de) * 1975-12-06 1977-06-16 Pfeiffer Vakuumtechnik Turbomolekularpumpe
DE3032967A1 (de) * 1980-09-02 1982-04-15 Leybold-Heraeus GmbH, 5000 Köln Molekularpumpe, insbesondere turbomolekularpumpe, und damit ausgeruestetes pumpsystem

Also Published As

Publication number Publication date
JPS6332393Y2 (forum.php) 1988-08-29
JPS6034594U (ja) 1985-03-09
DE3429137A1 (de) 1985-03-07
GB8419569D0 (en) 1984-09-05
DE3429137C2 (forum.php) 1993-08-05
FR2550829A1 (fr) 1985-02-22
GB2146073A (en) 1985-04-11
GB2146073B (en) 1987-04-01

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse