DE2118738B2 - - Google Patents

Info

Publication number
DE2118738B2
DE2118738B2 DE2118738A DE2118738A DE2118738B2 DE 2118738 B2 DE2118738 B2 DE 2118738B2 DE 2118738 A DE2118738 A DE 2118738A DE 2118738 A DE2118738 A DE 2118738A DE 2118738 B2 DE2118738 B2 DE 2118738B2
Authority
DE
Germany
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.)
Granted
Application number
DE2118738A
Other languages
German (de)
Other versions
DE2118738C3 (de
DE2118738A1 (de
Inventor
Fritz Dipl.-Ing.Dr. 7758 Daisendorf Gehring
Karl 8990 Lindau Jaeger
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.)
Dornier GmbH
Original Assignee
Dornier GmbH
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 Dornier GmbH filed Critical Dornier GmbH
Priority to DE2118738A priority Critical patent/DE2118738C3/de
Priority to GB833672A priority patent/GB1331012A/en
Priority to NL7202925A priority patent/NL7202925A/xx
Priority to US00238231A priority patent/US3802794A/en
Priority to FR7213689A priority patent/FR2134997A5/fr
Publication of DE2118738A1 publication Critical patent/DE2118738A1/de
Publication of DE2118738B2 publication Critical patent/DE2118738B2/de
Application granted granted Critical
Publication of DE2118738C3 publication Critical patent/DE2118738C3/de
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
    • F04D19/044—Holweck-type pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Springs (AREA)
DE2118738A 1971-04-17 1971-04-17 Molekularpumpe, bestehend aus einem mit Innengewinde versehenen zylindrischen Stator Expired DE2118738C3 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE2118738A DE2118738C3 (de) 1971-04-17 1971-04-17 Molekularpumpe, bestehend aus einem mit Innengewinde versehenen zylindrischen Stator
GB833672A GB1331012A (en) 1971-04-17 1972-02-23 Molecular pump
NL7202925A NL7202925A (enExample) 1971-04-17 1972-03-06
US00238231A US3802794A (en) 1971-04-17 1972-03-27 Molecular pump comprising a pump cylinder equipped with a thread
FR7213689A FR2134997A5 (enExample) 1971-04-17 1972-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2118738A DE2118738C3 (de) 1971-04-17 1971-04-17 Molekularpumpe, bestehend aus einem mit Innengewinde versehenen zylindrischen Stator

Publications (3)

Publication Number Publication Date
DE2118738A1 DE2118738A1 (de) 1972-11-16
DE2118738B2 true DE2118738B2 (enExample) 1974-04-11
DE2118738C3 DE2118738C3 (de) 1974-11-14

Family

ID=5805019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2118738A Expired DE2118738C3 (de) 1971-04-17 1971-04-17 Molekularpumpe, bestehend aus einem mit Innengewinde versehenen zylindrischen Stator

Country Status (5)

Country Link
US (1) US3802794A (enExample)
DE (1) DE2118738C3 (enExample)
FR (1) FR2134997A5 (enExample)
GB (1) GB1331012A (enExample)
NL (1) NL7202925A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2222886A5 (enExample) * 1973-03-21 1974-10-18 Cit Alcatel
JPS6341695A (ja) * 1986-08-07 1988-02-22 Seiko Seiki Co Ltd タ−ボ分子ポンプ
DE3728154C2 (de) * 1987-08-24 1996-04-18 Balzers Pfeiffer Gmbh Mehrstufige Molekularpumpe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1065208A (en) * 1911-04-14 1913-06-17 Charles G Strickler Water turbine-wheel.
US1492846A (en) * 1922-05-11 1924-05-06 Mullard Radio Valve Co Ltd Vacuum pump
US2730297A (en) * 1950-04-12 1956-01-10 Hartford Nat Bank & Trust Co High-vacuum molecular pump
DE1010235B (de) * 1955-04-22 1957-06-13 Arthur Pfeiffer Fa Molekularpumpe

Also Published As

Publication number Publication date
US3802794A (en) 1974-04-09
GB1331012A (en) 1973-09-19
NL7202925A (enExample) 1972-10-19
DE2118738C3 (de) 1974-11-14
FR2134997A5 (enExample) 1972-12-08
DE2118738A1 (de) 1972-11-16

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)