DE3168099D1 - Eccentric screw pump with helical rotor - Google Patents

Eccentric screw pump with helical rotor

Info

Publication number
DE3168099D1
DE3168099D1 DE8181900526T DE3168099T DE3168099D1 DE 3168099 D1 DE3168099 D1 DE 3168099D1 DE 8181900526 T DE8181900526 T DE 8181900526T DE 3168099 T DE3168099 T DE 3168099T DE 3168099 D1 DE3168099 D1 DE 3168099D1
Authority
DE
Germany
Prior art keywords
screw pump
eccentric screw
helical rotor
helical
rotor
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
DE8181900526T
Other languages
German (de)
Inventor
Max Streicher
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE8181900526T priority Critical patent/DE3168099D1/en
Application granted granted Critical
Publication of DE3168099D1 publication Critical patent/DE3168099D1/en
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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
DE8181900526T 1980-03-01 1981-02-27 Eccentric screw pump with helical rotor Expired DE3168099D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8181900526T DE3168099D1 (en) 1980-03-01 1981-02-27 Eccentric screw pump with helical rotor

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19803007881 DE3007881A1 (en) 1980-03-01 1980-03-01 Eccentric screw pump
PCT/EP1981/000016 WO1981002447A1 (en) 1980-03-01 1981-02-27 Eccentric screw pump with helical rotor
DE8181900526T DE3168099D1 (en) 1980-03-01 1981-02-27 Eccentric screw pump with helical rotor

Publications (1)

Publication Number Publication Date
DE3168099D1 true DE3168099D1 (en) 1985-02-21

Family

ID=6095987

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19803007881 Withdrawn DE3007881A1 (en) 1980-03-01 1980-03-01 Eccentric screw pump
DE8181900526T Expired DE3168099D1 (en) 1980-03-01 1981-02-27 Eccentric screw pump with helical rotor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19803007881 Withdrawn DE3007881A1 (en) 1980-03-01 1980-03-01 Eccentric screw pump

Country Status (3)

Country Link
EP (1) EP0046779B1 (en)
DE (2) DE3007881A1 (en)
WO (1) WO1981002447A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3231157A1 (en) * 1982-08-21 1984-02-23 Armatec FTS-Armaturen GmbH & Co KG, 7988 Wangen Hydrodynamic eccentric-spiral machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1335006A (en) * 1962-06-12 1963-08-16 Rotary machine usable in particular as a pump
US3274944A (en) * 1965-09-30 1966-09-27 Frederick L Parsons Screw vane pump
DE2712120A1 (en) * 1977-03-19 1978-09-28 Streicher Foerdertech Eccentric worm pump with helical stator and rotor - has contours formed by stacked discs with resilient wear proof rotary discs on rotor discs
DE2712122A1 (en) * 1977-03-19 1978-09-28 Streicher Foerdertech Eccentric worm pump with helical stator and rotor - has contours formed by stacked discs with piston plates slidable in variable stator guides
DE2712121A1 (en) * 1977-03-19 1978-09-28 Streicher Foerdertech Eccentric screw pump
DE2905917A1 (en) * 1978-02-20 1979-08-23 Streicher Foerdertech Screw pump with helical clamped flat plates - rotates in helical chamber to pump abrasive liquids

Also Published As

Publication number Publication date
WO1981002447A1 (en) 1981-09-03
EP0046779A1 (en) 1982-03-10
DE3007881A1 (en) 1981-09-10
EP0046779B1 (en) 1985-01-09

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee