IT978275B - Statore registrabile per pompe con coclea ad eccentrico - Google Patents

Statore registrabile per pompe con coclea ad eccentrico

Info

Publication number
IT978275B
IT978275B IT19361/73A IT1936173A IT978275B IT 978275 B IT978275 B IT 978275B IT 19361/73 A IT19361/73 A IT 19361/73A IT 1936173 A IT1936173 A IT 1936173A IT 978275 B IT978275 B IT 978275B
Authority
IT
Italy
Prior art keywords
pumps
eccentric screw
adjustable stator
stator
adjustable
Prior art date
Application number
IT19361/73A
Other languages
English (en)
Original Assignee
Streicher Gmbh
Streicher M
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
Priority claimed from DE19722202763 external-priority patent/DE2202763C3/de
Priority claimed from DE19722243479 external-priority patent/DE2243479B2/de
Application filed by Streicher Gmbh, Streicher M filed Critical Streicher Gmbh
Application granted granted Critical
Publication of IT978275B publication Critical patent/IT978275B/it

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
    • F04C2/1071—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 the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1073—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 the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits
    • F04C2/1075—Construction of the stationary member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
IT19361/73A 1972-01-21 1973-01-19 Statore registrabile per pompe con coclea ad eccentrico IT978275B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722202763 DE2202763C3 (de) 1972-01-21 Nachstellbarer Stator für Exzenterschneckenpumpen
DE19722243479 DE2243479B2 (de) 1972-09-05 1972-09-05 Nachstellbarer stator fuer exzenterschneckenpumpen

Publications (1)

Publication Number Publication Date
IT978275B true IT978275B (it) 1974-09-20

Family

ID=25762598

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19361/73A IT978275B (it) 1972-01-21 1973-01-19 Statore registrabile per pompe con coclea ad eccentrico

Country Status (4)

Country Link
US (1) US3857654A (it)
FR (1) FR2175403A5 (it)
GB (1) GB1405339A (it)
IT (1) IT978275B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313717A (en) * 1979-10-04 1982-02-02 Kopecky Eugene F Adjustable pressure extrusion pump
EP0083829A1 (en) * 1982-01-11 1983-07-20 Eugene F. Kopecky Adjustable pressure extrusion pump
US5611397A (en) * 1994-02-14 1997-03-18 Wood; Steven M. Reverse Moineau motor and centrifugal pump assembly for producing fluids from a well
US6183226B1 (en) 1986-04-24 2001-02-06 Steven M. Wood Progressive cavity motors using composite materials
DE3826033A1 (de) * 1988-07-30 1990-02-01 Gummi Jaeger Kg Gmbh & Cie Verfahren zur herstellung von elastomerstatoren fuer exzenterschneckenpumpen
US5171138A (en) * 1990-12-20 1992-12-15 Drilex Systems, Inc. Composite stator construction for downhole drilling motors
GB9303507D0 (en) * 1993-02-22 1993-04-07 Mono Pumps Ltd Progressive cavity pump or motors
US5759019A (en) * 1994-02-14 1998-06-02 Steven M. Wood Progressive cavity pumps using composite materials
US6439834B1 (en) * 1998-10-13 2002-08-27 Arthur Whiting Oil field tool
DE10241753C1 (de) * 2002-09-10 2003-11-13 Netzsch Mohnopumpen Gmbh Stator für Exzenterschneckenpumpe
WO2005042910A2 (en) * 2003-10-27 2005-05-12 Dyna-Drill Technologies, Inc. Asymmetric contouring of elastomer liner on lobes in a moineau style power section stator
US7517202B2 (en) * 2005-01-12 2009-04-14 Smith International, Inc. Multiple elastomer layer progressing cavity stators
DE102005013466B3 (de) * 2005-03-21 2006-10-05 Netzsch-Mohnopumpen Gmbh Spannvorrichtung
DE102005042559A1 (de) * 2005-09-08 2007-03-15 Netzsch-Mohnopumpen Gmbh Statorsystem
US9393648B2 (en) 2010-03-30 2016-07-19 Smith International Inc. Undercut stator for a positive displacment motor
UA119134C2 (uk) 2012-08-08 2019-05-10 Аарон Фьюстел Роторні пристрої з розширюваними камерами, що мають регульовані проходи для робочого плинного середовища, а також системи, що мають такі пристрої
JP6481828B2 (ja) * 2015-12-25 2019-03-13 兵神装備株式会社 一軸偏心ねじポンプ
EP4073383A4 (en) 2019-12-10 2022-12-14 CIRCOR Pumps North America, LLC Screw pump or machine
CN120213739A (zh) * 2023-12-26 2025-06-27 中国石油天然气集团有限公司 用于量测粘性液体的可变径装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT218386B (de) * 1959-06-11 1961-11-27 Seeberger K G Maschinen & Gera Schneckenpumpe
US3028812A (en) * 1960-03-01 1962-04-10 Scotti Ambrogio Hydraulic mechanical device for tightening tubular elastic elements
US3084631A (en) * 1962-01-17 1963-04-09 Robbins & Myers Helical gear pump with stator compression
DE1553199C3 (de) * 1966-03-15 1974-03-07 Karl Dipl.-Ing. 7024 Bernhausen Schlecht Nachstellbarer Stator für eine Exzenter-Schraubenpumpe

Also Published As

Publication number Publication date
GB1405339A (en) 1975-09-10
FR2175403A5 (it) 1973-10-19
US3857654A (en) 1974-12-31

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